Rio Grande City is located in Texas. Rio Grande City, Texas has a population of 16,538. Rio Grande City is more family-centric than the surrounding county with 46% households with children. The county percentage for households with children is 44%.
The median household income in Rio Grande City, Texas is $34,815. The median household income for the surrounding county is $34,253 compared to the national median of $66,222. The median age of people living in Rio Grande City is 31.8 years.
The average high temperature in July is 99.1 degrees, with an average low temperature in January of 44.5 degrees. The annual precipitation is 21.61.