| ZIP Codes: | 11 ZIP Codes (6 Standard, 5 PO Box, 0 Unique) [See All] |
| Area Codes: | 430 / 903 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:13:56 PM |
| Population: | 55,799 [See All] |
| FIPS: | 48203 |
| CBSA: | Longview, TX |
| Land Area: | 795 sq mi |
| Water Area: | 14 sq mi |
| Coordinates: | 32.5375, -94.3019 |
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55,799 residents live across 11 ZIPs covering 795 sq mi, served by 9 distinct USPS-recognized cities.
Population moved from 53,839 to 55,762 from 2014 to 2024 — a +3.6% change. 3 ZIPs gained residents, 4 lost.
The county's wealthiest ZIP 75650 (Hallsville, $97,596 median) and poorest ZIP 75661 (Karnack, $41,929) are 24.8 miles apart — a 2.3× income gap across local geography.
Median home values vary 1.8× across this county — from $112,300 in 75670 (Marshall) to $197,200 in 75650 (Hallsville).
Density varies 9× across the county — from 17 people/sq mi in 75661 (Karnack) to 145 in 75670 (Marshall).
Educational attainment ranges from 14.0% bachelor's+ in 75661 (Karnack) to 31.5% in 75650 (Hallsville) — the breadth of educational profiles across the area.
Within Texas, this is the #61 most populous of 254 counties and ranks #180 for median household income .
Weighted by population, the typical household earns about $63,537 across the county — reflecting what a typical resident sees, not a simple ZIP average.
21.3% of adults age 25+ hold a bachelor's degree or higher (7,821 of 36,688 reporting).
6 Standard delivery, 5 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.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 75670 | Marshall | Standard | 18,670 | $42,386 | 129.0 | -0.6% |
| 75672 | Marshall | Standard | 16,509 | $70,610 | 244.5 | -0.5% |
| 75650 | Hallsville | Standard | 10,703 | $97,596 | 122.5 | 33.3% |
| 75692 | Waskom | Standard | 5,563 | $63,904 | 102.7 | 16.5% |
| 75661 | Karnack | Standard | 2,360 | $41,929 | 141.3 | -12.7% |
| 75651 | Harleton | Standard | 1,871 | $43,514 | 54.8 | -35.3% |
| 75642 | Elysian Fields | PO Box | 86 | — | 0.0 | 50.9% |
| 75659 | Jonesville | PO Box | 37 | — | 0.0 | — |
| 75671 | Marshall | PO Box | 0 | — | 0.0 | — |
| 75694 | Woodlawn | PO Box | 0 | — | 0.0 | — |
| 75688 | Scottsville | PO Box | — | — | 0.0 | — |