San Juan is a city located in Hidalgo County Texas. With a 2020 population of 37,276, it is the 91st largest city in Texas and the 1049th largest city in the United States . San Juan is currently growing at a rate of 0.36% annually and its population has increased by 10.10% since the most recent census, which recorded a population of 33,856 in 2010. San Juan reached it's highest population of 37,276 in 2021. Spanning over 12 miles, San Juan has a population density of 3,207 people per square mile.
The average household income in San Juan is $55,337 with a poverty rate of 28.40%. The median rental costs in recent years comes to $742 per month, and the median house value is $90,300. The median age in San Juan is 29.7 years, 29.2 years for males, and 30.4 years for females.