Martinsburg city, Iowa
Official LSAD Designation: Martinsburg city • Census GEOID: 1949935
• Keokuk County
Martinsburg city is an incorporated city in Keokuk County, Iowa. According to official records from the Census (2025), Martinsburg city had an estimated population of 111 residents. Official Census Bureau geographic records classify this community under LSAD designation Martinsburg city (GEOID 1949935).
Local Government Administration U.S. Census Bureau GMAF
City Of Martinsburg
Municipal
Official Title:
City Clerk
Address:
PO BOX 4, MARTINSBURG IA 52568-0004
County Of Keokuk
County
Official Title:
Accountants
Address:
PO BOX 533, OTTUMWA IA 52501-0533
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 111 | 2025 |
| Median Household Income | $55,000 | 2020-2024 |
| Median Home Value | $60,000 | 2020-2024 |
| Land Area | 0.37 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).