San Antonio
- County:
- Pasco County
- County Seat:
- No
- Area (mi²):
- 1.389
- State:
- Florida
San Antonio is a city located in Pasco County, Florida. San Antonio has a 2026 population of 1,577. San Antonio is currently growing at a rate of 5.7% annually and its population has increased by 21.21% since the most recent census, which recorded a population of 1,301 in 2020.