South Sioux City, NE ZIP code
The ZIP code for South Sioux City, Nebraska is 68776. It is in Dakota County.
- Population in these ZIPs
- 15,373
- Avg. median income
- $68,800population-weighted
- Typical home value
- $234,500population-weighted
- Metro area
- Sioux City, IA-NE-SD
Loading map…
Click anywhere on the map to see which ZIP code it's in.
South Sioux City, NE ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 68776 | 15,373 | $68,750 | $234,500 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near South Sioux City
Frequently asked questions
What is the ZIP code for South Sioux City, NE?
The ZIP code for South Sioux City, NE is 68776.
What county is South Sioux City, Nebraska in?
South Sioux City ZIP codes are in Dakota County.