Gregg County, Texas
County seat: Longview · Population 126,095 (2025) · 273 sq mi
Gregg County is the 38th most populous of Texas's 254 counties, with 126,095 people (2025 estimate). Its county seat is Longview. It is part of the Upper East region, one of the 12 Texas Comptroller economic regions. The map shows its 9 cities and towns and the 4 neighboring counties.
Gregg County facts
- County seat
- Longview
- Population (2025 estimate)
- 126,095 +1.4% since 2020
- Land area
- 273 sq mi 247th largest of 254
- Water area
- 2 sq mi
- Population density
- 461 per sq mi
- Established
- 1873
- Named after
- John Gregg American politician (1828–1864)
- Largest city
- Longview 80,798 in the county
- Median household income
- $66,550
- Cities and towns
- 9 plus 2 CDPs
- ZIP codes
- 10
- Time zone
- Central
- FIPS code
- 48183
Cities and towns in Gregg County
Gregg County has 9 incorporated cities, towns and villages. Populations count the people living inside Gregg County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Longview (county seat) | City | 80,798 | Harrison County |
| Kilgore | City | 10,155 | Rusk County |
| White Oak | City | 6,186 | |
| Gladewater | City | 3,790 | Upshur County |
| Lakeport | City | 993 | |
| Clarksville City | City | 779 | Upshur County |
| Easton | City | 473 | Rusk County |
| Warren City | City | 315 | Upshur County |
| East Mountain | City | 0 | Upshur County |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Liberty City | 2,648 | |
| Lake Cherokee | 808 | Rusk County |
ZIP codes in Gregg County
10 ZIP codes reach into Gregg County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 75601 also Harrison County
- 75602 also Harrison County
- 75603 also Rusk County
- 75604 also Upshur County
- 75605 also Harrison and Upshur counties
- 75641 also Rusk County
- 75645 also Upshur County
- 75647 also Smith and Upshur counties
- 75662 also Rusk and Smith counties
- 75693
Population of Gregg County, 2020–2025
Gregg County grew by 1,795 people (+1.4%) between April 2020 and July 2025: 115 more births than deaths and a net gain of 1,559 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 124,315 |
| 2021 | 124,236 |
| 2022 | 125,614 |
| 2023 | 126,439 |
| 2024 | 126,387 |
| 2025 | 126,095 |
Neighboring counties
- Harrison County east · 71,956 people
- Rusk County south · 54,854 people
- Upshur County northwest · 44,410 people
- Smith County west · 252,549 people
Printable Gregg County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (142 KB)
- PNG (2400 px) (78 KB)
Paste this code to embed the map on your site:
Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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