| ZIP Codes: | 1 ZIP Codes (1 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Code: | 308 |
| Timezone: | Mountain (GMT -07:00) |
| Local Time: | 2:13:08 PM |
| Population: | 480 [See All] |
| FIPS: | 31165 |
| Land Area: | 1,054 sq mi |
| Water Area: | 1 sq mi |
| Coordinates: | 42.5859, -103.8942 |
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480 residents live across 1 ZIPs covering 1,054 sq mi, served by 1 distinct USPS-recognized cities.
Population moved from 609 to 480 from 2014 to 2024 — a -21.2% change. 0 ZIPs gained residents, 1 lost.
The county's wealthiest ZIP 69346 (Harrison, $62,083 median) and poorest ZIP 69346 (Harrison, $62,083) are 0.0 miles apart — a 1.0× income gap across local geography.
Within Nebraska, this is the #98 most populous of 107 counties and ranks #82 for median household income .
Weighted by population, the typical household earns about $62,083 across the county — reflecting what a typical resident sees, not a simple ZIP average.
24.5% of adults age 25+ hold a bachelor's degree or higher (85 of 347 reporting).
1 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
Sioux County lost 21.2% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 69346 | Harrison | Standard | 480 | $62,083 | 1,054.3 | -21.2% |