
Flatonia
- County:
- Fayette County
- County Seat:
- No
- Area (mi²):
- 1.654
- State:
- Texas
Flatonia is a town located in Fayette County, Texas. Flatonia has a 2025 population of 1,401. Flatonia is currently growing at a rate of 1.08% annually and its population has increased by 5.66% since the most recent census, which recorded a population of 1,326 in 2020.
The average household income in Flatonia is $77,258 with a poverty rate of 5.52%. The median age in Flatonia is 39.1 years: 35.8 years for males, and 42.6 years for females.