Hays County is located on the Edwards Plateau in the U.S. In the US, Hays County is part of the Austin-Round Rock metropolitan area. The county seat is San Marcos. Stagecoach Trail San Marcos, TX 78666.The estimated population of Hays County, Texas, is 257,859, with a growth rate of 3.37% over the past year, according to the most recent data from the United States census.
The race least likely to be in poverty in Hays County, Texas, is Other, with Na% below the poverty level. The race most likely to be in poverty in Hays County, Texas, is the island race, with 20.37% below the poverty level.