San Carlos II
- County:
- Webb County
- County Seat:
- No
- Area (mi²):
- 0.071
- State:
- Texas
San Carlos II is a CDP located in Webb County, Texas. San Carlos II has a 2025 population of 275. San Carlos II is currently growing at a rate of 0.36% annually but its population has decreased by -20.75% since the most recent census, which recorded a population of 347 in 2020.
The median age in San Carlos II is 35.1 years: 14.4 years for males, and 41.1 years for females.