Martin city, South Dakota
Official LSAD Designation: Martin city • Census GEOID: 4641100
• Bennett County
Martin city is an incorporated city in Bennett County, South Dakota. According to official records from the Census (2025), Martin city had an estimated population of 930 residents. Official Census Bureau geographic records classify this community under LSAD designation Martin city (GEOID 4641100).
Local Government Administration U.S. Census Bureau GMAF
City Of Martin
Municipal
Official Title:
Finance Officer
Address:
PO BOX 687, MARTIN SD 57551-0687
County Of Bennett
County
Official Title:
County Auditor
Address:
PO BOX 460, MARTIN SD 57551-0460
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 930 | 2025 |
| Median Household Income | $54,063 | 2020-2024 |
| Median Home Value | $103,900 | 2020-2024 |
| Land Area | 0.56 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).