Niederwald is a city in Caldwell and Hays counties in the U.S. state of Texas. The population was 668 at the 2020 census. Niederwald means "low forest", or "low wood", in German. It was named Niederwa

San Marcos is a city in and the county seat of Hays County, Texas, United States. The city is mostly a part of the Greater Austin metropolitan area. San Marcos's limits extend into Caldwell and Guadal