Rock Valley, IA zip code
Rock Valley, Iowa uses one zip code: 51247. Most of it is in Sioux County. Together these zip codes are home to about 5.1K people.
Zip codes
1
Population
5.1K
All zips combined
Largest zip
51247
5,094 residents
Zip codes in Rock Valley
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 51247 | 5,094 | $78,358 |