# Interstate 94 in Montana

Interstate 94 (I-94) is an east–west Interstate Highway, which links Billings, Montana, to the Canada–US border in Port Huron, Michigan. The portion in the US state of Montana is 250 miles (400 km) long, linking seven counties through the central part of the state.
The speed limit has been 80 mph (130 km/h) since January 2016, except near Billings where it is 65 mph (105 km/h).

## Route description
### Yellowstone County

I-94 starts in Yellowstone County in Billings at I-90 and travels northeast to the towns of Huntley, Ballantine, Pompeys Pillar, and Custer.

### Treasure, Rosebud, and Custer counties

Entering Treasure County, I-94 passes near the small towns of Bighorn and Hysham; there is a little ranch access at milemarker 63.01. After entering Treasure County, the next county is Rosebud County, about 15 miles (24 km) east. There are two intersections of US Highway 12 (US 12) and Montana Highway 59 (MT 59) before entering Forsyth, after that is Custer County which is the east end of US 12 after crossing the city of Miles City.

### Prairie, Dawson, and Wibaux counties

After entering Prairie County after passing the small towns of Terry and Fallon, the next county is Dawson County, entering the cities of Glendive which connects with MT 16 and entering the city of Wibaux before entering the North Dakota state line.

## History

Between its western terminus in Billings and the North Dakota state line, I-94 replaced US 10.

## Exit list

| County | Location | mi | km | Exit | Destinations | Notes |
| Yellowstone | Billings | 0.000 | 0.000 | 0 | I-90 / US 87 / US 212 – Billings, Sheridan | Western terminus; I-90 exit 456 |
| Yellowstone | Huntley | 6.069 | 9.767 | 6 | S-522 – Huntley | |
| Yellowstone | Ballantine | 14.705 | 23.665 | 14 | Ballantine, Worden | |
| Yellowstone | Pompeys Pillar | 23.124 | 37.214 | 23 | Pompeys Pillar (S-568) | |
| Yellowstone | ​ | 35.890 | 57.759 | 36 | Waco | |
| Yellowstone | Custer | 47.068 | 75.749 | 47 | Custer (S-310) | |
| Yellowstone | ​ | 49.392 | 79.489 | 49 | MT 47 south – Hardin | |
| Treasure | ​ | 52.552 | 84.574 | 53 | Bighorn | |
| Treasure | ​ | 62.504 | 100.590 | 63 | Ranch Access | |
| Treasure | ​ | 67.379 | 108.436 | 67 | Hysham (S-311) | |
| Treasure | ​ | 71.468 | 115.017 | 72 | S-384 (Sarpy Creek Road) | |
| Rosebud | ​ | 81.405 | 131.009 | 82 | Reservation Creek Road | |
| Rosebud | ​ | 87.070 | 140.126 | 87 | MT 39 – Colstrip | |
| Rosebud | Forsyth | 93.038 | 149.730 | 93 | US 12 west – Forsyth, Roundup | West end of US 12 overlap |
| Rosebud | Forsyth | 94.666 | 152.350 | 95 | Forsyth | |
| Rosebud | ​ | 103.447 | 166.482 | 103 | S-446 (Rosebud Creek Road) / S-447 – Rosebud | |
| Rosebud | ​ | 106.563 | 171.497 | 106 | Butte Creek Road – Rosebud | |
| Rosebud | ​ | 117.333 | 188.829 | 117 | Hathaway | |
| Custer | ​ | 125.839 | 202.518 | 126 | Moon Creek Road | |
| Custer | ​ | 128.353 | 206.564 | 128 | Local Access | |
| Custer | Miles City | 135.098 | 217.419 | 135 | I-94 BL east – Jordan, Miles City | |
| Custer | Miles City | 137.876 | 221.890 | 138 | MT 59 – Miles City, Broadus | |
| Custer | ​ | 140.743 | 226.504 | 141 | I-94 BL west / US 12 east – Baker, Miles City | East end of US 12 overlap |
| Custer | ​ | 148.534 | 239.042 | 148 | Valley Access | |
| Custer | ​ | 158.841 | 255.630 | 159 | Diamond Ring | |
| Prairie | ​ | 168.299 | 270.851 | 169 | Powder River Road | |
| Prairie | ​ | 175.677 | 282.725 | 176 | S-253 – Terry | |
| Prairie | ​ | 184.860 | 297.503 | 185 | S-340 – Fallon | |
| Dawson | ​ | 191.788 | 308.653 | 192 | Bad Route Road | |
| Dawson | ​ | 197.852 | 318.412 | 198 | Cracker Box Road | |
| Dawson | ​ | 203.439 | 327.403 | 204 | Whoopup Creek Road | |
| Dawson | ​ | 205.693 | 331.031 | 206 | Pleasant View Road | |
| Dawson | ​ | 209.621 | 337.352 | 210 | I-94 BL east / MT 200S – Glendive, Circle, West Glendive | |
| Dawson | West Glendive | 210.790 | 339.234 | 211 | MT 200S – Circle | Westbound exit and eastbound entrance |
| Dawson | West Glendive | 212.594 | 342.137 | 213 | MT 16 – Glendive, Sidney | |
| Dawson | Glendive | 214.672 | 345.481 | 215 | I-94 BL west – Glendive City Center | |
| Dawson | ​ | 223.502 | 359.692 | 224 | Frontage Road – Griffith Creek | |
| Dawson | ​ | 230.636 | 371.173 | 231 | Hodges Road | |
| Wibaux | ​ | 235.409 | 378.854 | 236 | Ranch Access | |
| Wibaux | Wibaux | 241.079 | 387.979 | 241 | MT 7 / S-261 – Baker, Wibaux | Eastbound exit and westbound entrance |
| Wibaux | Wibaux | 241.698 | 388.975 | 242 | MT 7 / S-261 – Baker, Wibaux | Westbound exit and eastbound entrance |
| Wibaux | ​ | 248.073 | 399.235 | 248 | Carlyle Road | |
| | | 249.377 | 401.333 | Montana–North Dakota state line | Montana–North Dakota state line | Montana–North Dakota state line |
| Golden Valley | ​ | | | | I-94 east – Medora, Bismarck | Continuation into North Dakota |
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi Concurrency terminus Incomplete access |||||||