Potosi city, Missouri
Official LSAD Designation: Potosi city • Census GEOID: 2959330
• Washington County
Potosi city is an incorporated city in Washington County, Missouri. According to official records from the Census (2025), Potosi city had an estimated population of 2,568 residents. Official Census Bureau geographic records classify this community under LSAD designation Potosi city (GEOID 2959330).
Local Government Administration U.S. Census Bureau GMAF
City Of Potosi
Municipal
Official Title:
Mayor
Address:
121 E HIGH ST, POTOSI MO 63664-1906
County Of Washington
County
Official Title:
Commissioner
Address:
102 N MISSOURI ST, POTOSI MO 63664-1799
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 2,568 | 2025 |
| Median Household Income | $39,846 | 2020-2024 |
| Median Home Value | $110,100 | 2020-2024 |
| Land Area | 2.33 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).