San Juan is a CDP located in Hidalgo County, Texas. San Juan has a 2025 population of 87 . San Juan is currently declining at a rate of -2.25% annually and its population has decreased by -39.16% since the most recent census, which recorded a population of 143 in 2020.
The median age in San Juan is 37.2 years: 14.8 years for males, and 72.1 years for females. For every 100 females there are 152.8 males.
Data after 2023 is projected based on recent change
The racial composition of San Juan includes 59.34% White, 40.66% other race, and smaller percentages for and multiracial populations.
White (59.34%)
Other race (40.66%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 54 | 59.34% |
| Other race | 37 | 40.66% |
Married
Widowed
Divorced
Separated
Never Married