- Source: List of San Diego State Aztecs football seasons
- List of San Diego State Aztecs football seasons
- San Diego State Aztecs football
- San Diego State Aztecs
- List of San Diego State Aztecs head football coaches
- San Diego State University
- 2017 San Diego State Aztecs football team
- San Diego Stadium
- 2018 San Diego State Aztecs football team
- Snapdragon Stadium
- Sports in San Diego
This is a list of seasons completed by the San Diego State Aztecs football team of the National Collegiate Athletic Association (NCAA) Division I Football Bowl Subdivision (FBS). The team began competition in 1921.
San Diego State has been a member of a conference for all but a few seasons since it started play
Southern California Junior College Conference (1921–1924)
Southern California Intercollegiate Athletic Conference (1926–1938)
California Collegiate Athletic Association (1939–1967); charter member
Pacific Coast Athletic Association (1969–1975); charter member
Western Athletic Conference (1978–1998)
Mountain West Conference (1999–present)
Pac-12 Conference (joining in 2026)
When the NCAA first started classification in 1937, San Diego State was part of the NCAA College Division (Small College). While playing in the College Division under College Hall of Fame coach Don Coryell, they were voted the football National Champion for three consecutive years, 1966–1968. They moved to the NCAA University Division (Major College) in 1969.