| ZIP Codes: | 4 ZIP Codes (4 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Codes: | 641 / 712 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:11:50 PM |
| Population: | 3,218 [See All] |
| FIPS: | 19003 |
| Land Area: | 368 sq mi |
| Water Area: | 2 sq mi |
| Coordinates: | 41.0166, -94.7597 |
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3,218 residents live across 4 ZIPs covering 368 sq mi, served by 4 distinct USPS-recognized cities.
Population moved from 3,751 to 3,218 from 2014 to 2024 — a -14.2% change. 2 ZIPs gained residents, 2 lost.
The county's wealthiest ZIP 50859 (Prescott, $76,875 median) and poorest ZIP 50857 (Nodaway, $63,500) are 17.2 miles apart — a 1.2× income gap across local geography.
Median home values vary 1.4× across this county — from $116,700 in 50841 (Corning) to $163,500 in 50859 (Prescott).
Density varies 4× across the county — from 3 people/sq mi in 50857 (Nodaway) to 10 in 50841 (Corning).
Educational attainment ranges from 22.9% bachelor's+ in 50857 (Nodaway) to 27.1% in 50841 (Corning) — the breadth of educational profiles across the area.
Within Iowa, this is the #99 most populous of 99 counties and ranks #89 for median household income .
Weighted by population, the typical household earns about $68,553 across the county — reflecting what a typical resident sees, not a simple ZIP average.
26.1% of adults age 25+ hold a bachelor's degree or higher (627 of 2,405 reporting).
4 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.
Adams County lost 14.2% of residents between 2014 and 2024. ZIPs that shed the largest share: