St. Marie
- County:
- Valley County
- County Seat:
- No
- Area (mi²):
- 22.898
- State:
- Montana
St. Marie is a CDP located in Valley County, Montana Montana. Unfortunately, the data for this location is currently limited or unavailable.
The median household income in St. Marie is $38,971 with a poverty rate of 23.86%. The median age in St. Marie is 37.9 years: 38.4 years for males, and 36.7 years for females. For every 100 females there are 43.0 males.