| ZIP Codes: | 13 ZIP Codes (12 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Code: | 620 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:11 PM |
| Population: | 39,692 [See All] |
| FIPS: | 20037 |
| CBSA: | Pittsburg, KS |
| Land Area: | 753 sq mi |
| Water Area: | 6 sq mi |
| Coordinates: | 37.5006, -94.7997 |
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39,692 residents live across 13 ZIPs covering 753 sq mi, served by 13 distinct USPS-recognized cities.
Population moved from 39,934 to 39,692 from 2014 to 2024 — a -0.6% change. 7 ZIPs gained residents, 6 lost.
The county's wealthiest ZIP 66753 (Mc Cune, $73,520 median) and poorest ZIP 66734 (Farlington, $42,807) are 19.9 miles apart — a 1.7× income gap across local geography.
Median home values vary 3.1× across this county — from $68,500 in 66711 (Arcadia) to $212,500 in 66746 (Hepler).
Density varies 118× across the county — from 5 people/sq mi in 66746 (Hepler) to 567 in 66763 (Frontenac).
Educational attainment ranges from 7.5% bachelor's+ in 66780 (Walnut) to 36.5% in 66762 (Pittsburg) — the breadth of educational profiles across the area.
Within Kansas, this is the #12 most populous of 106 counties and ranks #96 for median household income .
Weighted by population, the typical household earns about $53,149 across the county — reflecting what a typical resident sees, not a simple ZIP average.
31.7% of adults age 25+ hold a bachelor's degree or higher (7,590 of 23,920 reporting).
12 Standard delivery, 1 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.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 66762 | Pittsburg | Standard | 24,907 | $50,511 | 135.6 | 0.1% |
| 66743 | Girard | Standard | 4,313 | $55,515 | 144.0 | 2.1% |
| 66763 | Frontenac | Standard | 3,392 | $58,733 | 6.0 | 0.4% |
| 66712 | Arma | Standard | 1,675 | $53,281 | 23.0 | -8.5% |
| 66756 | Mulberry | Standard | 1,052 | $54,710 | 21.5 | 18.1% |
| 66753 | Mc Cune | Standard | 949 | $73,520 | 139.9 | -8.0% |
| 66724 | Cherokee | Standard | 935 | $58,750 | 37.8 | -22.7% |
| 66735 | Franklin | Standard | 692 | $66,269 | 4.8 | 41.8% |
| 66780 | Walnut | Standard | 674 | $55,813 | 106.2 | -7.0% |
| 66711 | Arcadia | Standard | 478 | $58,333 | 52.4 | -40.5% |
| 66734 | Farlington | Standard | 343 | $42,807 | 30.5 | 53.1% |
| 66746 | Hepler | Standard | 247 | $54,375 | 51.3 | 28.0% |
| 66760 | Opolis | PO Box | 35 | — | 0.0 | -20.5% |