Distance from Ajax, South Dakota to Ridge, Montana
The driving distance from Ajax, South Dakota to Ridge, Montana is 173.9 mi (279.9 km)
The straight-line (air) distance is approximately 74.9 mi (120.5 km)
Estimated travel time by road is 3 hours 22 minutes
We found 2 routes between Ajax and Ridge.
Available Routes
Route Directions
Get on I-90 W in Rapid City from SD-79 N and Cambell St
Continue on I-90 W. Take US-14 W to Cabin Creek Rd in Crook County
Continue on Cabin Creek Rd to your destination in Carter County
Route Directions
Get on I-90 W in Rapid City from SD-79 N and Cambell St
Follow I-90 W to SD-34 W in North Lawrence. Take exit 23 from I-90 W
Follow US-212 W to Ridge Rd in Carter County
Follow Ridge Rd to your destination
Journey Details
Traveling from Ajax, South Dakota to Ridge, Montana covers 141.4 miles (228 km) in a northwest direction. This mixed highways and local roads, substantial route typically takes 2 hours 43 minutes under normal conditions.
Drivers have 2 route options between these locations (141-174 miles / 228-280 km). The primary route shown here saves 40 minutes compared to alternatives.
Journey Waypoints
Ajax
Starting Point
Ridge
Destination