The seat of
Guadalupe County, Seguin is located just east of
San Antonio and south of
San Marcos on I-10 and Hwy 46 out of
New Braunfels on the banks of the
Guadalupe River, and is home of the Texas Lutheran College campus.
On August 12, 1988, Seguin celebrated its Sesquicentennial year. By 1988 the population of Seguin was estimated at 22,000. In 1990 it was recorded as 18,823.
Seguin is part of the San Antonio, Texas metro area.