
Marion
- County:
- Guadalupe County
- County Seat:
- No
- Area (mi²):
- 0.781
- State:
- Texas
Marion is a city located in Guadalupe County, Texas. Marion has a 2025 population of 1,094. Marion is currently growing at a rate of 0.92% annually and its population has increased by 4.79% since the most recent census, which recorded a population of 1,044 in 2020.
The average household income in Marion is $72,785 with a poverty rate of 18.11%. The median age in Marion is 36.6 years: 36.4 years for males, and 36.8 years for females.