Glenn Heights
- County:
- Dallas County
- County Seat:
- No
- Area (mi²):
- 7.272
- State:
- Texas
Glenn Heights is a city located in Dallas County, Texas. Glenn Heights has a 2026 population of 19,752. Glenn Heights is currently growing at a rate of 3.85% annually and its population has increased by 22.84% since the most recent census, which recorded a population of 16,079 in 2020.