| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Montana City,
                MT Lewis and Clark Co. United States | SR 282 / Jackson Creek Rd. (46.54082, -111.94824) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2007 | Opened October 2007. | 
| Ephrata,
                WA Grant Co. United States | SR 282 / Dodson Rd. / A St. SE (47.30659, -119.55504) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2019 | Lane line extensions over exits. http://www.ifiberone.com/columbia_basin/ephrata-roundabout-drastically-reduces-collisions-17-months-after-its-completion/article_e3201c6e-0818-11eb-9a93-572d8357bf49.html | 
| Quincy,
                WA Grant Co. United States | SR 28 / White Trail Rd. (47.23275, -119.93936) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://kpq.com/opening-of-roundabout-at-sr-28-white-trail-road-delayed-again/ | 
| Tipton,
                IN Tipton Co. United States | SR 28 / S Campbell Crossing (40.27560, -86.13177) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2019 | |
| Frankfort,
                IN Clinton Co. United States | SR 28 / Banderas Dr. / CR 800 W (40.26283, -86.64985) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | Intersection shifted approximately 250 ft east. https://www.facebook.com/FrankfortPoliceDepartment/videos/its-national-roundabout-week-here-is-a-video-of-frankforts-own-roundabout-taken-/1952011948594793/ | 
| Incline Village,
                NV Washoe Co. United States | SR 28 (Tahoe Blvd.) / SR 431 (Mt Rose Hwy.) (39.25146, -119.97321) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 39.7690 | Other (At-Grade) Single-Lane | 2012 | Reduced from two entering lanes (LT only, TH only) on west leg to one lane in 2015-2016. Now single-lane roundabout. ICD estimated from Google Maps linework. | 
| Brisbane,
                Queensland Brisbane Australia | SR 28 (Robinson Rd. W) / Kirby Rd. (-27.36526, 153.02641) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Geebung,
                Queensland Brisbane Australia | SR 28 (Robinson Rd. E) / Bilsen Rd. (-27.36970, 153.05624) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| The Basin,
                Victoria Knox Australia | SR 28 (Mountain Hwy.) / SR 36 (Forest Rd.) / Basin-Olinda Rd. (-37.85533, 145.31550) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Melbourne,
                Victoria Knox Australia | SR 28 (Mountain Hwy.) / Miller Rd. / Liverpool Rd. (-37.84998, 145.30704) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Quincy,
                WA Grant Co. United States | SR 28 (F St. SW) / 13th Ave. SW (47.23316, -119.87515) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2019 | https://www.facebook.com/120602431290592/posts/heres-a-birds-eye-view-of-the-roundabout-progress-the-intersection-is-scheduled-/3385784181439051/ | 
| Albany Creek,
                Queensland Moreton Bay Australia | SR 28 (Albany Creek Rd.) / Old Northern Rd. (-27.34503, 152.96552) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Helena,
                MT Lewis and Clark Co. United States | SR 279 (Lincoln Rd. E) / I-15 NB Ramps (46.70444, -112.01118) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 32.0040 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | Raindrop shaped. Right-turn-only lane on south leg. Year Completed estimated (2021-2024). | 
| Butte,
                MT Silver Bow Co. United States | SR 276 / I-15-I-90 WB Ramps / Browns Gulch Rd. (46.00749, -112.61093) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 72.9993 | Freeway Ramps (Grade-Separated) Unknown | 2019 | https://mtstandard.com/news/local/rocker-roundabout-open-sort-of-completion-set-for-september/article_0b906772-e4f1-50d6-a293-abfa138fe9d2.html ICD estimated from Google Maps linework. | 
| Pullman,
                WA Whitman Co. United States | SR 27 / Whelan Rd. (46.75994, -117.16896) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 32.0037 | Other (At-Grade) Single-Lane | 2022 | Opened August 2022. Developer mitigation project. | 
| Scarborough,
                Queensland Moreton Bay Australia | SR 27 (Landsborough Ave. - Oxley Ave.) / Donkin St. (-27.20632, 153.11394) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Chermside West,
                Queensland Brisbane Australia | SR 27 (Hamilton Rd.) / Webster Rd. (-27.38451, 153.02182) | Rotary Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Sandgate,
                Queensland Brisbane Australia | SR 27 (Brisbane St. - Southerden St.) / Deagon St. (-27.31367, 153.06236) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Kernersville,
                NC Forsyth Co. United States | SR 2648 (Old Winston Rd.) / Old Winston St. / Market View Dr. (36.11282, -80.08780) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.8048 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD = 150 ft. ICD estimated from Google Maps linework. | 
| West Lafayette,
                IN Tippecanoe Co. United States | SR 26 / Newman Rd. (40.42442, -86.94086) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | Year Completed estimated (2018-2020). | 
| Kamnik,
                Kamnik Slovenia | SR 255 / SR 644 (Kamniška cesta) / (parking) (46.19869, 14.59389) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Martinsville,
                IN Morgan Co. United States | SR 252 (Morgantown Rd.) / I-69 SB Ramps / Hospital Dr. (39.42578, -86.40211) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2021 | Replaced at-grade signalized intersection. Opened to traffic 12/2021. https://i69finishline.com/construction-schedule/. | 
| Martinsville,
                IN Morgan Co. United States | SR 252 (Morgantown Rd.) / I-69 NB Ramps (39.42498, -86.40092) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2021 | Replaced at-grade signalized intersection. | 
| Martinsville,
                IN Morgan Co. United States | SR 252 (Morgantown Rd.) / Cramertown Loop (39.42394, -86.39938) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | Opened 12/2021 as part of the I-69 opening around Martinsville. https://i69finishline.com/construction-schedule/. | 
| Elizabethtown,
                KY Hardin Co. United States | SR 251 (N Miles St.) / W Poplar St. (37.69707, -85.86198) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | |
| Elizabethtown,
                KY Hardin Co. United States | SR 251 (N Miles St.) / W French St. / Pear Orchard Rd. (37.71166, -85.85296) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | |
| Elizabethtown,
                KY Hardin Co. United States | SR 251 (N Miles St.) / St James Ave. / Panther Ln. (37.70554, -85.85546) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | |
| Elizabethtown,
                KY Hardin Co. United States | SR 251 (N Miles St.) / Beech St. (37.70240, -85.85716) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | |
| Hollister,
                CA San Benito Co. United States | SR 25 / SR 156 (36.89565, -121.42733) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 78.0288 | Other (At-Grade) Multilane (3+ Lane) | 2024 | Rotor turbo roundabout. Opened December 2023; fully operational February 2024. https://www.sfgate.com/local/article/gilroy-california-turbo-roundabout-18585736.php | 
| Lafayette,
                IN Tippecanoe Co. United States | SR 25 / Old SR 25 (40.45910, -86.84349) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 55.4324 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Right-turn bypass lane on south leg. ICD estimated from Google Maps linework. | 
| Gordonville,
                MO Cape Girardeau Co. United States | SR 25 / CR K (37.31757, -89.66588) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://www.msn.com/en-us/autos/news/rte-25k-roundabout-at-gordonville-finished-early/ar-AA1rkPGt | 
| Quinton,
                VA New Kent Co. United States | SR 249 (New Kent Hwy.) / SR 612 (Tunstall Rd.-Airport Rd.) (37.53278, -77.11546) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.2017 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Lompoc,
                CA Santa Barbara Co. United States | SR 246 / Purisima Rd. (34.66456, -120.40790) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.2401 | Other (At-Grade) Single-Lane | 2011 | Yield-controlled right-turn bypass lane in northwest quadrant. ICD estimated from Google Maps linework. | 
| Mattawa,
                WA Grant Co. United States | SR 243 / Road 24 SW (46.73775, -119.91718) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.2889 | Other (At-Grade) Single-Lane | 2014 | Reverse curves on north and south legs. Open May 2014. ICD estimated from Google Maps linework. | 
| Benson,
                NC Johnston Co. United States | SR 242 (N Wall St. - S Wall St.) / W Main St. (35.38203, -78.54896) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | Links to two pictures here: https://www.mydailyrecord.com/news/new-roundabout-open-in-downtown-benson/collection_3867c9e6-1937-11ef-91e4-633c9414125f.html | 
| Ellet,
                OH Summit Co. United States | SR 241 (Triplett Blvd.) / Massillon Rd. / (airport parking) (41.04309, -81.46298) | Other Existing | All-Way Yield None | 3 Approaches 4 Driveways 0.0000 | Other (At-Grade) Single-Lane | Year Completed unknown. Traffic circle with roundabout features. | |
| Akron,
                OH Summit Co. United States | SR 241 (Seiberling St. - Innovation Way) / Seiberling St. / Eagle St. / Eagle Way (41.05604, -81.47194) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 60.9600 | Other (At-Grade) Single-Lane | 2011 | |
| Lebanon,
                PA Lebanon Co. United States | SR 241 (Colebrook Rd.) / Rocherty Rd. (40.30208, -76.44978) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://lebtown.com/2021/10/11/3-4-million-roundabout-project-to-open-this-week-on-colebrook-road/ | 
| Kennewick,
                WA Benton Co. United States | SR 240 / US 395 SB Ramps (46.21697, -119.13980) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.9307 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2009 | June 2009. ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | SR 240 / US 395 NB Ramps / Columbia Dr. (46.21688, -119.13680) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.0973 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2009 | June 2009. ICD estimated from Google Maps linework. | 
| West Richland,
                WA Benton Co. United States | SR 240 / SR 225 / US Reservation Rd. (46.38327, -119.42282) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | |
| Fort Yates,
                ND Sioux Co. United States | SR 24 / BIA 31 (92nd St.) (46.08839, -100.67016) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2024 | |
| Surfers Paradise,
                Queensland Gold Coast Australia | SR 24 (Salerno St.) / Gibraltar Dr. / Fiesta Ave. (-28.01317, 153.41810) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Othello,
                WA Adams Co. United States | SR 24 (Radar Rd.) / W Bench Rd. (46.79674, -119.17656) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2020 | Elliptical shaped. ICD = 120 ft x 115 ft. | 
| Murska Sobota,
                Murska Sobota Slovenia | SR 232 (Lendavska ulica) / SR 715 (Markišavska ulica) / Noršinska ulica (46.66721, 16.17680) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Marengo,
                IL McHenry Co. United States | SR 23 / I-90 WB Ramps (42.17930, -88.61798) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Single-Lane | 2020 | Yield-controlled right turn bypass lane on east leg off freeway exit ramp. Merging right turn bypass lane on south leg onto freeway entrance ramp. | 
| Marengo,
                IL McHenry Co. United States | SR 23 / I-90 EB Ramps (42.17539, -88.61798) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Single-Lane | 2020 | Yield-controlled right turn bypass lane on east leg off freeway exit ramp. Merging right turn bypass lane on south leg onto freeway entrance ramp. | 
| Marengo,
                IL McHenry Co. United States | SR 23 / Harmony Rd. (42.18243, -88.61803) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2020 | Yield-controlled right-turn bypass lane on north leg. | 
| Mordialloc,
                Victoria Kingston Australia | SR 23 (Boundary Rd.) / SR 12 (Governor Rd.) (-38.00726, 145.10394) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Gambier,
                OH Knox Co. United States | SR 229 (Newcastle Rd.) / SR 308 (Wiggin St.) / Laymon Rd. (40.37633, -82.40226) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://kenyoncollegian.com/news/2024/11/roundabout-opens-at-intersection-of-sr-229-and-sr-30/ | 
| London,
                KY Laurel Co. United States | SR 229 (Barbourville Rd.) / River Rd. / Rocky Branch Rd. (37.06453, -84.03415) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | https://www.youtube.com/watch?v=ZxK0kahUC2w | 
| Clinton Township,
                PA Butler Co. United States | SR 228 / Saxonburg Blvd. (40.72507, -79.82862) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 50.6868 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Spring Creek,
                NV Elko Co. United States | SR 227 (Lamoille Hwy.) / Licht Pkwy. / Spring Creek Pkwy. (40.73887, -115.61890) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2010 | Merging right-turn bypass lanes on all four legs. Year Completed estimated (2010-2012). | 
| Greenville,
                NC Pitt Co. United States | SR 2241 (Ivy Rd.) / SR 1774 (Mills Rd.) (35.52351, -77.30654) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 39.8535 | Other (At-Grade) Single-Lane | 2015 | Project W-5601N. ICD estimated from Google Maps linework. | 
| Benton City,
                WA Benton Co. United States | SR 224 / SR 225 / I-82 WB Ramps (46.25173, -119.47550) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.2934 | Freeway Ramps (Grade-Separated) Single-Lane | 2016 | Replaced two close-spaced stop-controlled intersections. Open June 2016. ICD estimated from Google Maps linework. | 
| (unincorporated),
                CA Kern Co. United States | SR 223 (E Bear Mountain Blvd.) / SR 184 / N Wheeler Ridge Rd. (35.20859, -118.91460) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2022 | https://bakersfieldnow.com/news/local/caltrans-to-begin-roundabout-construction-on-bear-mountain-blvd | 
| Batavia,
                OH Clermont Co. United States | SR 222 / SR 132 (39.08592, -84.17873) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://www.wcpo.com/news/local-news/clermont-county/batavia-township-community/new-roundabout-set-to-open-in-batavia-after-data-showed-dozens-of-serious-crashes-at-the-intersection | 
| Napa,
                CA Napa Co. United States | SR 221 (Napa Vallejo Hwy.) / SR 12 WB Entrance Ramp (38.24207, -122.26930) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 44.1960 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2024 | https://dot.ca.gov/caltrans-near-me/district-4/d4-projects/soscol-junction | 
| Krško,
                Krško Slovenia | SR 220 (Prešernova cesta - Cesta 4. Julija) / SR 677 (Zdolska cesta) / Cesta 4. Julija (45.95900, 15.49214) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Cleveland,
                Queensland Redland City Australia | SR 22 (Shore St. - North St.) / Passage St. / Sommersea Dr. (-27.52515, 153.27925) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Samford Village,
                Queensland Moreton Bay Australia | SR 22 (Samford Rd. - Main St.) / Mount Glorious Rd. / Corbett St. (-27.37364, 152.88650) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Jacksonville,
                FL Duval Co. United States | SR 211 (St Johns Ave.) / Herschel St. / Geraldine Dr. (30.29063, -81.71342) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 27.4317 | Other (At-Grade) Single-Lane | 2022 | Raindrop shaped. Year Completed estimated (2021-2022). | 
| Jacksonville,
                FL Duval Co. United States | SR 211 (St Johns Ave.) / Herschel St. (30.28895, -81.71349) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 28.9560 | Other (At-Grade) Single-Lane | 2022 | Year Completed estimated (2021-2022). | 
| Salgótarján,
                Nógrád Salgótarjáni járás Hungary | SR 211 (Rákóczi út - Füleki út) / Salgó út / Bajcsy-Zsilinszky (48.10930, 19.81193) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Medvode,
                Medvode Slovenia | SR 211 (Gorenjska cesta) / SR 413 (Zbiljska cesta) / Finžgarjeva ulica (46.14734, 14.40959) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Sheldon,
                Queensland Redland Australia | SR 21(Mount Cotton Rd.) / Avalon Rd. / Ney Rd. (-27.56264, 153.19943) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Hatvan,
                Heves Hatvani járás Hungary | SR 21 (Tarjáni út) / Bibó István utca / (parking) (47.67716, 19.66851) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Kew,
                Victoria Boroondara Australia | SR 21 (Princess St.) / Willsmere Rd. / Eglinton St. / Willis St. / Main Dr. (-37.79910, 145.03025) | Roundabout Existing | All-Way Yield Metering Signal | 6 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | Metering signal on north leg. Pedestrian signal on south leg. | |
| Capalaba,
                Queensland Redland Australia | SR 21 (Mount Cotton Rd. - Broadwater Rd.) / SR 45 (Mount Cotton Rd.) (-27.55995, 153.19534) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Brisbane,
                Queensland Redland Australia | SR 21 (Boundary Rd. - Duncan Rd.) / SR 44 (Redland Bay Rd.) / Taylor Rd. (-27.56525, 153.23488) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Reservoir,
                Victoria Darebin Australia | SR 21 (Boldrewood Parade - Broadway) / Boldrewood Parade / Gisborne Crescent / Strathmerton St. (-37.71828, 145.02134) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Thornlands,
                Queensland Redland Australia | SR 21 - SR 47 (Cleveland Redland Bay Rd.) / Boundary Rd. (-27.58004, 153.27989) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Middlesboro,
                KY Bell Co. United States | SR 2079 (Winchester Ave.) / SR 2401 (S Petersborough Ave.) (36.60367, -83.72960) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 21.3360 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2022 | |
| Ajdovščina,
                Ajdovščina Slovenia | SR 207 (Vipavska cesta) / SR 444 (Vipavska cesta - Mirce) / Bevkova ulica (45.88276, 13.91170) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Spokane,
                WA Spokane Co. United States | SR 206 (Mt. Spokane Park Dr.) / Bruce Rd. (47.78761, -117.30400) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.3076 | Other (At-Grade) Single-Lane | 2005 | http://www.wsdot.wa.gov/Projects/SR206/BruceRoadRoundabout/. Opened December 2005. Previously controlled by 2-way stop control ICD estimated from Google Maps linework. | 
| Monroe,
                WA Snohomish Co. United States | SR 203 / 203rd Ave. SE / High Rock Rd. (47.81183, -121.98257) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | Exclamation point shaped. https://www.reddit.com/r/SnohomishCounty/comments/1dqvzuu/new_sr_203_roundabout_brings_improved_safety/?rdt=38404 | 
| Duvall,
                WA King Co. United States | SR 203 (Carnation-Duvall Rd.) / 124th St. / Novelty Hill (47.70910, -121.98440) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.9865 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | http://www.wsdot.wa.gov/projects/sr203/NE124thNoveltyRd/ Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Woodinville,
                WA King Co. United States | SR 202 / Village Dr. / NE 144th St. (47.73111, -122.14040) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.4048 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Constructed as single-lane roundabout in October 2009 and expanded to include second lane northbound in 2021. | 
| Snoqualmie,
                WA King Co. United States | SR 202 / Tokul Rd. / Mill Pond Rd. (47.54073, -121.83292) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.8938 | Other (At-Grade) Single-Lane | 2016 | Open August 2016. ICD estimated from Google Maps linework. | 
| Fall City,
                WA King Co. United States | SR 202 / SR 203 (47.56919, -121.88690) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 21.7569 | Other (At-Grade) Single-Lane | 2007 | Completed October 2007. ICD estimated from Google Maps linework. | 
| Woodinville,
                WA King Co. United States | SR 202 / NE 145th St. / 148th Ave. NE (47.73271, -122.14220) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2009 | October 2009. | 
| North Bend,
                WA King Co. United States | SR 202 / I-90 EB Ramps (47.48782, -121.79730) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 41.9673 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2007 | Opened November 2007. ICD estimated from Google Maps linework. | 
| Woodinville,
                WA King Co. United States | SR 202 / (parking) (47.73280, -122.14400) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2009 | October 2009. | 
| Fairview,
                MT Richland Co. United States | SR 200 / SR 201 (47.86229, -104.04312) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://www.roundupweb.com/story/2024/11/06/news/construction-substantially-complete-on-fairview-west-project/21482.html | 
| Unionville,
                NC Union Co. United States | SR 200 (Morgan Mill Rd.) / SR 218 (35.12853, -80.43214) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | Peanut shaped. https://www.qcnews.com/news/u-s/north-carolina/union-county/roundabout-opens-at-northern-union-county-intersection/?ipid=promo-link-block2 | 
| Waxhaw,
                NC Union Co. United States | SR 200 (Lancaster Hwy.) / Potter Rd. / Marvin Fowler Rd. (34.86694, -80.68273) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 50.2920 | Other (At-Grade) Single-Lane | 2024 | https://www.wbtv.com/2024/10/09/waxhaw-intersection-close-roundabout-construction/. | 
| Clearlake Oaks,
                CA Lake Co. United States | SR 20 / SR 53 (39.00852, -122.61426) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2019 | Merging right-turn bypass lanes on all legs. Year Completed estimated (2019-2020). | 
| Upper Lake,
                CA Lake Co. United States | SR 20 / SR 29 (39.16333, -122.92095) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 36.1148 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Anacortes,
                WA Skagit Co. United States | SR 20 / SR 20 Spur (48.46352, -122.58156) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 53.8530 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | ICD estimated from Google Maps linework. | 
| Nice,
                CA Lake Co. United States | SR 20 / Pyle Rd. (39.13028, -122.87111) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 40.7641 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| Swinomish Tribal Community,
                WA Skagit Co. United States | SR 20 / Padilla Heights Rd. (48.45519, -122.51940) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.2280 | Other (At-Grade) Single-Lane | 2002 | The ground breaking ceremony was held October 2002. The client is the Swinomish Tribe. Opened October 2002. Functional Class: Local ICD estimated from Google Maps linework. | 
| Anacortes,
                WA Skagit Co. United States | SR 20 / Miller Rd. / Gibralter Rd. (48.45438, -122.58269) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 42.7733 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | ICD estimated from Google Maps linework. | 
| Port Townsend,
                WA Jefferson Co. United States | SR 20 / Kearney St. (48.11000, -122.77066) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | 2023 | |
| Sedro-Woolley,
                WA Skagit Co. United States | SR 20 / Cook Rd. (48.50724, -122.24428) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 58.5542 | Other (At-Grade) Single-Lane | 2014 | Open July 2014. ICD estimated from Google Maps linework. | 
| Oak Harbor,
                WA Island Co. United States | SR 20 / Banta Rd. / Northgate Dr. (48.36934, -122.65300) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.1501 | Other (At-Grade) Single-Lane | 2019 | https://www.flickr.com/photos/wsdot/48127337916 ICD estimated from Google Maps linework. | 
| Charlottesville,
                VA Albemarle Co. United States | SR 20 (Stony Point Rd.) / SR 649 (Proffit Rd.) (38.08454, -78.40232) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2022 | |
| Southport,
                Queensland Gold Coast Australia | SR 20 (Southport-Nerang Rd.) / Bailey Crescent / Hinde St. (-27.97674, 153.38839) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | Oval shaped. | |
| Port Townsend,
                WA Jefferson Co. United States | SR 20 (Sims Way) / Thomas St. (48.10333, -122.79891) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2010 | July 2010. | 
| Port Townsend,
                WA Jefferson Co. United States | SR 20 (Sims Way) / Howard St. / Evans Vista (48.10260, -122.80500) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2010 | April 2010. | 
| Anacortes,
                WA Skagit Co. United States | SR 20 (Oakes Ave.) / Glasgow Way / Ship Harbor Blvd. (48.50251, -122.66661) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2020 | https://www.anacorteswa.gov/1172/Ship-Harbor-Boulevard-Roundabout---Compl |