| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Ronneby,
                Blekinge County Ronneby kommun Sweden | Karlskronavägen / Hyndekullaleden / Hamnvägen (56.20203, 15.31020) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 60.9600 | Other (At-Grade) Single-Lane | 2010 | Completed in or before 2010. | 
| Ronchi dei Legionari,
                Friuli-Venezia Giulia Gorizia Italy | SS14 (Via Aquileia) / SS677 / SP19 (45.82162, 13.49286) | Rotary Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (3+ Lane) | ||
| Romeira,
                Santarém Santarém Portugal | N114 / N3 (39.26012, -8.72073) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Rome,
                NY Oneida Co. United States | Rte 825 (Mohawk Dr.-Hill Rd.) / Hangar Rd. (43.22496, -75.41992) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7352 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | Year Completed estimated (2017-2018). https://en.wikipedia.org/wiki/New_York_State_Route_825. ICD estimated from Google Maps linework. | 
| Rome,
                NY Oneida Co. United States | Rte 825 (Hill Rd.) / Floyd Ave. / Brooks Rd. (43.22258, -75.41900) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.2935 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | Year Completed estimated (2017-2018). https://en.wikipedia.org/wiki/New_York_State_Route_825 ICD estimated from Google Maps linework. | 
| Rome,
                NY Oneida Co. United States | SR 825 / Ellsworth Rd. (43.21731, -75.41796) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 55.7044 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2002 | Constructed in old air force base. ICD estimated from Google Maps linework. | 
| Rome,
                GA Floyd Co. United States | Chatillon Rd. / J L Todd Dr. (34.28111, -85.16573) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.6845 | Other (At-Grade) Single-Lane | 2009 | Entrance to Speaks Mattress Company factory. Construction cost of under $150,000. ICD estimated from Google Maps linework. | 
| Rome,
                Latium Rome Italy | Piazzale Metronio / Via Gallia / Via Ipponio / Via Pannonia (41.88211, 12.49931) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Rome,
                Latium Rome Italy | Piazza della Repubblica (41.90270, 12.49615) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Rome,
                Latium Rome Italy | Piazza di San Bernardo (41.90405, 12.49393) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Rome,
                Latium Rome Italy | Piazza Michele da Carbonara (41.86564, 12.49106) | Other Existing | Unknown Unknown | 6 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Rome,
                Latium Rome Italy | Piazza Nicola Longobardi (41.86383, 12.48912) | Other Existing | Unknown Unknown | 5 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Rome,
                Latium Rome Italy | Piazza Augusto Albini (41.86461, 12.48439) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 28.0000 | Other (At-Grade) Single-Lane | ||
| Rome,
                Latium Rome Italy | Largo delle Sette Chiese / Via Enrico Cravero / Via Giovannipoli (41.86107, 12.48596) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 28.0000 | Other (At-Grade) Single-Lane | ||
| Rome,
                Latium Rome Italy | Piazza Oderico da Pordenone (41.86009, 12.49425) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Rome,
                Latium Rome Italy | Piazza Silvio D'Amico (41.84972, 12.48168) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Rome,
                Latium Rome Italy | Via Giuseppe Berto / Via Liala / Via Giana Anguissola (41.84136, 12.49466) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Rome,
                Latium Rome Italy | Viale Molière / Via Brecht (41.84033, 12.50527) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Rome,
                Latium Rome Italy | Viale Molière / Via Ibsen (41.83993, 12.50609) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Rome,
                Latium Rome Italy | Via della Fotografia / Via Madrid (41.83688, 12.51414) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Rome,
                Latium Rome Italy | Via Learco Guerra / Via Fausto Coppi (41.83303, 12.51212) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Rome,
                Latium Rome Italy | Via di Tor Carbone / Via Viggiano (41.82719, 12.52202) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x1 max) | ||
| Rome,
                Latium Rome Italy | Va dei Corazzieri / Viale Luca Gaurico (41.82433, 12.48546) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Rome,
                Latium Rome Italy | Via Guido da Verona / Via Carlo Emilio Gadda (south) (41.81099, 12.47129) | Other Existing | Other Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | Circulating traffic yields to entering traffic on northwest leg. | |
| Rome,
                Latium Rome Italy | Via Guido da Verona / Via Carlo Emilio Gadda (north) (41.81144, 12.47115) | Other Existing | Other Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | Circulating traffic yields to entering traffic on southeast leg. | |
| Rome,
                Latium Rome Italy | Piazza Guido Piovene (41.81226, 12.46578) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (3+ Lane) | ||
| Rome,
                Latium Rome Italy | Piazza Eugenio Montale (41.80986, 12.47029) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Roma,
                Queensland Maranoa Australia | McDowall St. / Queen St. / Feather St. / Alfred St. (-26.57108, 148.78567) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Rolling Prairie,
                IN La Porte Co. United States | SR 2 / Lincoln Hwy / US 20 EB Ramps (41.67215, -86.58906) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.1453 | Freeway Ramps (Grade-Separated) Single-Lane | 2019 | Raindrop shape. https://whatsnewlaporte.com/2019/11/22/2-20-dogbone-is-officially-open-to-traffic/ ICD estimated from Google Maps linework. | 
| Rolling Prairie,
                IN La Porte Co. United States | SR 2 / Lincoln Hwy / US 20 WB Ramps (41.67371, -86.58894) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.1443 | Freeway Ramps (Grade-Separated) Single-Lane | 2019 | Raindrop shape. https://whatsnewlaporte.com/2019/11/22/2-20-dogbone-is-officially-open-to-traffic/ ICD estimated from Google Maps linework. | 
| Rolla,
                MO Phelps Co. United States | University Dr. / White Columns Dr. / Nagogami Rd. / I-44 WB Ramps (37.95683, -91.78285) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.6096 | Freeway Ramps (Grade-Separated) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Rolla,
                MO Phelps Co. United States | Kings Hwy. / Old Wire Outer Rd. / I-44 WB Ramps (37.94424, -91.79360) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 53.6860 | Freeway Ramps (Grade-Separated) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Rolla,
                MO Phelps Co. United States | Kings Hwy / I-44 EB Ramps / Martin Spring Dr. (37.94354, -91.79109) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.6283 | Freeway Ramps (Grade-Separated) Single-Lane | 2012 | Elliptical shape. ICD estimated from Google Maps linework. | 
| Rolla,
                MO Phelps Co. United States | McCutchen Dr. / St Marias St. (37.95999, -91.74801) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2018-2020). | 
| Rolla,
                MO Phelps Co. United States | US 63 (N Bishop Ave.) / University Dr. (37.95373, -91.77712) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Entrance to Missouri S&T campus. http://moverollatdd.com/university-drive-realignment/ | 
| Rolla,
                MO Phelps Co. United States | Forum Dr. / E 18th St. (37.95932, -91.75243) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2011 | Year Completed estimated (2010-2012). | 
| Rokietnica,
                Wielkopolskie Poznański Poland | Dojazd / Kierska / Golęcińska (52.50271, 16.76524) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Rokeby,
                Tasmania Clarence Australia | Goodwins Rd. / Dart Ln. (-42.88663, 147.42920) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Rokeby,
                Tasmania Clarence Australia | Goodwins Rd. / Emerald Dr. (-42.88676, 147.43229) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Rohnert Park,
                CA Sonoma Co. United States | Commerce Blvd. / Southwest Blvd. (38.33615, -122.71171) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.pressdemocrat.com/article/news/rohnert-park-roundabout-completed-opens-wednesday/?artslide=0 | 
| Rogersville,
                MO Greene Co. United States | S Farm Rd 253 / US 60 WB Ramps (37.11387, -93.07292) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.4298 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | Part of interchange that replaced at-grade intersection. ICD estimated from Google Maps linework. | 
| Rogersville,
                MO Greene Co. United States | S Farm Rd 253 / US 60 EB Ramps (37.11184, -93.07353) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7166 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | Part of interchange that replaced at-grade intersection. ICD estimated from Google Maps linework. | 
| Rogersville,
                MO Webster Co. United States | S Mill St. / US 60 EB Ramps (37.11022, -93.05695) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7175 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Rogersville,
                MO Webster Co. United States | S Mill St. / US 60 WB Ramps (37.11084, -93.05702) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.9074 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Rogers,
                AR Benton Co. United States | Monte NE Rd. / S Arkansas St. / W Oak St. / S 1st St. (36.32593, -94.11640) | Roundabout Existing | All-Way Yield At-grade Rail Crossing Signal/Beacon | 4 Approaches 0 Driveways 42.6717 | Other (At-Grade) Single-Lane | 2018 | Right-turn bypass lanes on south and east legs. Grade-separated pedestrian tunnel under east leg. At-grade rail crossing 230 feet to west. | 
| Rogers,
                AR Benton Co. United States | Monte NE Rd. / Pleasant Ridge Rd. (36.32245, -94.10972) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2018 | Through bypass lane on north leg. | 
| Rogers,
                AR Benton Co. United States | Pauline Whitaker Pkwy. / Pinnacle Hills Pkwy. (36.29741, -94.18677) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 76.2000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Year Completed estimated (2006-2009). | 
| Rogers,
                AR Benton Co. United States | S 52nd St. / W Oak St. / W Metro Park Crossing (36.32797, -94.18675) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | https://www.5newsonline.com/article/news/local/oak-street-overpass-rogers-open-two-years-construction/527-0586afae-17c6-4a62-a3cc-bbda5e891e86 (advance the video to 1:30 to see a nice aerial picture of the roundabout) | 
| Rogers,
                AR Benton Co. United States | S Pinnacle Hills Pkwy. / Northgate Rd. (36.30461, -94.18796) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2024 | |
| Rogers,
                AR Benton Co. United States | S Pinnacle Hills Pkwy. / W JB Hunt Dr. (36.30245, -94.18936) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2023 | Yield-controlled right-turn bypass lanes on north and south legs. https://www.youtube.com/watch?v=fxI71JbGsVk | 
| Rogers,
                AR Benton Co. United States | S Pinnacle Hills Pkwy. / S Champions Dr. (36.30103, -94.18902) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2023 | https://www.youtube.com/watch?v=fxI71JbGsVk | 
| Rogers,
                AR Benton Co. United States | S Promenade Blvd. / W Oak St. (36.32767, -94.17844) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | https://www.youtube.com/watch?v=GlgAq7Dsqgo | 
| Rogers,
                AR Benton Co. United States | W Oak St. / S 45th St. (36.32768, -94.17973) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | https://www.youtube.com/watch?v=GlgAq7Dsqgo. | 
| Rogers,
                AR Benton Co. United States | S Champions Dr. / W Walsh Ln. / Green Acres Rd. (36.30960, -94.18918) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 18.2880 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2022 | https://www.nwahomepage.com/northwest-arkansas-news/new-roundabout-going-into-rogers/ | 
| Rogers,
                AR Benton Co. United States | S Champions Dr. / Pauline Whitaker Pkwy. (36.29744, -94.18948) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2024 | Oval shaped. ICD = 125 ft x 95 ft. https://www.5newsonline.com/article/news/local/improvements-street-intersections-rogers/527-453accd1-e729-4429-a299-adf651d31f61 | 
| Rogers,
                AR Benton Co. United States | S Rife Medical Ln. / W Northgate Rd. / (parking) (36.30603, -94.18317) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | Serves Mercy Hospital Northwest Arkansas. Merging right-turn bypass lane on southwest leg. https://www.youtube.com/watch?v=slv12WuciNU | 
| Rogers,
                AR Benton Co. United States | S Bellview Rd. / S JB Hunt Dr. / S 28th Pl. (36.29465, -94.17170) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | https://www.rogersar.gov/CivicSend/ViewMessage/message/209522 | 
| Rogers,
                AR Benton Co. United States | W Pleasant Grove Rd. / S Rainbow Rd. / Southgate Estates Cir. (36.29174, -94.20767) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 57.9120 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | https://www.facebook.com/CraftonTullPage/videos/pleasant-grove-road-roundabout/1459630811196234/ | 
| Rogers,
                AR Benton Co. United States | W Pleasant Grove Rd. / S Rainbow Rd. (36.29171, -94.21214) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 57.9120 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Yield-controlled right-turn bypass lane on north leg. | 
| Rogers,
                AR Benton Co. United States | Garrett Rd. / Mount Hebron Rd. (36.27365, -94.19467) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2022 | https://www.rogersar.gov/CivicAlerts.aspx?AID=209&ARC=424 | 
| Roermond,
                Limburg Gemeente Roermond Netherlands | Maastrtichterweg / Burgermeester Geoljanslaan / Leropperweg (51.17889, 5.98135) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Roermond,
                Limburg Gemeente Roermond Netherlands | Burgemeester Geuljanslaan / Roerderweg (51.18158, 5.97873) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Roermond,
                Limburg Gemeente Roermond Netherlands | Burgemeester Geuljanslaan / Bisschop Lindanussingel / Burgermeester Hoppenerlaan (51.18588, 5.98106) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Roermond,
                Limburg Gemeente Roermond Netherlands | Bisschop Lindanussingel / Roersingel / De Ster (51.19301, 5.98366) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Roermond,
                Limburg Gemeente Roermond Netherlands | Oranjelaan / Bredeweg (51.19285, 6.00312) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Roermond,
                Limburg Gemeente Roermond Netherlands | Oranjelaan / Kerkeveldlaan / Donderbergweg (51.19176, 6.01321) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Roermond,
                Limburg Gemeente Roermond Netherlands | N271 (Sint Wirosingel) / Oranjelaan (51.19342, 6.02800) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Roermond,
                Limburg Gemeente Roermond Netherlands | N271 (Sint Wirosingel) / Elmpterweg (51.20462, 6.02250) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Roermond,
                Limburg Gemeente Roermond Netherlands | N271 (Sint Wirosingel-Rijksweg Zuid) / Broekhin Noord 78 (51.21237, 6.01643) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Roebling,
                NJ Burlington Co. United States | Main St. / 5th Ave. (40.11823, -74.77642) | Other Existing | Uncontrolled Unknown | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | ||
| Roebling,
                NJ Burlington Co. United States | Cedar Ln. / Railroad Ave. (40.10521, -74.79512) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2017 | Previous control: Triangular intersection with yield signs. https://www.burlingtoncountytimes.com/story/news/2017/08/27/no-more-waiting-road-improvements/17642282007/ | 
| Rødovre,
                Capital Region Denmark | Rødovrevej / Veronikavej / Rødager Alle (55.67549, 12.46366) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Rødekro,
                South Denmark Denmark | Primærrute 24 (Løgumklostervej) / Egevej / E45 (Sønderjyske Motorvej) NB Ramps (55.06521, 9.36381) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ||
| Rødekro,
                South Denmark Denmark | Primærrute 24 (Løgumklostervej) / Kometvej / E45 (Sønderjyske Motorvej) SB Ramps (55.06680, 9.36120) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ||
| Rødekro,
                South Denmark Denmark | Primærrute 24 (Ribevej) / Sekundærrute 429 (Hellevadvej) / Bodumvej (55.07471, 9.34031) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Rødekro,
                South Denmark Denmark | Bodumvej / Rødekrovej Vest / E45 (Sønderjyske Motorvej) SB Off-Ramp (55.08001, 9.37085) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Rodanthe,
                NC Dare Co. United States | NC 12 / (new bridge) (35.59822, -75.46661) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://ocracokeobserver.com/2021/11/22/traffic-roundabout-opens-in-rodanthe/ | 
| Rocky Point,
                Queensland Weipa Australia | Central Ave. / Hibbard Dr. (-12.62440, 141.87984) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Rocky Mount,
                NC Nash Co. United States | (unknown) / (unknown) (35.97515, -77.89903) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.7953 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| Rocky Mount,
                NC Nash Co. United States | Eastern Ave. / Nash Community College entrance (35.97127, -77.89972) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.8639 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| Rocky Mount,
                NC Nash Co. United States | SR 48 (Goldrock Rd.) / Greyson Rd. / Cunningham Dr. (36.00033, -77.80605) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | https://www.instagram.com/msallthat95/reel/C6W--Pbg_8x/ | 
| Rocky Mount,
                NC Nash Co. United States | SR 48 (Goldrock Rd.) / Roundtree Dr. / Waterloo Dr. (35.99310, -77.80791) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 18.2880 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | https://www.facebook.com/photo.php?fbid=955156466066790&id=100047173362729&set=a.584158543166586 | 
| Rocky Mount,
                NC Nash Co. United States | Eastern Ave. / E Old Spring Hope Rd. (35.97028, -77.90921) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | https://www.rockymounttelegram.com/news/local/upgraded-eastern-avenue-now-fully-open-to-traffic/article_618991b8-b8cc-11ee-8e5c-c7a4556d36ff.html | 
| Rocky Mount,
                NC Nash Co. United States | Eastern Ave. / Kamlar Rd. (35.97040, -77.91889) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | https://www.rockymounttelegram.com/news/local/upgraded-eastern-avenue-now-fully-open-to-traffic/article_618991b8-b8cc-11ee-8e5c-c7a4556d36ff.html | 
| Rocky Mount,
                NC Nash Co. United States | NC 43 (Benvenue Rd.) / US 64 EB Ramps / Battle Park Ln. (35.96313, -77.80598) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 73.1520 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2024 | https://www.rockymounttelegram.com/features/local/roundabout-on-benvenue-nears-completion/article_24f4ddfc-9b0d-11ee-b8f7-e7a7fdc66294.html | 
| Rocky Mount,
                NC Nash Co. United States | N Old Carriage Rd. / Green Hills Rd. / Reges Store Rd. (35.98950, -77.90142) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2024 | https://www.rockymounttelegram.com/news/local/intersection-in-northern-nash-county-to-close-to-construct-new-roundabout/article_cb2ec944-65a6-11ef-9297-b7f16df6e1ad.html | 
| Rockville,
                MD Montgomery Co. United States | Valley Dr. / Aqua Ln. (39.07945, -77.20575) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Rockville,
                MD Montgomery Co. United States | Henderson Circle (39.08800, -77.16702) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island. | |
| Rocksavage,
                England Halton United Kingdom | Cavendish Farm Rd. / Rocksavage Way (53.31845, -2.73424) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Rockneby,
                Kalmar County Kalmar Sweden | Reysuddevägen / Ryssbyvägen / E22 SB Ramps (56.79478, 16.35014) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 35.9734 | Freeway Ramps (Grade-Separated) Single-Lane | ICD estimated from Google Maps linework. | |
| Rockneby,
                Kalmar County Kalmar Sweden | Revsuddevägen / Gamla Revsuddevägen / E22 NB Ramps (56.79407, 16.35439) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 35.3200 | Freeway Ramps (Grade-Separated) Single-Lane | ICD estimated from Google Maps linework. | |
| Rocklin,
                CA Placer Co. United States | Rocklin Rd. / Meyers St. (38.78852, -121.22915) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1684 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | ICD estimated from Google Maps linework. | 
| Rocklin,
                CA Placer Co. United States | Rocklin Rd. / S Grove St. (38.78884, -121.23168) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | Elliptical shaped. ICD = 150 ft x 125 ft. | 
| Rocklin,
                CA Placer Co. United States | Crossings Dr. / Bass Pro Dr. (38.80077, -121.20376) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | Inside a mall parking area. Year Completed estimated (2013-2014). Partial concentric striped circulatory roadway. | 
| Rocklin,
                CA Placer Co. United States | Rocklin Rd. / Pacific St. (38.79073, -121.23610) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2023 | Yield-controlled right-turn bypass lanes on west and south legs; add-lane right-turn bypass lane on east leg. https://www.rocklin.ca.us/roundabout | 
| Rocklin,
                CA Placer Co. United States | Whitney Ranch Pkwy. / W Oaks Blvd. / Songbird Way (38.83190, -121.26676) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2018-2019). | 
| Rockledge,
                FL Brevard Co. United States | Middleburg Ln. / Middleburg Ln. (28.29851, -80.74434) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands on two legs. | |
| Rockledge,
                FL Brevard Co. United States | Ventana Blvd. / Orion Way (28.29081, -80.71713) | Traffic Calming Circle Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Rockledge,
                FL Brevard Co. United States | Ventana Blvd. / San Miguel Ln. (28.29118, -80.71449) | Traffic Calming Circle Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Rockledge,
                FL Brevard Co. United States | Waterford Dr. / Chennault Dr. (28.29154, -80.71035) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane |