Oyate Trail
U.S. Highway 18 (US 18) is a part of the United States Numbered Highway System that travels from Orin, Wyoming, to Milwaukee, Wisconsin. In the state of South Dakota, US 18 runs from the Wyoming border east to the Iowa border. The highway runs parallel to the state's southern border with Nebraska, and at one point, near Fairfax, US 18 comes within one mile to the Nebraska border.
Route description
![]() | This section needs expansion. You can help by adding to it. (October 2023) |
US 18 enters South Dakota west of Edgemont. It passes through Hot Springs, the Pine Ridge Indian Reservation, the Rosebud Indian Reservation, Winner, and Gregory, before crossing the Missouri River near Pickstown over Fort Randall Dam. East of the Missouri River, US 18 passes through (or near) Lake Andes and Tripp before a brief concurrency with Interstate 29 (I-29) near Worthing. East of I-29, US 18 passes through Canton before crossing the Big Sioux River into Iowa.
The South Dakota section of US 18 is legally defined at South Dakota Codified Laws § 31-4-141.
History
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Major intersections
![]() | This section needs expansion. You can help by adding to it. (October 2023) |
County | Location | mi | km | Destinations | Notes | |||
---|---|---|---|---|---|---|---|---|
Fall River | | 0.00 | 0.00 | ![]() ![]() | Continuation into Wyoming | |||
Edgemont | 12.10 | 19.47 | ![]() ![]() | Northern terminus of SD 471 | ||||
| 24.18 | 38.91 | ![]() ![]() | Southern terminus of SD 89 | ||||
Hot Springs | 39.82 | 64.08 | ![]() ![]() | Northern terminus of SD 71 | ||||
40.54 | 65.24 | ![]() ![]() | Western end of US 385 concurrency | |||||
Maverick Junction | 44.67 | 71.89 | ![]() ![]() | Western end of SD 79 concurrency | ||||
Oelrichs | 62.27 | 100.21 | ![]() ![]() ![]() ![]() | Eastern end of US 385/SD 79 concurrency | ||||
Oglala Lakota | Pine Ridge | 103.53 | 166.62 | ![]() ![]() | Northern terminus of SD 407 | |||
| 120.99 | 194.71 | ![]() ![]() | Northern terminus of SD 391 | ||||
Bennett | Martin | 148.94 | 239.70 | ![]() ![]() | Western end of SD 73 concurrency | |||
| 161.42 | 259.78 | ![]() ![]() | Eastern end of SD 73 concurrency | ||||
Todd | | 189.98 | 305.74 | ![]() ![]() | Southern end of SD 63 | |||
| 206.35 | 332.09 | ![]() ![]() | Western end of US 83 concurrency | ||||
Mission | 209.69 | 337.46 | ![]() ![]() | Eastern end of US 83 concurrency | ||||
Tripp | | 242.54 | 390.33 | ![]() ![]() | Western end of SD 53 concurrency | |||
Jordan Junction | 243.54 | 391.94 | ![]() ![]() ![]() ![]() ![]() ![]() | Western end of US 183/SD 44 concurrency; eastern end of SD 53 concurrency | ||||
Winner | 252.70 | 406.68 | ![]() ![]() | Eastern end of SD 44 concurrency | ||||
Colome | 263.34 | 423.80 | ![]() ![]() ![]() ![]() | Eastern end of US 183 concurrency; Southern terminus of SD 49 | ||||
Gregory | Gregory | 277.92 | 447.27 | ![]() ![]() ![]() ![]() ![]() ![]() | Western end of SD 47 concurrency; Northern terminus of SD 251 | |||
Burke | 286.03 | 460.32 | ![]() ![]() | Eastern end of SD 47 concurrency | ||||
| 305.22 | 491.20 | ![]() ![]() | Southern terminus of SD 1806 | ||||
| 311.99 | 502.10 | ![]() ![]() | Northern terminus of SD 43 | ||||
| 320.78 | 516.25 | ![]() ![]() | Western end of US 281 concurrency | ||||
Charles Mix | Pickstown | 332.90 | 535.75 | ![]() ![]() | Western terminus of SD 46 | |||
Lake Andes | 338.98 | 545.54 | ![]() ![]() | Western end of SD 50 concurrency | ||||
| 348.90 | 561.50 | ![]() ![]() | Eastern end of SD 50 concurrency | ||||
| 355.87 | 572.72 | ![]() ![]() | Eastern end of US 281 concurrency | ||||
Douglas |
No major junctions | |||||||
Hutchinson | | 373.94 | 601.80 | ![]() | ||||
| 387.70 | 623.94 | ![]() ![]() | |||||
| 402.77 | 648.20 | ![]() | |||||
Turner | | 419.82 | 675.63 | ![]() ![]() | Western end of SD 19 concurrency | |||
| 420.81 | 677.23 | ![]() ![]() | Eastern end of SD 19 concurrency | ||||
Lincoln | Lincoln–Lynn township line | 435.23 | 700.43 | ![]() ![]() | Western end of I-29 concurrency; I-29 exit 62 | |||
Lynn Township | 438.25 | 705.30 | ![]() ![]() | Eastern end of I-29 concurrency; I-29 exit 59 | ||||
| 441.72 | 710.88 | ![]() ![]() ![]() ![]() | Southern terminus of SD 115 | ||||
| 445.71 | 717.30 | ![]() ![]() | Western end of SD 11 concurrency | ||||
| 446.67 | 718.85 | ![]() ![]() | Eastern end of SD 11 concurrency | ||||
Canton Township | 451.88 | 727.23 | ![]() ![]() | Continuation into Iowa | ||||
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
|
See also
References
- ^ "State Highway Data Viewer". South Dakota Department of Transportation. Archived from the original on November 4, 2023. Retrieved January 7, 2024.
- ^ The State of South Dakota (PDF) (Map). South Dakota Department of Transportation. 2023. Archived (PDF) from the original on November 1, 2023. Retrieved January 20, 2024.
- ^ "31-4-141. U.S. Highway 18 from Wyoming to Iowa". South Dakota Statutes. Archived from the original on October 31, 2023. Retrieved August 15, 2012.
External links
KML is not from Wikidata
- Aberdeen Region Highway Log
- Mitchell Region Highway Log
- Pierre Region Highway Log
- Rapid City Region Highway Log