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What county is Glenn Heights, TX in?

Updated · Data: U.S. Census Bureau

Glenn Heights, Texas is in 2 counties. Most residents (70.6%) live in the Dallas County part; the rest live in Ellis County.

Which counties do Glenn Heights residents live in?

CountyShare of residentsChart
Dallas County70.6% (12,129 people)
Ellis County29.4% (5,046 people)

How is Glenn Heights's land split between counties?

CountyShare of land areaChart
Dallas County67.0%
Ellis County33.0%

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

Glenn Heights at a glance

Population17,17521st largest place in Dallas County
Land area7.3 sq mi2,362 people per sq mi
Share of Dallas County0.5%of the county's residents live here
County seatDallas17 mi from Glenn Heights
Time zoneCentralAmerica/Chicago

About Dallas County

County seat: Dallas. FIPS code 48113. Population 2,603,816. All Dallas County facts.

Towns near Glenn Heights

  • Ovilla: 1.8 mi away, Ellis County
  • Oak Leaf: 2.0 mi away, Ellis County
  • DeSoto: 3.4 mi away, Dallas County
  • Red Oak: 5.0 mi away, Ellis County
  • Bear Creek Ranch: 5.3 mi away, Dallas County
  • Lancaster: 5.6 mi away, Dallas County

Glenn Heights has about 17,175 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 Glenn Heights, TX in?
Glenn Heights, Texas is in 2 counties. Most residents (70.6%) live in the Dallas County part; the rest live in Ellis County. The county seat of Dallas County is Dallas.
Is Glenn Heights in more than one county?
Yes. 2 counties: Dallas County (70.6% of residents), Ellis County (29.4% of residents).
Is Glenn Heights the county seat of Dallas County?
No. The county seat is Dallas, about 17 mi away.
What time zone is Glenn Heights, TX in?
Central time (America/Chicago).
How do I know which county my Glenn Heights address is in?
Use the address lookup at your home, or check your appraisal district record.

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