
Tomball
- County:
- Harris County
- County Seat:
- No
- Area (mi²):
- 13.021
- State:
- Texas
Tomball is a city located in Harris County, Texas. Tomball has a 2025 population of 15,445. Tomball is currently growing at a rate of 4.2% annually and its population has increased by 25.21% since the most recent census, which recorded a population of 12,335 in 2020.
The average household income in Tomball is $94,177 with a poverty rate of 9.85%. The median age in Tomball is 38.6 years: 35.4 years for males, and 43.1 years for females.