Rock Rapids city, Iowa
Official LSAD Designation: Rock Rapids city • Census GEOID: 1968160
• Lyon County
Rock Rapids city is an incorporated city in Lyon County, Iowa. According to official records from the Census (2025), Rock Rapids city had an estimated population of 2,733 residents. Official Census Bureau geographic records classify this community under LSAD designation Rock Rapids city (GEOID 1968160).
Local Government Administration U.S. Census Bureau GMAF
City Of Rock Rapids
Municipal
Official Title:
Deputy Clerk
Address:
310 S 3RD AVE, ROCK RAPIDS IA 51246-1631
County Of Lyon
County
Official Title:
Lyon County Deputy Auditor
Address:
206 S 2ND AVE, ROCK RAPIDS IA 51246-1507
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 2,733 | 2025 |
| Median Household Income | $63,942 | 2020-2024 |
| Median Home Value | $206,700 | 2020-2024 |
| Land Area | 4.21 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).