Diagonal city, Iowa
Official LSAD Designation: Diagonal city • Census GEOID: 1921270
• Ringgold County
Diagonal city is an incorporated city in Ringgold County, Iowa. According to official records from the Census (2025), Diagonal city had an estimated population of 333 residents. Official Census Bureau geographic records classify this community under LSAD designation Diagonal city (GEOID 1921270).
Local Government Administration U.S. Census Bureau GMAF
City Of Diagonal
Municipal
Official Title:
Clerk
Address:
308 BROADWAY ST, DIAGONAL IA 50845-1053
County Of Ringgold
County
Official Title:
Chairman
Address:
109 W MADISON ST, STE 300, MOUNT AYR IA 50854-1652
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 333 | 2025 |
| Median Household Income | $74,375 | 2020-2024 |
| Median Home Value | $91,500 | 2020-2024 |
| Land Area | 0.91 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).