| ZIP Codes: | 9 ZIP Codes (9 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Code: | 620 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:11 PM |
| Population: | 34,055 [See All] |
| FIPS: | 20035 |
| CBSA: | Arkansas City-Winfield, KS |
| Land Area: | 1,056 sq mi |
| Water Area: | 6 sq mi |
| Coordinates: | 37.2712, -96.8489 |
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34,055 residents live across 9 ZIPs covering 1,056 sq mi, served by 9 distinct USPS-recognized cities.
Population moved from 36,176 to 34,017 from 2014 to 2024 — a -6.0% change. 2 ZIPs gained residents, 6 lost.
The county's wealthiest ZIP 67146 (Udall, $79,688 median) and poorest ZIP 67005 (Arkansas City, $54,516) are 22.2 miles apart — a 1.5× income gap across local geography.
Median home values vary 2.0× across this county — from $88,500 in 67038 (Dexter) to $176,000 in 67131 (Rock).
Density varies 22× across the county — from 5 people/sq mi in 67008 (Atlanta) to 100 in 67005 (Arkansas City).
Educational attainment ranges from 16.4% bachelor's+ in 67008 (Atlanta) to 29.1% in 67156 (Winfield) — the breadth of educational profiles across the area.
Within Kansas, this is the #15 most populous of 106 counties and ranks #42 for median household income .
Weighted by population, the typical household earns about $58,263 across the county — reflecting what a typical resident sees, not a simple ZIP average.
24.1% of adults age 25+ hold a bachelor's degree or higher (5,434 of 22,565 reporting).
9 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.
Cowley County lost 5.9% of residents between 2014 and 2024.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 67005 | Arkansas City | Standard | 15,073 | $54,516 | 150.3 | -8.3% |
| 67156 | Winfield | Standard | 14,513 | $58,821 | 249.9 | -3.8% |
| 67146 | Udall | Standard | 1,867 | $79,688 | 80.2 | -9.6% |
| 67019 | Burden | Standard | 992 | $60,833 | 95.5 | 0.3% |
| 67038 | Dexter | Standard | 692 | $55,699 | 145.0 | -3.8% |
| 67008 | Atlanta | Standard | 494 | $60,556 | 108.8 | -4.4% |
| 67131 | Rock | Standard | 274 | $62,083 | 46.0 | 43.5% |
| 67023 | Cambridge | Standard | 112 | $95,625 | 135.1 | -39.1% |
| 67102 | Maple City | Standard | 38 | $90,893 | 45.1 | — |