Denison, IA zip code
Denison, Iowa uses one zip code: 51442. Most of it is in Crawford County. Together these zip codes are home to about 9.7K people.
Zip codes
1
Population
9.7K
All zips combined
Largest zip
51442
9,692 residents
Zip codes in Denison
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 51442 | 9,692 | $66,767 |