Tiffin city, Iowa
Official LSAD Designation: Tiffin city • Census GEOID: 1978060
• Johnson County
Tiffin city is an incorporated city in Johnson County, Iowa. According to official records from the Census (2025), Tiffin city had an estimated population of 7,156 residents. Official Census Bureau geographic records classify this community under LSAD designation Tiffin city (GEOID 1978060).
Local Government Administration U.S. Census Bureau GMAF
City Of Tiffin
Municipal
Official Title:
City Clerk Treasurer
Address:
PO BOX 259, TIFFIN IA 52340-0259
County Of Johnson
County
Official Title:
Chair Person
Address:
913 S DUBUQUE ST, IOWA CITY IA 52240-4273
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 7,156 | 2025 |
| Median Household Income | $100,952 | 2020-2024 |
| Median Home Value | $338,500 | 2020-2024 |
| Land Area | 4.42 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).