Lewistown city, Montana
Official LSAD Designation: Lewistown city • Census GEOID: 3043375
• Fergus County
Lewistown city is an incorporated city in Fergus County, Montana. According to official records from the Census (2025), Lewistown city had an estimated population of 6,179 residents. Official Census Bureau geographic records classify this community under LSAD designation Lewistown city (GEOID 3043375).
Local Government Administration U.S. Census Bureau GMAF
City Of Lewistown
Municipal
Official Title:
Finance Officer
Address:
305 W WATSON ST, STOP 1, LEWISTOWN MT 59457-2964
County Of Fergus
County
Official Title:
Commissioner
Address:
712 W MAIN ST, SUITE 202, LEWISTOWN MT 59457-2561
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 6,179 | 2025 |
| Median Household Income | $48,750 | 2020-2024 |
| Median Home Value | $198,400 | 2020-2024 |
| Land Area | 5.72 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).