Canyon Lake is a census-designated place (CDP) in Comal County, Texas, United States. The population was 21,262 at the 2010 census. It is part of the San Antonio Metropolitan Statistical Area. In 2020 Canyon Lake became famous for its Trump Train Boat Parades.
The Canyon Lake CDP includes a number of small, unincorporated communities surrounding Canyon Lake, including Sattler, Startzville, Canyon City, Cranes Mill, and Hancock. Communities located on the fringes of the CDP are Fischer, Spring Branch, and Smithson Valley.
Residential and commercial development of the area began after the completion of Canyon Lake in 1964. By 1980, the population was 100, rising to 9,975 in 1990.
Canyon Lake, Texas, is located at 29°51′42″N 98°11′52″W. It is located adjacent to Canyon Lake, from which it gets its name. It is located about 20 miles (32 km) north-by-northwest of New Braunfels and about 40 miles (64 km) north-by-northeast of Downtown San Antonio.