
Seguin
- County:
- Guadalupe County
- County Seat:
- Yes
- Area (mi²):
- 40.026
- State:
- Texas
Seguin is a city located in Guadalupe County, Texas. Seguin has a 2025 population of 40,375. It is also the county seat of .Seguin is currently growing at a rate of 5.71% annually and its population has increased by 37% since the most recent census, which recorded a population of 29,470 in 2020.
The average household income in Seguin is $86,014 with a poverty rate of 17.89%. The median age in Seguin is 37.5 years: 36.9 years for males, and 38 years for females.