Stonewall is an unincorporated community and census-designated place (CDP) in Gillespie County, Texas, United States. The population was 525 at the 2010 census. It was named after Thomas J. (Stonewall) Jackson, by Israel P. Nunez, who established a stage station near the site in 1870.Stonewall is the birthplace and deathplace of former U.S. President Lyndon B. Johnson, and his "LBJ Ranch" (much of which is now the Lyndon B. Johnson National Historical Park) is located nearby.GeographyStonewall is located in eastern Gillespie County on the Pedernales River, in the Hill Country of central Texas, at (30.240069, -98.659942). U.S. Route 290 passes through the community, leading west to Fredericksburg, the Gillespie County seat, and east to Johnson City. Stonewall is west of Austin and north of San Antonio.According to the U.S. Census Bureau, the Stonewall CDP has a total area of 39.4sqkm, of which 39.0sqkm are land and 0.4sqkm, or 0.95%, are water. The Pedernales River flows from west to east just north of the center of town.
