51109 vs 57038 ZIP Codes
Sioux City, IA · Jefferson, SD
| Metric | 51109 | 57038 |
|---|---|---|
| City | Sioux City | Jefferson |
| County | Woodbury | Union |
| State | Iowa | South Dakota |
| Time zone | Central Time | Central Time |
| Population | 3,098 | 1,667 |
Demographic figures come from U.S. Census Bureau / ACS data included in the source ZIP dataset; many ZIP codes have no demographic figures in that dataset.