Portsmouth city, Iowa
Official LSAD Designation: Portsmouth city • Census GEOID: 1964200
• Shelby County
Portsmouth city is an incorporated city in Shelby County, Iowa. According to official records from the Census (2025), Portsmouth city had an estimated population of 186 residents. Official Census Bureau geographic records classify this community under LSAD designation Portsmouth city (GEOID 1964200).
Local Government Administration U.S. Census Bureau GMAF
City Of Portsmouth
Municipal
Official Title:
City Clerk
Address:
PO BOX 188, PORTSMOUTH IA 51565-0188
County Of Shelby
County
Official Title:
Assistant To County Auditor
Address:
612 COURT ST, HARLAN IA 51537-1464
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 186 | 2025 |
| Median Household Income | $80,781 | 2020-2024 |
| Median Home Value | $125,000 | 2020-2024 |
| Land Area | 0.31 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).