| ZIP Codes: | 8 ZIP Codes (7 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Codes: | 539 / 918 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:13:24 PM |
| Population: | 33,376 [See All] |
| FIPS: | 40041 |
| Land Area: | 614 sq mi |
| Water Area: | 32 sq mi |
| Coordinates: | 36.3550, -94.7801 |
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33,376 residents live across 8 ZIPs covering 614 sq mi, served by 7 distinct USPS-recognized cities.
Population moved from 34,303 to 33,376 from 2014 to 2024 — a -2.7% change. 2 ZIPs gained residents, 5 lost.
The county's wealthiest ZIP 74344 (Grove, $58,125 median) and poorest ZIP 74359 (Oaks, $45,625) are 29.5 miles apart — a 1.3× income gap across local geography.
Median home values vary 3.8× across this county — from $59,000 in 74359 (Oaks) to $221,400 in 74344 (Grove).
Density varies 5× across the county — from 27 people/sq mi in 74342 (Eucha) to 140 in 74344 (Grove).
Educational attainment ranges from 13.1% bachelor's+ in 74338 (Colcord) to 25.1% in 74344 (Grove) — the breadth of educational profiles across the area.
Within Oklahoma, this is the #29 most populous of 78 counties and ranks #44 for median household income .
Weighted by population, the typical household earns about $54,969 across the county — reflecting what a typical resident sees, not a simple ZIP average.
19.5% of adults age 25+ hold a bachelor's degree or higher (4,689 of 24,003 reporting).
7 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.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 74344 | Grove | Standard | 14,876 | $58,125 | 106.1 | 2.7% |
| 74346 | Jay | Standard | 8,266 | $49,556 | 228.3 | 6.6% |
| 74338 | Colcord | Standard | 5,069 | $57,768 | 155.6 | -4.4% |
| 74347 | Kansas | Standard | 2,757 | $47,526 | 44.1 | -8.1% |
| 74342 | Eucha | Standard | 2,039 | $57,321 | 74.7 | -31.8% |
| 74359 | Oaks | Standard | 309 | $45,625 | 3.1 | -56.2% |
| 74368 | Twin Oaks | Standard | 60 | $91,875 | 2.0 | -15.5% |
| 74345 | Grove | PO Box | — | — | 0.0 | — |