| ZIP Codes: | 8 ZIP Codes (8 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Code: | 712 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 11:53:12 PM |
| Population: | 9,301 [See All] |
| FIPS: | 19161 |
| Land Area: | 539 sq mi |
| Water Area: | 3 sq mi |
| Coordinates: | 42.3836, -95.0976 |
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9,301 residents live across 8 ZIPs covering 539 sq mi, served by 8 distinct USPS-recognized cities.
Population moved from 9,602 to 9,301 from 2014 to 2024 — a -3.1% change. 5 ZIPs gained residents, 3 lost.
The county's wealthiest ZIP 50535 (Early, $91,995 median) and poorest ZIP 50583 (Sac City, $62,981) are 8.5 miles apart — a 1.5× income gap across local geography.
Median home values vary 2.0× across this county — from $91,800 in 51053 (Schaller) to $184,800 in 51450 (Lake View).
Density varies 3× across the county — from 10 people/sq mi in 50567 (Nemaha) to 28 in 51450 (Lake View).
Educational attainment ranges from 4.9% bachelor's+ in 50567 (Nemaha) to 30.0% in 51450 (Lake View) — the breadth of educational profiles across the area.
Within Iowa, this is the #77 most populous of 99 counties and ranks #39 for median household income .
Weighted by population, the typical household earns about $74,271 across the county — reflecting what a typical resident sees, not a simple ZIP average.
22.3% of adults age 25+ hold a bachelor's degree or higher (1,489 of 6,674 reporting).
8 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.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 50583 | Sac City | Standard | 2,288 | $62,981 | 112.8 | -14.2% |
| 51450 | Lake View | Standard | 1,619 | $71,875 | 57.8 | 5.6% |
| 51458 | Odebolt | Standard | 1,290 | $86,250 | 94.9 | -18.8% |
| 50535 | Early | Standard | 1,198 | $91,995 | 61.5 | 35.4% |
| 51466 | Wall Lake | Standard | 1,043 | $71,579 | 55.1 | 14.1% |
| 51053 | Schaller | Standard | 1,016 | $72,534 | 71.1 | -20.3% |
| 51433 | Auburn | Standard | 567 | $68,125 | 57.7 | 12.7% |
| 50567 | Nemaha | Standard | 280 | $78,125 | 28.7 | 18.1% |