Round Rock is located in Texas. Round Rock, Texas 78664has a population of 126,431. Round Rock 78664 is more family-centric than the surrounding county with 41.67% households with children. The county percentage for households with children is 37%.
The median household income in Round Rock, Texas 78664 is $88,413. The median household income for the surrounding county is $91,046 compared to the national median of $66,222. The median age of people living in Round Rock 78664 is 34.7 years.
The average high temperature in July is 95.7 degrees, with an average low temperature in January of 35.1 degrees. The annual precipitation is 35.32.