Garner State Park is a state park in the community of Concan, Texas located in Uvalde County, Texas in the United States. Garner State Park, in the Texas Hill Country, is the most popular state park in Texas for overnight camping. It often fills by noon in peak parts of the season. The park is popular with campers and local residents for its activities on the Frio River and the dances held nightly during the spring and summer.