Selma is a city in Bexar, Comal, and Guadalupe counties in the U.S. state of Texas. It is part of the San Antonio Metropolitan Statistical Area. The population was 5,540 at the 2010 census, up from 788 at the 2000 census. The estimated population in 2018 was 11,075.
The Retama Park horse racing track is located in Selma.
The town was famous as a speed trap as referenced in the Steve Earle song "Guitar Town".
Selma was settled in 1847 by immigrants from various European countries. The name Selma is a traditional German girl name. In 1849, the Harrison and Brown stagecoach stop was built in Selma to handle passengers and freight on the San Antonio to Austin stagecoach line. John Harrison and his wife Martha moved to Selma in 1852, and he became the first postmaster of the town when the post office opened in 1856. Harrison was also co-owner of the Harrison and McCulloch stage line, which ran a postal route through Selma. Harrison's house still stands by Cibolo Creek, where it was built and is listed on the National Register of Historic Places.