| ZIP Codes: | 6 ZIP Codes (5 Standard, 0 PO Box, 1 Unique) [See All] |
| Area Codes: | 430 / 903 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:14:03 PM |
| Population: | 37,973 [See All] |
| FIPS: | 48459 |
| CBSA: | Longview, TX |
| Land Area: | 593 sq mi |
| Water Area: | 14 sq mi |
| Coordinates: | 32.7071, -94.9201 |
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37,973 residents live across 6 ZIPs covering 593 sq mi, served by 4 distinct USPS-recognized cities.
Population moved from 35,933 to 37,973 from 2014 to 2024 — a +5.7% change. 3 ZIPs gained residents, 2 lost.
The county's wealthiest ZIP 75640 (Diana, $80,967 median) and poorest ZIP 75645 (Gilmer, $57,438) are 11.5 miles apart — a 1.4× income gap across local geography.
Median home values vary 2.5× across this county — from $109,500 in 75755 (Big Sandy) to $272,600 in 75640 (Diana).
Density varies 1× across the county — from 50 people/sq mi in 75755 (Big Sandy) to 73 in 75645 (Gilmer).
Most of the decade's growth concentrated around Gilmer — top growth ZIPs averaged +20.1% over the past ten years ( 75640 , 75644 and 75645 ).
Educational attainment ranges from 12.7% bachelor's+ in 75755 (Big Sandy) to 24.4% in 75640 (Diana) — the breadth of educational profiles across the area.
Within Texas, this is the #82 most populous of 254 counties and ranks #130 for median household income with the #86 fastest decade growth .
Hosts 1 single-entity Unique ZIP: 75797Stratigic Fulfilment .
Weighted by population, the typical household earns about $64,215 across the county — reflecting what a typical resident sees, not a simple ZIP average.
17.8% of adults age 25+ hold a bachelor's degree or higher (4,661 of 26,237 reporting).
5 Standard delivery, 0 PO Box only, 1 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.