Roundabouts Database

30321 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Middleton, ID
Canyon Co.
United States 		W Highlands Ranch Pkwy. / N Sombrero Ave.
(43.72247, -116.64464) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter island on side street. Unmarked pedestrian crossings within or adjacent to circulatory roadway.
Middleton, ID
Canyon Co.
United States 		W Highland Ranch Pkwy. / N Branding Iron Ave. / W Blue Lightning St.
(43.72344, -116.65073) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on side street. Pedestrian crossings within or adjacent to circulatory roadway.
Middleton, ID
Canyon Co.
United States 		Middleton Rd. / E Sawtooth Lake Dr.
(43.69887, -116.61324) 		Roundabout
Unknown 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 Scheduled for completion August 2023.
Middleton, ID
Canyon Co.
United States 		N Middleton Rd. / E Main St. (Cornell St.)
(43.70651, -116.61307) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.3360 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021
Meridian, ID
Ada Co.
United States 		S Eagle Rd. / E Zaldia Dr. / E Zaldia St.
(43.56661, -116.35440) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2021 Year Completed estimated (2021-2022).
Meridian, ID
Ada Co.
United States 		E Wrightwood Dr. / S Luminous Ave. / E Crest Ridge Dr.
(43.56552, -116.37989) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2013-2014).
Chubbuck, ID
Bannock Co.
United States 		Mesquite Dr. / Parklawn Dr. / (parking)
(42.92905, -112.46794) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009).
Post Falls, ID
Kootenai Co.
United States 		E Hope Ave. / N Damascus Rd.
(47.73751, -116.88406) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2019 North leg stubbed. Year Completed estimated (2018-2020).
Post Falls, ID
Kootenai Co.
United States 		E Poleline Ave. / N Cecil Rd.
(47.73044, -116.90517) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.postfalls.gov/poleline-cecil-project/
Nampa, ID
Canyon Co.
United States 		Ustick Rd. / Santa Ana Ave.
(43.63404, -116.60317) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 Near two schools.
Nampa, ID
Canyon Co.
United States 		Star Rd. / Cherry Ln.
(43.61969, -116.49366) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2021 Merging right-turn bypass lanes on all legs.
Idaho Falls, ID
Bonneville Co.
United States 		W 65th S / S 45th W / I-15 NB Ramps
(43.43835, -112.12018) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022
Idaho Falls, ID
Bonneville Co.
United States 		W 65th W / Saint John Rd. / I-15 SB Ramps
(43.43962, -112.12198) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022
Pocatello, ID
Bannock Co.
United States 		Olympus Dr. / Northgate Pkwy. / E Siphon Dr.
(42.92794, -112.42884) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
57.9120 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2018 Concentric striped circulatory roadway with dotted edge line around entire circumference. No splitter island on east leg. Year Completed estimated (2017-2019).
Nampa, ID
Canyon Co.
United States 		N Happy Valley Rd. / E Victory Rd.
(43.57444, -116.51303) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021 Intersection moved 0.1 mile south due to airport. https://www.idahopress.com/news/local/1903-wright-flyer-sculpture-featured-at-new-roundabout-near-nampa-airport/article_a2bb7a2a-7fdf-5110-b36f-8657c33dda60.html
Idaho Falls, ID
Bonneville Co.
United States 		1st St. / 45th St. E (Crowley Rd.)
(43.49621, -111.94440) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8637 		Other (At-Grade)
Single-Lane 		2020 Designed to be expandable inward to dual lanes in the future.
Ammon, ID
Bonneville Co.
United States 		E Lincoln Rd. / N 45th E (Crowley Rd.)
(43.51059, -111.94433) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2020 https://www.eastidahonews.com/2020/09/major-intersection-to-close-next-week-for-roundabout-construction/
Lewiston Orchards, ID
Nez Perce Co.
United States 		Powers Ave. / Thain Rd. / 14th St.
(46.36927, -116.96010) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
14.8337 		Other (At-Grade)
Single-Lane 		2017 Opened November 3, 2017. https://lmtribune.com/northwest/roundabout-draws-a-yellow-flag/article_137af938-33cf-51a8-b75e-5c38559e8800.html ICD estimated from Google Maps linework.
Nampa, ID
Canyon Co.
United States 		Robinson Rd. / E Victory Rd.
(43.57596, -116.49388) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019).
Ammon, ID
Bonneville Co.
United States 		Crowley Rd. / E 17th St.
(43.48173, -111.94459) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
20.1168 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2019
Meridian, ID
Ada Co.
United States 		W McMillan Rd. / N Rustic Oak Way
(43.64851, -116.46388) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020
Eagle, ID
Ada Co.
United States 		N Fisher Park Way / (unknown)
(43.69648, -116.39631) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2008 Right-turn bypass lane on west leg. Year Completed estimated (2006-2009).
Idaho Falls, ID
Bonneville Co.
United States 		E Iona Rd. / 25th E
(43.52586, -111.98394) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2006).
Post Falls, ID
Kootenai Co.
United States 		N Charleville Rd. / E Hope Ave.
(47.73763, -116.90082) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2015-2016).
Post Falls, ID
Kootenai Co.
United States 		W Prairie Ave. / N Chase Rd.
(47.74515, -116.95907) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2018
Post Falls, ID
Kootenai Co.
United States 		W Prairie Ave. / N McGuire Rd.
(47.74518, -116.98054) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2011
Hayden, ID
Kootenai Co.
United States 		N Courcelles Pkwy. / N Chateaux Dr.
(47.74785, -116.82456) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2005
Rathdrum, ID
Kootenai Co.
United States 		W Majestic Ave. / Thayer St.
(47.79216, -116.87749) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2006).
Franklin, ID
Franklin Co.
United States 		Legacy Dr. / South Canyon Dr.
(42.00604, -111.80863) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009).
Hibbard, ID
Madison Co.
United States 		N 2000 W (Whitson Rd.) / W 2000 N
(43.85500, -111.81835) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 https://www.rexburgstandardjournal.com/rexburg/hibbard-roundabout-grand-opening/article_607eadde-e16d-5b1d-80a2-4986a48a2842.html
Sandpoint, ID
Bonner Co.
United States 		Schweitzer Cutoff Rd / N Boyer Ave
(48.30915, -116.55190) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2017
Sandpoint, ID
Bonner Co.
United States 		N Boyer Ave / Larch St
(48.28018, -116.55663) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.9717 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		E Fort St. / E Reserve St.
(43.61355, -116.19070) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
38.0470 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Idaho Falls, ID
Bonneville Co.
United States 		S Utah Ave. / Bridgeport Dr.
(43.48859, -112.04979) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.6574 		Other (At-Grade)
Single-Lane 		2002 Eagle Rock Fountain in center island. Roundabout was partially reconstructed with geometric improvements in 2014. Original construction was in 2002. ICD estimated from Google Maps linework.
Idaho Falls, ID
Bonneville Co.
United States 		E Lincoln Rd. / E Hitt Rd. (N 25th)
(43.51143, -111.98410) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2001 Right-turn-only lane on west leg. Year Completed estimated (1992-2003). Converted from single-lane to multilane in 2018. 21442
Idaho Falls, ID
Bonneville Co.
United States 		Bridgeport Dr. / River Walk Dr.
(43.48855, -112.04801) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.4610 		Other (At-Grade)
Single-Lane 		2007 Originally built without splitter islands. Splitter islands added to north and west legs in 2016. ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		N 36th St. / W Hil Rd. / W Catalpa Dr.
(43.65542, -116.23333) 		Roundabout
Existing 		All-Way Yield
Unknown 		6 Approaches
0 Driveways
74.3128 		Other (At-Grade)
Single-Lane 		2016 Dogbone shape. ICD estimated from Google Maps linework.
Kuna, ID
Ada Co.
United States 		N Linder Ave. / W Main St. / E 3rd St.
(43.49056, -116.41390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.7271 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Nampa, ID
Canyon Co.
United States 		Happy Valley Rd. / Greenhurst Rd.
(43.54679, -116.51290) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1488 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		Crescent Rim Dr. / Eastover Terr.
(43.60307, -116.21526) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
61.4047 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2013 ICD estimated from Google Maps linework.
Meridian, ID
Ada Co.
United States 		Records Ave. / Elden Gray St.
(43.62166, -116.34700) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.5835 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Meridian, ID
Ada Co.
United States 		Kleiner Memorial Pkwy. / Kleiner Park Loop
(43.62315, -116.34710) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.5827 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		Whitewater Park Blvd. / Stewart Ave.
(43.62885, -116.23010) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.0373 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 Opened October 2013. ICD estimated from Google Maps linework.
Meridian, ID
Ada Co.
United States 		Pine St. / Webb Rd.
(43.61220, -116.36840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.9126 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Dalton Gardens, ID
Kootenai Co.
United States 		4th St. / Hanley Ave.
(47.72981, -116.77610) 		Roundabout
Existing 		All-Way Yield
Active Pedestrian Warning (flashing yellow) 		4 Approaches
0 Driveways
32.1335 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Tamarack Resort, ID
Valley Co.
United States 		Village Dr. / Whitewater Dr.
(44.67280, -116.11770) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.8771 		Other (At-Grade)
Single-Lane 		2005 None. ICD estimated from Google Maps linework.
Rexburg, ID
Madison Co.
United States 		2nd W. / 4th S.
(43.81770, -111.78950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.1941 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Coeur dAlene, ID
Kootenai Co.
United States 		4th St. / Margaret Ave.
(47.71537, -116.77880) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.1602 		Other (At-Grade)
Single-Lane 		2003 Near high school. ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		S. Touchmark Way / E. Louise Dr.
(43.60317, -116.34880) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.4050 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		S. Touchmark Way / S. Worth Way
(43.60206, -116.34610) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
30.2704 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Tamarack Resort, ID
Valley Co.
United States 		West Mountain Rd. / Village Dr.
(44.66998, -116.11130) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.9203 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Nampa, ID
Canyon Co.
United States 		Happy Valley Rd. / Amity Ave.
(43.56146, -116.51290) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.2726 		Other (At-Grade)
Single-Lane 		2006 Designed for ultimate two-lane w/ 180-ft ICD. Current 160-ft single-lane is initial build. Previously controlled by 4-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Chubbuck, ID
Bannock Co.
United States 		E Chubbuck Rd. / Sacajawea Dr.
(42.92042, -112.44502) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.2351 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Idaho Falls, ID
Bonneville Co.
United States 		S Boulevard / N Corner Ave. / Elm St.
(43.48859, -112.03375) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
32.9270 		Other (At-Grade)
Single-Lane 		2018 Fourth leg is departure only. ICD estimated from Google Maps linework.
Idaho Falls, ID
Bonneville Co.
United States 		Carriagegate Ln. / Nottingham Ln.
(43.46096, -112.04641) 		Other
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
25.1400 		Other (At-Grade)
Single-Lane 		2005 No traffic control. ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		Fort St. / Robbins Rd. / N 3rd St.
(43.61644, -116.19328) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.8572 		Other (At-Grade)
Single-Lane 		2019 https://www.cityofboise.org/departments/planning-and-development-services/robbins-roundabout/ ICD estimated from Google Maps linework.
Twin Falls, ID
Twin Falls Co.
United States 		Fillmore St. / Nielsen Point Pl.
(42.59707, -114.45643) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
43.0800 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2012-2013). ICD estimated from Google Maps linework.
Lewiston, ID
Nez Perce Co.
United States 		Snake River Ave. / Southway Ave.
(46.40090, -117.03531) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.4156 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 https://www.facebook.com/LewistonPublicWorks/posts/street-work-for-the-roundabout-at-southway-avenue-and-snake-river-avenue-schedul/614436265234323/ ICD estimated from Google Maps linework.
Middleton, ID
Canyon Co.
United States 		Emmett Rd. / Willis Rd.
(43.72082, -116.65264) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.8843 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Middleton, ID
Canyon Co.
United States 		Emmett Rd. / 9th St.
(43.71535, -116.65284) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.4355 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Caldwell, ID
Canyon Co.
United States 		E Ustick Rd. / S Lake Ave.
(43.63389, -116.65306) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2016 Right-turn-only lanes on all legs.
Caldwell, ID
Canyon Co.
United States 		S Indiana Ave. / Homedale Rd.
(43.61892, -116.67299) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2019
Moscow, ID
Latah Co.
United States 		E White Ave. / Joseph St. / Robinson Park Rd. / Notting Hill Dr.
(46.72564, -116.96826) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5668 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2006-2007). ICD estimated from Google Maps linework.
Coeur d'Alene, ID
Kootenai Co.
United States 		W Hanley Ave. / N Cornwall St.
(47.73014, -116.82652) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.1333 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2006). ICD estimated from Google Maps linework.
Coeur D'Alene, ID
Kootenai Co.
United States 		W Hanley Ave. / N Courcelles Pkwy.
(47.73020, -116.81799) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.9366 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1998-2004). ICD estimated from Google Maps linework.
Coeur d'Alene, ID
Kootenai Co.
United States 		W Princetown Ln. / Talon Ln. / W Newbrook Dr.
(47.74090, -116.83576) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.5520 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (1998-2004). ICD estimated from Google Maps linework.
Post Falls, ID
Kootenai Co.
United States 		E Poleline Ave. / N Syringa St.
(47.73046, -116.92663) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.9697 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Post Falls, ID
Kootenai Co.
United States 		N Syringa St. / Bogie Dr.
(47.73373, -116.92700) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.5573 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Post Falls, ID
Kootenai Co.
United States 		Poleline Ave. / N Spokane St.
(47.73053, -116.94794) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.3464 		Other (At-Grade)
Single-Lane 		2010 Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Post Falls, ID
Kootenai Co.
United States 		E Poleline Ave. / N Idaho St.
(47.73053, -116.93738) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
17.6732 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Nampa, ID
Canyon Co.
United States 		E Amity Rd. / S Robinson Blvd.
(43.56137, -116.49376) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.5418 		Other (At-Grade)
Single-Lane 		2019 Completed in May 2019. Initial build is 160' ICD, expandible outward to 2x1 (160'x180') in the future. ICD estimated from Google Maps linework.
Idaho Falls, ID
Bonneville Co.
United States 		E Lincoln Rd. / Ammon Rd.
(43.51133, -111.96428) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.7101 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
Coeur d'Alene, ID
Kootenai Co.
United States 		W Seltice Way / N Atlas Rd.
(47.70063, -116.82790) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.6197 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
Coeur d'Alene, ID
Kootenai Co.
United States 		W Seltice Way / N Grand Mill Ln. / W Idlewild Loop
(47.70250, -116.83920) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.9729 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
Meridian, ID
Ada Co.
United States 		S Eagle Rd. / E Amity Rd.
(43.56130, -116.35436) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Single-Lane 		2012 Constructed initially as single-lane roundabout. Expanded in 2021-2022 to 2x2 with merging right-turn bypass lane on north leg. https://www.youtube.com/watch?v=mKWTT7Upuss
Rigby, ID
Jefferson Co.
United States 		Farnsworth Way / Stockham Blvd. / (parking)
(43.68099, -111.90760) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2018 Peanut shaped. Long dimension is 270 ft; nodal ICDs are ~145 ft and ~145 ft.
Nampa, ID
Canyon Co.
United States 		E Franklin Rd. / Star Rd. / N Robinson Rd.
(43.60497, -116.49357) 		Roundabout
Removed 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2012 Roundabout removed 2020 in conjunction with construction of Amazon center. Original roundabout completed 2012 and had right-turn-only lanes on north and south legs.
Boise, ID
Ada Co.
United States 		E Parkcenter Blvd. / E Warm Springs Ave.
(43.57647, -116.13975) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.5314 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		E Parkcenter Blvd. / S Wise Way
(43.57577, -116.13773) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.6879 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		E Parkcenter Blvd. / Old Hickory Way
(43.57434, -116.13364) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.4191 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Idaho Falls, ID
Bonneville Co.
United States 		Memorial Dr. / Riverside Dr. / E St.
(43.49716, -112.04057) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.5861 		Other (At-Grade)
Single-Lane 		2012 Right-turn-only lane on west leg. ICD estimated from Google Maps linework.
Chubbuck, ID
Bannock Co.
United States 		N Hiline Rd. / Mallard St.
(42.91435, -112.45179) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.2383 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Pocatello, ID
Bannock Co.
United States 		Hurley Dr. / Pole Line Rd.
(42.90782, -112.46041) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1149 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Caldwell, ID
Canyon Co.
United States 		E Ustick Rd. / Indiana Ave.
(43.63363, -116.67304) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.3055 		Other (At-Grade)
Single-Lane 		2013 date: https://caldwellguardian.blogspot.com/2013/08/new-roundabout-at-ustick-and-indiana.html ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		E Parkcenter Blvd. / S Shadywood Way
(43.57291, -116.12957) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018).
Coeur d'Alene, ID
Kootenai Co.
United States 		River Ave. / Hubbard Ave.
(47.67905, -116.79469) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.7525 		Other (At-Grade)
Single-Lane 		2011 One of three roundabouts in North Idaho College Education Corridor. ICD estimated from Google Maps linework.
Coeur d'Alene, ID
Kootenai Co.
United States 		College Dr. / W River Ave.
(47.67912, -116.79816) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.5566 		Other (At-Grade)
Single-Lane 		2011 One of three roundabouts in North Idaho College Education Corridor. ICD estimated from Google Maps linework.
Coeur d'Alene, ID
Kootenai Co.
United States 		College Dr. / Hubbard Ave.
(47.68015, -116.79538) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.7519 		Other (At-Grade)
Single-Lane 		2012 One of three roundabouts in North Idaho College Education Corridor. Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Narva, Ida-Virumaa
Narva
Estonia 		E20 (Tallinna maantee - Peetri plats) / Paul Kerese / Aleksander Puškini
(59.37667, 28.19206) 		Other
Existing 		Other
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified) 		Stop control on circulatory roadway.
Kohtla-Järve, Ida-Virumaa
Kohtla-Järve linn
Estonia 		Kalevi / Pärna
(59.40415, 27.28523) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Kohtla-Järve, Ida-Virumaa
Kohtla-Järve linn
Estonia 		Järveküla tee / Kalevi / Outokumpu
(59.40051, 27.28941) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Sterling, IL
Whiteside Co.
United States 		W Le Fevre Rd. / Lynn Blvd.
(41.80133, -89.72783) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.radiorockriver.com/2020/10/26/the-sterling-roundabout-is-now-open-for-business/
Monee, IL
Will Co.
United States 		W Court St. / S Egyptian Trl.
(41.42154, -87.74755) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018).
Channahon, IL
Will Co.
United States 		S Navajo Dr. / St Ann Way
(41.43729, -88.22099) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2005).
Plainfield, IL
Will Co.
United States 		W Renwick Rd. / S Drauden Rd.
(41.59347, -88.23543) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2006).
Plainfield, IL
Will Co.
United States 		Island Dr. / Creekview Dr. / S Indian Boundary Line Rd.
(41.59740, -88.23185) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2005).
Homer Glen, IL
Will Co.
United States 		Syd Creek Dr. / Iz Brook Dr.
(41.59490, -87.97263) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2006).
Homer Glen, IL
Will Co.
United States 		Syd Creek Dr. / Blue Mag Rd.
(41.59306, -87.97332) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2006).
Plainfield, IL
Kendall Co.
United States 		S Grande Park Blvd. / S Playa Vista Blvd. / Carmel Blvd.
(41.63491, -88.26332) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2008).
Bolingbrook, IL
Will Co.
United States 		Rodeo Dr. / Kings Rd.
(41.66750, -88.14597) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Single-Lane 		2019 Right-turn-only lanes on east and west legs; designed for future expansion to two through lanes.