Cedar Park is a city in Williamson County, Texas, United States. A small portion of the city also sits in Travis County, Texas. From a population of 5,161 in 1990, Cedar Park grew to a population of 26,049 at the 2000 census. As of 2006, the population is estimated to be around 42,400, making it the seventh-fastest growing city in the United States. The city is considered to be a suburb of Austin, Texas. The center of Austin is approximately 16 miles to the southeast, although Austin directly borders Cedar Park at the latter's Southern extent. Cedar Park apartments for rent comparison page shows most up to date rent information on Cedar Park apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.