Crystal City
- County:
- Zavala County
- County Seat:
- Yes
- Area (mi²):
- 3.668
- State:
- Texas
Crystal City is a city located in Zavala County, Texas. Crystal City has a 2026 population of 6,009. It is also the county seat of Zavala County. Crystal City is currently declining at a rate of -1.54% annually and its population has decreased by -5.33% since the most recent census, which recorded a population of 6,347 in 2020.