San Antonio is a city located in the U.S. state of Texas. It serves as the county seat of Bexar County and is one of the most populous urban centers in the region.
According to the 2020 census, the city has a population of 1.43 million people, making it the seventh-most populous city in the United States. It ranks as the second-most populous city in Texas and the second-most populous city in the Southern U.S.
The Greater San Antonio metropolitan area is home to an estimated 2.76 million residents. This area ranks as the third-largest metropolitan area in Texas and the 24th-largest in the nation.