
Seagoville
- County:
- Dallas County
- County Seat:
- No
- Area (mi²):
- 18.808
- State:
- Texas
Seagoville is a city located in Dallas County, Texas. Seagoville has a 2025 population of 20,369. Seagoville is currently growing at a rate of 1.81% annually and its population has increased by 9.78% since the most recent census, which recorded a population of 18,554 in 2020.
The average household income in Seagoville is $86,304 with a poverty rate of 11.93%. The median age in Seagoville is 35.8 years: 36 years for males, and 34.9 years for females.