| ZIP Codes: | 11 ZIP Codes (8 Standard, 3 PO Box, 0 Unique) [See All] |
| Area Codes: | 327 / 870 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:11:22 PM |
| Population: | 14,722 [See All] |
| FIPS: | 05021 |
| Land Area: | 655 sq mi |
| Water Area: | 2 sq mi |
| Coordinates: | 36.3845, -90.4239 |
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14,722 residents live across 11 ZIPs covering 655 sq mi, served by 11 distinct USPS-recognized cities.
Population moved from 15,802 to 14,722 from 2014 to 2024 — a -6.8% change. 5 ZIPs gained residents, 6 lost.
The county's wealthiest ZIP 72435 (Knobel, $97,637 median) and poorest ZIP 72454 (Piggott, $46,509) are 21.6 miles apart — a 2.1× income gap across local geography.
Median home values vary 1.2× across this county — from $96,500 in 72422 (Corning) to $116,500 in 72456 (Pollard).
Density varies 11× across the county — from 4 people/sq mi in 72435 (Knobel) to 44 in 72454 (Piggott).
Educational attainment ranges from 1.4% bachelor's+ in 72430 (Greenway) to 20.6% in 72422 (Corning) — the breadth of educational profiles across the area.
Within Arkansas, this is the #50 most populous of 78 counties and ranks #29 for median household income .
Weighted by population, the typical household earns about $52,896 across the county — reflecting what a typical resident sees, not a simple ZIP average.
15.7% of adults age 25+ hold a bachelor's degree or higher (1,635 of 10,402 reporting).
8 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.
Clay County lost 6.8% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 72454 | Piggott | Standard | 4,833 | $46,509 | 110.2 | -2.2% |
| 72422 | Corning | Standard | 4,324 | $56,507 | 165.2 | -12.2% |
| 72461 | Rector | Standard | 3,643 | $53,893 | 169.6 | -10.9% |
| 72430 | Greenway | Standard | 684 | $57,604 | 25.6 | 65.6% |
| 72456 | Pollard | Standard | 433 | $49,861 | 50.9 | 0.2% |
| 72470 | Success | Standard | 278 | $55,694 | 37.7 | 32.4% |
| 72435 | Knobel | Standard | 224 | $97,637 | 57.8 | -52.4% |
| 72453 | Peach Orchard | Standard | 175 | — | 37.4 | 27.7% |
| 72424 | Datto | PO Box | 67 | $36,667 | 0.9 | 48.9% |
| 72441 | Mc Dougal | PO Box | 51 | — | 0.0 | -41.4% |
| 72464 | Saint Francis | PO Box | 10 | — | 0.0 | -81.5% |