
Monte Alto
- County:
- Hidalgo County
- County Seat:
- No
- Area (mi²):
- 2.249
- State:
- Texas
Monte Alto is a CDP located in Hidalgo County, Texas. Monte Alto has a 2025 population of 1,602. Monte Alto is currently declining at a rate of -1.29% annually and its population has decreased by -3.9% since the most recent census, which recorded a population of 1,667 in 2020.
The average household income in Monte Alto is $48,242 with a poverty rate of 54.29%. The median age in Monte Alto is 25.6 years: 23.9 years for males, and 31.1 years for females.