
Falls City
- County:
- Karnes County
- County Seat:
- No
- Area (mi²):
- 0.892
- State:
- Texas
Falls City is a city located in Karnes County, Texas. Falls City has a 2025 population of 508. Falls City is currently declining at a rate of -0.39% annually and its population has decreased by -1.74% since the most recent census, which recorded a population of 517 in 2020.
The average household income in Falls City is $87,459 with a poverty rate of 14.3%. The median age in Falls City is 32.2 years: 31.2 years for males, and 32.9 years for females.