| ZIP Codes: | 7 ZIP Codes (6 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Codes: | 539 / 918 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:13:26 PM |
| Population: | 16,154 [See All] |
| FIPS: | 40117 |
| CBSA: | Tulsa, OK |
| Land Area: | 721 sq mi |
| Water Area: | 24 sq mi |
| Coordinates: | 36.2705, -96.6294 |
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16,154 residents live across 7 ZIPs covering 721 sq mi, served by 7 distinct USPS-recognized cities.
Population moved from 16,776 to 16,154 from 2014 to 2024 — a -3.7% change. 3 ZIPs gained residents, 4 lost.
The county's wealthiest ZIP 74020 (Cleveland, $63,577 median) and poorest ZIP 74034 (Hallett , $40,625) are 6.4 miles apart — a 1.6× income gap across local geography.
Median home values vary 3.7× across this county — from $62,500 in 74034 (Hallett ) to $231,300 in 74045 (Maramec).
Density varies 29× across the county — from 3 people/sq mi in 74650 (Ralston) to 95 in 74020 (Cleveland).
Educational attainment ranges from 6.8% bachelor's+ in 74034 (Hallett ) to 20.7% in 74058 (Pawnee) — the breadth of educational profiles across the area.
Within Oklahoma, this is the #44 most populous of 78 counties and ranks #59 for median household income .
Weighted by population, the typical household earns about $57,879 across the county — reflecting what a typical resident sees, not a simple ZIP average.
16.8% of adults age 25+ hold a bachelor's degree or higher (1,884 of 11,198 reporting).
6 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 |
|---|---|---|---|---|---|---|
| 74020 | Cleveland | Standard | 7,587 | $63,577 | 79.7 | 3.2% |
| 74058 | Pawnee | Standard | 3,558 | $48,520 | 255.8 | -13.3% |
| 74038 | Jennings | Standard | 2,175 | $61,500 | 102.2 | -8.0% |
| 74081 | Terlton | Standard | 1,829 | $52,941 | 37.8 | 3.9% |
| 74650 | Ralston | Standard | 608 | $47,679 | 186.0 | -8.7% |
| 74045 | Maramec | Standard | 248 | — | 59.6 | -39.2% |
| 74034 | Hallett | PO Box | 149 | $40,625 | 0.0 | 24.2% |