Tiffin, IA zip code
Tiffin, Iowa uses one zip code: 52340. Most of it is in Johnson County. Together these zip codes are home to about 6.1K people.
Zip codes
1
Population
6.1K
All zips combined
Largest zip
52340
6,128 residents
Zip codes in Tiffin
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 52340 | 6,128 | $98,393 |