| ZIP Codes: | 11 ZIP Codes (9 Standard, 2 PO Box, 0 Unique) [See All] |
| Area Codes: | 327 / 479 / 501 / 870 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:11:25 PM |
| Population: | 65,421 [See All] |
| FIPS: | 05115 |
| CBSA: | Russellville, AR |
| Land Area: | 870 sq mi |
| Water Area: | 23 sq mi |
| Coordinates: | 35.4168, -93.0615 |
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65,421 residents live across 11 ZIPs covering 870 sq mi, served by 8 distinct USPS-recognized cities.
Population moved from 63,710 to 65,421 from 2014 to 2024 — a +2.7% change. 4 ZIPs gained residents, 5 lost.
The county's wealthiest ZIP 72858 (Pottsville, $69,760 median) and poorest ZIP 72856 (Pelsor, $47,284) are 38.5 miles apart — a 1.5× income gap across local geography.
Median home values vary 2.1× across this county — from $120,300 in 72843 (Hector) to $255,500 in 72856 (Pelsor).
Density varies 574× across the county — from 4 people/sq mi in 72856 (Pelsor) to 2,356 in 72801 (Russellville).
Educational attainment ranges from 1.5% bachelor's+ in 72856 (Pelsor) to 30.8% in 72802 (Russellville) — the breadth of educational profiles across the area.
Within Arkansas, this is the #12 most populous of 78 counties and ranks #24 for median household income .
Weighted by population, the typical household earns about $58,457 across the county — reflecting what a typical resident sees, not a simple ZIP average.
24.5% of adults age 25+ hold a bachelor's degree or higher (10,428 of 42,625 reporting). The most-educated ZIPs cluster around Russellville.
9 Standard delivery, 2 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 |
|---|---|---|---|---|---|---|
| 72802 | Russellville | Standard | 23,283 | $64,110 | 146.2 | 9.4% |
| 72801 | Russellville | Standard | 19,019 | $47,830 | 8.1 | -2.3% |
| 72837 | Dover | Standard | 8,499 | $53,833 | 240.0 | 12.5% |
| 72823 | Atkins | Standard | 6,023 | $69,107 | 119.9 | -6.8% |
| 72847 | London | Standard | 3,040 | $61,158 | 49.0 | 23.7% |
| 72858 | Pottsville | Standard | 3,030 | $69,760 | 35.2 | -10.0% |
| 72843 | Hector | Standard | 1,984 | $62,805 | 150.5 | -21.2% |
| 72856 | Pelsor | Standard | 446 | $47,284 | 108.6 | -21.2% |
| 72679 | Tilly | Standard | 97 | $53,784 | 13.0 | 131.0% |
| 72811 | Russellville | PO Box | — | — | 0.0 | — |
| 72812 | Russellville | PO Box | — | — | 0.0 | — |