| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Trego,
                WI Washburn Co. United States | US 63 / US 53 NB Ramps / Service Loop (45.89745, -91.82604) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | https://mobile.twitter.com/WisDOTnorthwest/status/1587519853581271043?cxt=HHwWhoC8qaq5gIgsAAAA | 
| Trego,
                WI Washburn Co. United States | US 63 / US 53 SB Ramps / CR E (45.89603, -91.82981) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | https://mobile.twitter.com/WisDOTnorthwest/status/1587519853581271043?cxt=HHwWhoC8qaq5gIgsAAAA | 
| Alexandria,
                MN Douglas Co. United States | CR 82 (Viking Trl.) / CR 45 SW / Karl Dr. (45.89291, -95.40409) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.echopress.com/news/roundabout-at-intersection-of-county-road-45-and-82-on-pace-to-open-by-fair-time | 
| Bjelovar,
                Bjelovar-Bilogora Croatia | D28 (Južna obilaznica) / Slavonska cesta (45.89093, 16.85411) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Drummondville,
                QC Drummond Regional County Municipality Canada | Rue du Pont / Rue Montplaisir / Chemin Hemming / Boulevard Saint-Charles (45.88839, -72.48190) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.4336 | Other (At-Grade) Single-Lane | 2013 | https://translate.google.com/translate?hl=en&sl=fr&u=https://www.journalexpress.ca/2013/11/01/le-carrefour-giratoire-est-maintenant-ouvert/&prev=search ICD estimated from Google Maps linework. | 
| Ajdovščina,
                Ajdovščina Slovenia | SR 609 (Goriška cesta - Lokavška cesta) / Goriška cesta (45.88709, 13.89725) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Ajdovščina,
                Ajdovščina Slovenia | SR 444 (Goriška cesta - Mirce) / SR 609 (Goriška cesta) / (frontage road) (45.88641, 13.88995) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| St-Roch-Ouest,
                QC Montcalm Regional County Municipality Canada | Rte 158 / Rang de la Côte-St-Louis / Ancienne Rte 158 (45.88639, -73.66842) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.8930 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2013-2014). ICD estimated from Google Maps linework. | 
| Saint-Sauveur-des-Monts,
                QC Les Pays-d'en-Haut Regional County Municipality Canada | Avenue Saint-Denis / Chemin du Mont Saint-Sauveur (45.88627, -74.14848) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | Year Completed estimated (2019-2024). | 
| 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 | ||
| Deva,
                Hunedoara Romania | Piața Arras [Bulevardul 22 Decembrie / Bulevardul Decebal / Strada Ciprian Porumbescu / Strada Duiliu Zamfirescu] (45.87365, 22.90861) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Billings,
                MT Yellowstone Co. United States | Old US 312 / Five Mile Rd. (45.86957, -108.42768) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | https://www.mdt.mt.gov/pubinvolve/billingsbypass/fmr.shtml | 
| Lecco,
                Lombardy Lecco Italy | Via Alcide de Gaspari / Via Santo Stefano (45.86427, 9.38658) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Lecco,
                Lombardy Lecco Italy | Corso Giacomo Matteotti / Viale Tonale (45.86381, 9.40350) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | Peanut shaped. | |
| La Center,
                WA Clark Co. United States | NW Pacific Hwy. / W 4th St. (45.86195, -122.67258) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.6053 | Other (At-Grade) Single-Lane | 2018 | https://www.clarkcountytoday.com/local_news/the-4th-street-and-pacific-highway-roundabout-in-la-center-completed/ ICD estimated from Google Maps linework. | 
| Lecco,
                Lombardy Lecco Italy | Via Montanara / Via Pasubio / Via Col di Lana (45.86128, 9.39277) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Alexandria,
                MN Douglas Co. United States | Hazel Hill Rd. SE / McKay Ave. S / 34th Ave. E (45.86060, -95.35298) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.1013 | Other (At-Grade) Single-Lane | 2017 | https://www.voiceofalexandria.com/news/local/roundabout-should-be-finished-by-labor-day-weekend/article_f6af82d6-8c0d-11e7-a3f0-2b7a68b8879b.html ICD estimated from Google Maps linework. | 
| Alexandria,
                MN Douglas Co. United States | STH 27 / I-94 WB Ramps / CR 46 (34th Ave. W) / CR 45 (45.86033, -95.42543) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2023 | https://www.dot.state.mn.us/d4/projects/i94interchange/index.html | 
| Alexandria,
                MN Douglas Co. United States | STH 27 / I-94 EB Ramps (45.86026, -95.43178) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Single-Lane | 2023 | https://www.dot.state.mn.us/d4/projects/i94interchange/index.html | 
| Lecco,
                Lombardy Lecco Italy | Galleria San Martino / Corso Giacomo Matteotti (45.85894, 9.39627) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Lecco,
                Lombardy Lecco Italy | Viale Montegrappa / Corso Promessi Sposi (45.85854, 9.40907) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Valmadrera,
                Lombardy Lecco Italy | SP 583 / Strada Lariana (45.85815, 9.36599) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Margina,
                Timiş Romania | E673-DN68A / A1 SB On-Ramp / DC106 (45.85815, 22.24196) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Margina,
                Timiş Romania | E673-DN68A / A1 NB Off-Ramp (45.85813, 22.24811) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Lecco,
                Lombardy Lecco Italy | Galleria San Martino / Via 11 Febbraio / Via Don Giuseppi Pozzi (45.85813, 9.39721) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Valmadrera,
                Lombardy Lecco Italy | SP583 / Viale Promessi Sposi (45.85750, 9.36597) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | Raindrop shaped. | |
| Lecco,
                Lombardy Lecco Italy | Via Giovan Battista Grassi / Via Alessandro Volto / Via Giuseppi Resinelli / Corso Giocomo Matteotti (45.85687, 9.39242) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Battle Ground,
                WA Clark Co. United States | SR 503 (NE Lewisville Hwy.) / NE Rock Creek Rd. (45.85681, -122.52193) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | https://www.tiktok.com/@washingtonstatedot/video/7427125569801817374 | 
| Boardman,
                OR Morrow Co. United States | Internet Pkwy. / (unknown) (45.85677, -119.63020) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 83.8200 | Other (At-Grade) Single-Lane | 2014 | Year Completed estimated (2013-2015). | 
| Lecco,
                Lombardy Lecco Italy | Viale Redipuglia / Via Celestino Ferrario (45.85599, 9.41191) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Zagreb,
                Zagreb Croatia | SR 3 (Soblinecka ulica) / Varaždinska ulica / E65-E71 SB Ramps (45.85561, 16.14621) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Lecco,
                Lombardy Lecco Italy | Via Lorenzo Balicco / Via Ferriera / (parking) (45.85554, 9.39601) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 2 Driveways | Other (At-Grade) Single-Lane | ||
| Lecco,
                Lombardy Lecco Italy | Via Eremo / Via Belfiore (45.85374, 9.41258) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Lecco,
                Lombardy Lecco Italy | Largo Caleotto / Via 11 Febrraio / Corso Promessi Sposi (45.85371, 9.39995) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | Elliptical shaped. Part of "exclamation point" system. | |
| Lecco,
                Lombardy Lecco Italy | Largo Caleotto / Via Amendola (45.85310, 9.39954) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways | Other (At-Grade) Single-Lane | Raindrop shaped. Part of "exclamation point" system. | |
| Contrecoeur,
                QC Marguerite-D'Youville Regional County Municipality Canada | Rue Saint-Antoine / Rue des Patriotes (45.85305, -73.22770) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.2563 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2009-2011). ICD estimated from Google Maps linework. | 
| Lecco,
                Lombardy Lecco Italy | Via Filanda / Viale Lombardia (45.85301, 9.41639) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Ridgefield,
                WA Clark Co. United States | NW La Center Rd. / I-5 NB Ramps (45.85214, -122.70160) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.8160 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | Part of Ilani Casino interchange project. | 
| Lecco,
                Lombardy Lecco Italy | Galleria San Martino / Via Giuseppi Badoni (45.85173, 9.40085) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 1 Driveways | Other (At-Grade) Single-Lane | ||
| Ridgefield,
                WA Clark Co. United States | NW 319th St. / I-5 SB Ramps (45.85163, -122.70380) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | Part of Ilani Casino interchange project. | 
| Ridgefield,
                WA Clark Co. United States | NW 319th St. / NW 31st Ave. (45.85093, -122.70594) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2017 | Part of Ilani Casino interchange project. | 
| Lecco,
                Lombardy Lecco Italy | Via Eremo / Via Tonio da Belledo / Via Filanda (45.85088, 9.41429) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Lecco,
                Lombardy Lecco Italy | Via Fiandra / Via Besonda Inferiore (45.85008, 9.40251) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Lecco,
                Lombardy Lecco Italy | Via Adda / Ponte Kennedy (45.84985, 9.38794) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Malgrate,
                Lombardy Lecco Italy | Via Gaggio / Via San Grato / Via Ugo Foscolo (45.84907, 9.37694) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Billings,
                MT Yellowstone Co. United States | Five Mile Rd. / Mary St. / (Billings Bypass) (45.84863, -108.42492) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Single-Lane | 2021 | https://www.yourbigsky.com/local-news-2/billings-bypass-project-roundabout-opening-on-november-24/ | 
| Malgrate,
                Lombardy Lecco Italy | SS583 / Ponte Kennedy (45.84796, 9.38722) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Lecco,
                Lombardy Lecco Italy | Via Tonio da Belledo / Via Risorgimento (45.84785, 9.41120) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Malgrate,
                Lombardy Lecco Italy | SS639 / Via Stabilini / Via Piedmonte (45.84785, 9.37042) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | Peanut shaped. | |
| Malgrate,
                Lombardy Lecco Italy | Via Piedmonte / Via Gaggio (45.84655, 9.36932) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Lecco,
                Lombardy Lecco Italy | Galleria Valsassina / Via Valsugana / Via Tonio da Belledo (45.84611, 9.41024) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Valmadrera,
                Lombardy Lecco Italy | Via Casnedi / Via San Rocco / Via Monsignor Arturo Pozzi / Via 4 Novembre (45.84224, 9.35243) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Prévost,
                QC La Rivière-du-Nord Regional County Municipality Canada | Rue du Clos-des-Réas / Chemin Clos-du-Val / Rue Clos-Fourtet / Rue du Clos-Prévostois (45.84092, -74.05780) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.6094 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Oromocto,
                NB Sunbury Canada | Miramichi Rd. / St Lawrence Ave. (45.84055, -66.48024) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 67.0000 | Other (At-Grade) Single-Lane | Before 2002. | |
| Valmadrera,
                Lombardy Lecco Italy | Viale 25 Aprile 64 / Via Santa Vecchia (45.84050, 9.35758) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | Circular shaped. Part of "exclamation point" system. | |
| Valmadrera,
                Lombardy Lecco Italy | Via Santa Vecchia / Via Casnedi (45.84038, 9.35709) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways | Other (At-Grade) Single-Lane | Raindrop shaped. Part of "exclamation point" system. | |
| L’Assomption,
                QC L'Assomption Regional County Municipality Canada | Chemin du Golf / Rang Point du Jour N / Boulevard Lafortune (45.83759, -73.41587) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 60.0000 | Other (At-Grade) Single-Lane | 2003 | Year Completed estimated (2002-2005). | 
| Oromocto,
                NB Sunbury Canada | Restigouche Rd. / Miramichi Rd. (45.83573, -66.48306) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 64.9046 | Other (At-Grade) Single-Lane | 2002 | ICD estimated from Google Maps linework. | 
| Virovitica,
                Virovitica-Podravina Croatia | D2 (Trg bana Josipa Jelačića) / Ulica Matije Gupca (45.83450, 17.38556) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways | Other (At-Grade) Single-Lane | ||
| Virovitica,
                Virovitica-Podravina Croatia | D2 (Trg bana Josipa Jelačića) / Trg kralja Tomislava (45.83413, 17.38686) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Civate,
                Lombardy Lecco Italy | Via Papa Giovanni XXIII / Via San Paolo (45.83385, 9.35067) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Kikinda,
                Vojvodina Severno-Banatski Serbia | Ulica Čanadska / Ulica Kralja Petra I (45.83333, 20.47091) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Oromocto,
                NB Sunbury Canada | Miramichi Rd. / Commerce Dr. (45.83286, -66.48817) | Roundabout Existing | Unknown Unknown | 0 Approaches 0 Driveways 56.5864 | Other (At-Grade) Unknown | 2003 | ICD estimated from Google Maps linework. | 
| Prévost,
                QC La Rivière-du-Nord Regional County Municipality Canada | Rue du Clos-des-Réas / Rue du Clos-Toumalin / Rue du Clos-Vougeot (45.83283, -74.05424) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.7897 | Other (At-Grade) Single-Lane | 2001 | Year Completed estimated (before 2009). ICD estimated from Google Maps linework. | 
| Boardman,
                OR Morrow Co. United States | Tatone St. / City Center Dr. (45.83253, -119.70259) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.2722 | Other (At-Grade) Single-Lane | 2002 | ICD estimated from Google Maps linework. | 
| Virovitica,
                Virovitica-Podravina Croatia | D2 (Trg bana Josipa Jelačića - Ulica Stjepana Radića) / Trg dr. Franje Tuđmana (45.83193, 17.38674) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Civate,
                Lombardy Lecco Italy | SP51 / Via alla Santa / SS639 Ramps (45.83149, 9.35179) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Alexandria,
                MN Douglas Co. United States | STH 29 / CR 28 / CR 87 (45.83127, -95.38801) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1054 | Other (At-Grade) Single-Lane | 2015 | Merge-type right-turn bypass lanes on east and north legs. ICD estimated from Google Maps linework. | 
| Torviscosa,
                Friuli-Venezia Giulia Udine Italy | SS14 (Strada della Venezia Giulia) / SP69 (Stradone Zuino Nord - Via Vittorio Veneto) / Via del Commercio (45.82963, 13.28057) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Civate,
                Lombardy Lecco Italy | SS639 / (unknown) (45.82711, 9.35055) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Galbiate,
                Lombardy Lecco Italy | SP51 / SS36 Ramps (45.82683, 9.35507) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| 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) | ||
| Virovitica,
                Virovitica-Podravina Croatia | Ulica Zbora narodne garde / Bilogorska ulica / Vukovarska cesta (45.82111, 17.38623) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Ridgefield,
                WA Clark Co. United States | N 56th Pl. / N Pioneer Canyon Dr. (45.81812, -122.69068) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Left-turn-only lane on south leg marked as through lane. | |
| Kikinda,
                Vojvodina Severno-Banatski Serbia | SR 13 / SR 15 (45.81788, 20.44265) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Billings,
                MT Yellowstone Co. United States | Ironwood Dr. / Woodcreek Dr. (45.81641, -108.67716) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2003 | |
| Siren, Village of,
                WI Burnett Co. United States | STH 35 / STH 70 (45.81636, -92.36347) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 54.1060 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | ICD estimated from Google Maps linework. | 
| Ridgefield,
                WA Clark Co. United States | SR 501 (Pioneer St.) / S 65th Ave. (45.81600, -122.68230) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2012 | |
| Ridgefield,
                WA Clark Co. United States | Pioneer St. / S 68th Ct. (45.81598, -122.67714) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | Double left turn on south leg. Year Completed estimated (2023-2024). | 
| Ridgefield,
                WA Clark Co. United States | SR 501 (Pioneer St.) / S 56th Pl. (45.81582, -122.69070) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2012 | |
| Ridgefield,
                WA Clark Co. United States | Pioneer St. / N Discovery Dr. (45.81573, -122.69697) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2025 | https://ridgefieldroundtable.org/i5-to-royle-road | 
| Ridgefield,
                WA Clark Co. United States | SR 501 (Pioneer St.) / 45th Ave. (45.81568, -122.70290) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.4529 | Other (At-Grade) Single-Lane | 2007 | Opened August 16, 2007. http://www.wsdot.wa.gov/News/2007/08/06_SR501Roundabouts.htm. Rural. ICD estimated from Google Maps linework. | 
| Ridgefield,
                WA Clark Co. United States | SR 501 (Pioneer St.) / 35th Ave. (45.81557, -122.71310) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2018 | |
| Ridgefield,
                WA Clark Co. United States | S. Royle Rd. / Settler Dr. (S 45th Ave. / S 3rd Way) (45.81379, -122.70283) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2019 | This is the 5th roundabout in the City of Ridgefield. | 
| Bozeman,
                MT Yellowstone Co. United States | Bench Blvd. / Hilltop Rd. / Yellowstone River Rd. (45.81289, -108.46580) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.1305 | Other (At-Grade) Single-Lane | 2013 | Right-turn-only lane on south leg. ICD estimated from Google Maps linework. | 
| San Canzian d'Isonzo,
                Friuli-Venezia Giulia Gorizia Italy | SS14 (Via Cesare Battisti) / SP1 (Via Turriaco) / SP2 (Via Primo Maggio) (45.80803, 13.44008) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Songbei District,
                Heilongjiang Harbin China | Shimao Blvd. / Songbeiyi Rd. / G202 Ramps (45.80664, 126.55306) | Signalized Roundabout/Circle Existing | Signal Unknown | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | ||
| Billings,
                MT Yellowstone Co. United States | MT Hwy 3 / Zimmerman Trl. (45.80647, -108.59981) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 44.1250 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Bačka Topola,
                Vojvodina Central Serbia Serbia | Ulica Vašarište / Ulica Maršala Tita (45.80634, 19.63088) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Billings,
                MT Yellowstone Co. United States | Hwy 3 / 27th St. / Airport Rd. (45.80209, -108.53540) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7937 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Located at Billings airport. Functional Class: Principal Arterial ICD estimated from Google Maps linework. | 
| Monfalcone,
                Friuli-Venezia Giulia Gorizia Italy | SS14 (Via Arrigo Boito - Via Cesare Augusto Colombo) / Via Timavo (45.80157, 13.55238) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Sveta Nedelja,
                Zagreb Croatia | Rte 231 (Dr. Franje Tudmana) / Ulica kralja Tomislava / A3-E70 Ramps (45.80154, 15.78603) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Zagreb,
                Zagreb Croatia | Savska Opatovina / City Center one West entrance (45.79867, 15.88692) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Billings,
                MT Yellowstone County United States | Rimrock Rd. / 62nd St. W (45.79864, -108.67362) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2024 | https://www.facebook.com/trailnetbillings/photos/top-the-roundabout-at-rimrock-and-62nd-street-west-above-heading-east-on-rimrock/1087984726704259/?_rdr | 
| Repentigny,
                QC L'Assomption Regional County Municipality Canada | Boulevard Louis-Phillippe-Picard / Boulevard Iberville (45.78892, -73.40757) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 60.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Year Completed estimated (2006-2008). | 
| Billings,
                MT Yellowstone Co. United States | Shiloh Rd. / Grand Ave. (45.78407, -108.61760) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 39.1455 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Series of 8 roundabouts. Fatal crash 2012. 11861-05. Functional Class: Principal Arterial ICD estimated from Google Maps linework. | 
| Billings,
                MT Yellowstone Co. United States | Grand Ave. / 36th St. W (45.78403, -108.60541) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 50.8058 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | Year Completed estimated (2015-2019). ICD estimated from Google Maps linework. | 
| Billings,
                MT Yellowstone Co. United States | Grand Ave. / 38th St. W (45.78400, -108.61111) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.9757 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | Fourth leg stubbed. ICD estimated from Google Maps linework. | 
| Billings,
                MT Yellowstone Co. United States | Meadow View Dr. / Meadow View Dr. (45.78325, -108.59372) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.9560 | Other (At-Grade) Single-Lane | 2017 | South leg stubbed. Year Completed estimated (2015-2018). | 
| Repentigny,
                QC L'Assomption Regional County Municipality Canada | Boulevard Basile-Routhier / Avenue des Rivières (45.78281, -73.43269) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 60.0000 | Other (At-Grade) Single-Lane | 2010 |