| ZIP Codes: | 10 ZIP Codes (7 Standard, 1 PO Box, 2 Unique) [See All] |
| Area Codes: | 405 / 539 / 572 / 580 / 918 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:13:26 PM |
| Population: | 83,650 [See All] |
| FIPS: | 40119 |
| CBSA: | Stillwater, OK |
| Land Area: | 762 sq mi |
| Water Area: | 11 sq mi |
| Coordinates: | 36.0890, -96.9789 |
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83,650 residents live across 10 ZIPs covering 762 sq mi, served by 6 distinct USPS-recognized cities.
Population moved from 79,591 to 81,895 from 2014 to 2024 — a +2.9% change. 4 ZIPs gained residents, 4 lost.
The county's wealthiest ZIP 74032 (Glencoe, $65,357 median) and poorest ZIP 74085 (Yale, $43,600) are 12.5 miles apart — a 1.5× income gap across local geography.
Median home values vary 1.9× across this county — from $132,800 in 74062 (Ripley) to $258,700 in 74074 (Stillwater).
Density varies 231× across the county — from 17 people/sq mi in 74032 (Glencoe) to 3,939 in 74078 (Stillwater).
Educational attainment ranges from 10.9% bachelor's+ in 74085 (Yale) to 49.4% in 74074 (Stillwater) — the breadth of educational profiles across the area.
Within Oklahoma, this is the #6 most populous of 78 counties and ranks #62 for median household income with the #14 fastest decade growth .
Weighted by population, the typical household earns about $50,057 across the county — reflecting what a typical resident sees, not a simple ZIP average.
39.0% of adults age 25+ hold a bachelor's degree or higher (17,845 of 45,719 reporting). The most-educated ZIPs cluster around Stillwater.
7 Standard delivery, 1 PO Box only, 2 single-entity Unique ZIPs serve this county.
1 ZIP in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 74074 | Stillwater | Standard | 32,422 | $52,998 | 130.8 | 9.7% |
| 74075 | Stillwater | Standard | 26,451 | $46,053 | 100.5 | 7.0% |
| 74023 | Cushing | Standard | 11,730 | $49,097 | 173.8 | -2.6% |
| 74059 | Perkins | Standard | 5,643 | $51,679 | 124.0 | 13.0% |
| 74085 | Yale | Standard | 2,426 | $43,600 | 98.0 | -2.4% |
| 74032 | Glencoe | Standard | 1,775 | $65,357 | 104.0 | -16.4% |
| 74077 | Stillwater | Unique | 1,755 | — | 0.0 | — |
| 74062 | Ripley | Standard | 997 | $51,250 | 30.4 | 15.4% |
| 74078 | Stillwater | Unique | 451 | — | 0.1 | -84.0% |
| 74076 | Stillwater | PO Box | — | — | 0.0 | — |