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What county is Gladewater, TX in?

Updated · Data: U.S. Census Bureau

Gladewater, Texas is in 2 counties. Most residents (60.3%) live in the Gregg County part; the rest live in Upshur County. Gladewater mailing addresses (ZIP codes named Gladewater) also reach Smith County, so check your street.

Which counties do Gladewater residents live in?

CountyShare of residentsChart
Gregg County60.3% (3,799 people)
Upshur County39.7% (2,498 people)

How is Gladewater's land split between counties?

CountyShare of land areaChart
Gregg County60.1%
Upshur County39.9%

Inside Gladewater, the county depends on the address: check your address privately. See all Texas cities in more than one county or look up another city.

Gladewater at a glance

Population6,2973rd largest place in Gregg County
Land area11.6 sq mi544 people per sq mi
Share of Gregg County3%of the county's residents live here
County seatLongview11 mi from Gladewater
Time zoneCentralAmerica/Chicago

What ZIP codes are in Gladewater?

1 ZIP codes use the name Gladewater or are centered in it. Shares are of each ZIP's land; a ZIP named after a town can reach beyond its city limits.

ZIPPost office nameCounty (land share)
75647GladewaterGregg County 43%, Smith County 32%, Upshur County 25%

About Gregg County

County seat: Longview. FIPS code 48183. Population 124,860. All Gregg County facts.

Towns near Gladewater

  • White Oak: 5.5 mi away, Gregg County
  • Liberty City: 6.3 mi away, Gregg County
  • Big Sandy: 10 mi away, Upshur County
  • Longview: 11 mi away, Gregg County
  • Kilgore: 11 mi away, Gregg County
  • Gilmer: 13 mi away, Upshur County

Gladewater has about 6,297 people. It is an incorporated city or town.

Sources: ACS 2019-2023 5-year (residents by county, table B01003); Census TIGER/Line 2024 and Gazetteer 2024 (land, location); Census 2020 ZCTA file and GeoNames (ZIP codes). Data as of November 1, 2026. Not affiliated with any government agency.

FAQ

Frequently asked questions

What county is Gladewater, TX in?
Gladewater, Texas is in 2 counties. Most residents (60.3%) live in the Gregg County part; the rest live in Upshur County. Gladewater mailing addresses (ZIP codes named Gladewater) also reach Smith County, so check your street. The county seat of Gregg County is Longview.
Is Gladewater in more than one county?
Yes. 2 counties: Gregg County (60.3% of residents), Upshur County (39.7% of residents).
What ZIP codes are in Gladewater, TX?
75647.
Is Gladewater the county seat of Gregg County?
No. The county seat is Longview, about 11 mi away.
What time zone is Gladewater, TX in?
Central time (America/Chicago).
How do I know which county my Gladewater address is in?
Use the address lookup at your home, or check your appraisal district record.

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