| ZIP Codes: | 13 ZIP Codes (8 Standard, 3 PO Box, 2 Unique) [See All] |
| Area Codes: | 430 / 903 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:13:51 PM |
| Population: | 91,844 [See All] |
| FIPS: | 48037 |
| CBSA: | Texarkana, TX-AR |
| Land Area: | 922 sq mi |
| Water Area: | 37 sq mi |
| Coordinates: | 33.4290, -94.2405 |
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91,844 residents live across 13 ZIPs covering 922 sq mi, served by 8 distinct USPS-recognized cities.
Population moved from 92,923 to 91,844 from 2014 to 2024 — a -1.2% change. 4 ZIPs gained residents, 5 lost.
The county's wealthiest ZIP 75574 (Simms, $75,824 median) and poorest ZIP 75501 (Texarkana, $45,995) are 23.2 miles apart — a 1.6× income gap across local geography.
Median home values vary 2.0× across this county — from $115,900 in 75574 (Simms) to $229,800 in 75503 (Texarkana).
Density varies 118× across the county — from 12 people/sq mi in 75574 (Simms) to 1,394 in 75569 (Nash).
Educational attainment ranges from 15.7% bachelor's+ in 75501 (Texarkana) to 38.4% in 75503 (Texarkana) — the breadth of educational profiles across the area.
Within Texas, this is the #45 most populous of 254 counties and ranks #137 for median household income .
Hosts 2 single-entity Unique ZIPs: 75599Texarkana Community College ; and 75507Red River Army Depot .
Weighted by population, the typical household earns about $59,534 across the county — reflecting what a typical resident sees, not a simple ZIP average.
23.6% of adults age 25+ hold a bachelor's degree or higher (14,720 of 62,273 reporting).
8 Standard delivery, 3 PO Box only, 2 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 |
|---|---|---|---|---|---|---|
| 75501 | Texarkana | Standard | 34,866 | $45,995 | 103.2 | -3.8% |
| 75503 | Texarkana | Standard | 26,372 | $72,159 | 82.0 | 6.0% |
| 75570 | New Boston | Standard | 11,391 | $67,622 | 153.4 | 6.6% |
| 75559 | De Kalb | Standard | 5,528 | $58,313 | 293.7 | -1.2% |
| 75561 | Hooks | Standard | 5,014 | $60,047 | 65.1 | -7.0% |
| 75567 | Maud | Standard | 3,660 | $69,350 | 117.9 | -29.6% |
| 75569 | Nash | Standard | 3,523 | $55,884 | 2.5 | 15.5% |
| 75574 | Simms | Standard | 1,227 | $75,824 | 103.9 | -33.1% |
| 75573 | Redwater | PO Box | 263 | $90,349 | 0.0 | 651.4% |
| 75504 | Texarkana | PO Box | — | — | 0.0 | — |
| 75505 | Texarkana | PO Box | — | — | 0.0 | — |
| 75507 | Texarkana | Unique | — | — | 0.0 | — |
| 75599 | Texarkana | Unique | — | — | 0.1 | — |