Census place · GEOID 1978060 · Johnson County
Tiffin, IA ZIP codes
1 ZIP/ZCTA intersecting this Census place in Johnson County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Tiffin (GEOID 1978060). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 5,695 (1 ZIPs).
Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology
Map of Tiffin, IA

ZIP/ZCTA overlap with Tiffin
Population overlap
Share of each ZIP/ZCTA’s population located within Tiffin, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- 5234093.8%
USPS primary city
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Tiffin
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 52340 | Tiffin | Johnson County | 5,695 | $105,517 |