Round Rock Real EstateRound Rock is located in Texas. Round Rock, Texas has a population of 116,369. Round Rock is more family-centric than the surrounding county with 44.37% of the households containing married families with children. The county average for households married with children is 41.67%. The median household income in Round Rock, Texas is $76,295. The median household income for the surrounding county is $79,123 compared to the national median of $57,652. The median age of people living in Round Rock is 33.9 years. Round Rock WeatherThe average high temperature in July is 94.7 degrees, with an average low temperature in January of 36.7 degrees. The average rainfall is approximately 35.1 inches per year, with 0 inches of snow per year. Round Rock MapReal estate near Round RockNearby CitiesNearby Cities Homes for Sale |