Traveling from the West
At West Glacier continue on Highway 2 to Browning. If your vehicle is shorter than 21-feet, you can take Highway 49 at East Glacier to St. Mary. This road is very curvy and slow driving. If not, continue on Highway 2 to Browning and take the first left to Highway 89 north to St. Mary. Highway 89 is very curvy slow driving and crosses a mountain pass with a 6% grade into St. Mary. If you are driving an RV, see the note above regarding Highway 464 for an alternate route.
NOTE TO RVs: The straightest, least curvy route from Browning to St. Mary is Highway 464 also called Duck Lake Road. The entrance to this road is at the southern most stoplight in Browning and travels due north. (A major intersection) It is a well maintained, wide, straight road that travels north about 20 miles and meets Highway 89. Turn left and head south 8 miles to St. Mary. If you are towing or driving a long vehicle, this is the easiest route to St. Mary.