Seguin is a city in Guadalupe County, Texas, in the United States. It is part of the San Antonio Metropolitan Statistical Area. As of the 2000 census, the city population was 22,011. It is the county seat of Guadalupe County. Seguin was founded in 1838 by members of Mathew Caldwell's Gonzales Rangers on land originally granted to Umphries (or Humphries) Branch by the Mexican government, but was not incorporated until 1853. Its original name was Walnut Springs but was changed just six months later to honor Juan Seguín. Seguin became a stopping point and trade center for German immigrants along their route from the ports of Indianola and Galveston to the German settlements of New Braunfels and Fredericksburg. Since 1912, Seguin has been the home of Texas Lutheran University. Seguin is the location of the historic Wilson Pottery site; the first freed slave business in Texas. Seguin is also home to the Sebastopol House; built in 1856, it is a Texas Historical Commission Landmark and is in the National Register of Historic Places due to its unusual limecrete construction and architectural style. Another popular attraction is the Texas Agricultural Education and Heritage Center, where visitors may learn the mechanics and history of farming in the state of Texas. Seguin is a large producer of pecans and is often attributed the nickname "Pecan Capital of Texas. " The city boasts of having the "World's Largest Pecan," a five feet long, two-and- a-half feet wide concrete pecan located in front of the county courthouse The city recently announced plans to build a pecan-shaped sculpture that is substantially larger. Seguin is the setting of the 1994 Janice Woods Windle historical novel True Women and the 1997 CBS miniseries adaptation, True Women, starring Dana Delaney and Angelina Jolie. Seguin is where Nanci Griffith, the Grammy Award-winning singer, guitarist and songwriter, was born. The main offices of the Guadalupe-Blanco River Authority are located in Seguin.