It competes in the USL Championship, the second-highest level of the United States soccer league system, as a member of the Western Conference.

The establishment of the club, along with the concurrent purchase of Toyota Field by the City of San Antonio and Bexar County, was part of a plan by local officials to obtain an expansion franchise in Major League Soccer.

[4] San Antonio failed to make the playoffs in consecutive years in 2018 and 2019 by a combined 4 points in the conference table.

San Antonio FC parted ways with head coach Darren Powell on October 30, 2019, after four seasons with the club.

[5] His assistant coach, Alen Marcina, was named to replace Powell on December 9, 2019, in preparation for the 2020 USL Championship season.

[7] San Antonio would advance to the Western Conference finals for the first time in club history, losing to eventual league champions Orange County SC in penalty kicks.

[11] San Antonio's club colors are black and silver, showing strength and unity with the other SS&E franchises.

[12] The shape of San Antonio FC's badge was derived from a variety of traditional national and international club crests.

The heart of the badge contains two prominent elements: the five diagonal stripes, which were inspired by the armed forces' service stripes, are a salute to San Antonio's rich military history and their upward movement signifies the club's goal to play at the highest level; and the rowel of the Spur symbolizes the direct link between San Antonio FC and its parent company, Spurs Sports & Entertainment.