St. Marie CDP, Montana
Official LSAD Designation: St. Marie CDP • Census GEOID: 3065400
• Valley County
St. Marie CDP is a census designated place (CDP), a statistical geography in Valley County, Montana. According to official records from the Census ACS 5-Year 2024 (2020-2024), St. Marie CDP had an estimated population of 306 residents. Official Census Bureau geographic records classify this community under LSAD designation St. Marie CDP (GEOID 3065400).
Local Government Administration U.S. Census Bureau GMAF
County Of Valley
County
Official Title:
Commissioner
Address:
501 COURT SQ, STE 1, GLASGOW MT 59230-2405
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 306 | 2020-2024 |
| Median Household Income | $38,971 | 2020-2024 |
| Median Home Value | $18,800 | 2020-2024 |
| Land Area | 22.90 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).