| ZIP Codes: | 9 ZIP Codes (6 Standard, 3 PO Box, 0 Unique) [See All] |
| Area Codes: | 327 / 870 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:11:22 PM |
| Population: | 40,136 [See All] |
| FIPS: | 05009 |
| CBSA: | Harrison, AR |
| Land Area: | 753 sq mi |
| Water Area: | 9 sq mi |
| Coordinates: | 36.2829, -93.0220 |
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40,136 residents live across 9 ZIPs covering 753 sq mi, served by 8 distinct USPS-recognized cities.
Population moved from 39,977 to 40,095 from 2014 to 2024 — a +0.3% change. 1 ZIPs gained residents, 6 lost.
The county's wealthiest ZIP 72601 (Harrison, $56,353 median) and poorest ZIP 72611 (Alpena, $42,361) are 15.6 miles apart — a 1.3× income gap across local geography.
Median home values vary 2.7× across this county — from $93,200 in 72611 (Alpena) to $252,400 in 72662 (Omaha).
Density varies 7× across the county — from 12 people/sq mi in 72682 (Valley Springs) to 87 in 72601 (Harrison).
Educational attainment ranges from 6.2% bachelor's+ in 72611 (Alpena) to 18.3% in 72601 (Harrison) — the breadth of educational profiles across the area.
Within Arkansas, this is the #18 most populous of 78 counties and ranks #62 for median household income .
Weighted by population, the typical household earns about $55,124 across the county — reflecting what a typical resident sees, not a simple ZIP average.
17.1% of adults age 25+ hold a bachelor's degree or higher (4,829 of 28,189 reporting).
6 Standard delivery, 3 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 |
|---|---|---|---|---|---|---|
| 72601 | Harrison | Standard | 31,370 | $56,353 | 362.3 | 3.9% |
| 72662 | Omaha | Standard | 2,967 | $55,734 | 119.8 | -0.5% |
| 72644 | Lead Hill | Standard | 2,369 | $53,894 | 94.3 | -6.3% |
| 72611 | Alpena | Standard | 1,534 | $42,361 | 72.0 | -9.5% |
| 72633 | Everton | Standard | 1,512 | $45,385 | 85.8 | -20.2% |
| 72682 | Valley Springs | Standard | 226 | $45,038 | 19.0 | -55.2% |
| 72630 | Diamond City | PO Box | 117 | $54,688 | 0.0 | -38.1% |
| 72615 | Bergman | PO Box | 41 | $35,000 | 0.0 | — |
| 72602 | Harrison | PO Box | — | — | 0.0 | — |