| ZIP Codes: | 7 ZIP Codes (7 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Codes: | 620 / 785 / 913 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:10 PM |
| Population: | 8,608 [See All] |
| FIPS: | 20003 |
| Land Area: | 706 sq mi |
| Water Area: | 5 sq mi |
| Coordinates: | 38.2044, -95.2477 |
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8,608 residents live across 7 ZIPs covering 706 sq mi, served by 7 distinct USPS-recognized cities.
Population moved from 8,460 to 8,608 from 2014 to 2024 — a +1.7% change. 4 ZIPs gained residents, 3 lost.
The county's wealthiest ZIP 66014 (Centerville, $105,431 median) and poorest ZIP 66039 (Kincaid, $60,329) are 14.4 miles apart — a 1.7× income gap across local geography.
Median home values vary 1.8× across this county — from $115,700 in 66093 (Westphalia) to $203,700 in 66033 (Greeley).
Density varies 5× across the county — from 5 people/sq mi in 66091 (Welda) to 23 in 66032 (Garnett).
Educational attainment ranges from 5.3% bachelor's+ in 66093 (Westphalia) to 34.3% in 66014 (Centerville) — the breadth of educational profiles across the area.
Within Kansas, this is the #44 most populous of 106 counties and ranks #20 for median household income .
Weighted by population, the typical household earns about $73,005 across the county — reflecting what a typical resident sees, not a simple ZIP average.
15.1% of adults age 25+ hold a bachelor's degree or higher (864 of 5,726 reporting).
7 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 |
|---|---|---|---|---|---|---|
| 66032 | Garnett | Standard | 4,971 | $69,647 | 213.9 | -3.4% |
| 66039 | Kincaid | Standard | 784 | $60,329 | 100.5 | 20.2% |
| 66015 | Colony | Standard | 712 | $69,375 | 99.1 | -18.7% |
| 66033 | Greeley | Standard | 672 | $91,540 | 52.1 | 16.3% |
| 66014 | Centerville | Standard | 599 | $105,431 | 68.6 | 98.3% |
| 66093 | Westphalia | Standard | 576 | $65,903 | 107.8 | -19.2% |
| 66091 | Welda | Standard | 294 | $77,872 | 64.5 | 50.8% |