County ProfileAR
Clark County
Population: 21,446 · 10 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
21,446
People
Median age
32
Housing
Total households
8,121
Income
Median household income
$52,034
Housing
Total housing units
10,029
Employment
Employment rate
55%
Education
Bachelor’s degree or higher
26.2%
Healthcare
Insured population
89.7%
County details
Local time 03:48:24(CT)| Name | Clark |
|---|---|
| Total ZIP codes | 10total |
| ZIP codes (by type) | 5 Standard3 PO Box2 Unique |
| Area code | 870 |
| Timezone | Central Time (CT) |
| Coordinates | 34.0533162, -93.1762085 |
| Land area | 866 sq miles(2,242.9 km²) |
Map of Clark county, Arkansas with ZIP codes
Cities and Communities in Clark County
Compare the largest cities in Clark County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Arkadelphia | 10,380 | $48,657 | 3ZIPs |
| Gurdon | 1,840 | $47,587 | 1ZIPs |
| Amity | 681 | $38,542 | 1ZIPs |
| Alpine | 134 | — | 1ZIPs |
| Okolona | 97 | $72,917 | 1ZIPs |
| Curtis | 64 | — | 1ZIPs |
| Whelen Springs | 47 | $55,893 | 1ZIPs |
| Beirne | 36 | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Clark County
Review the most populated postal areas across Clark County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 71923 | Arkadelphia | $56,089 | 14,138 |
| 71921 | Amity | $54,271 | 3,532 |
| 71743 | Gurdon | $48,253 | 3,386 |
| 71998 | Arkadelphia | — | 802 |
| 71999 | Arkadelphia | — | 781 |
| 71962 | Okolona | $24,578 | 685 |
| 71728 | Curtis | — | 64 |
| 71772 | Whelen Springs | — | 22 |
| 71721 | Beirne | — | 15 |
| 71920 | Alpine | — | — |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS