| Big South Conference | |
| Classification: | MSHSL |
| Founded: | 2013 |
The Big South Conference is a Minnesota State High School League sanctioned athletic conference, comprising schools located in the south central and southwest regions of Minnesota. The conference was founded in 2013. The Big South Conference play began with the 2014–2015 school year.
Foundation members of the conference were thirteen schools, with six coming from the South Central Conference (the SCC of the), which competed in the East Division, and seven coming from the Southwest Conference (SWC), which competes in the West Division.
| Enrollment (2013) | Nickname | style=max-width:4em | Prev. conf | Notes | ||||
|---|---|---|---|---|---|---|---|---|
| Blue Earth Area High School | 3,353 | 1957 | Public | 441 | Buccaneers | SCC | ||
| Fairmont High School | Fairmont | 10,666 | 1989 | Public | 492 | Cardinals | SCC | |
| Jackson County Central High School | 3,299 | 1997 | Public | 305 | Huskies | SWC | ||
| Luverne High School | 4,745 | 1878 | Public | 384 | Cardinals | SWC | ||
| Marshall High School | 13,680 | 1884 | Public | 824 | Tigers | SWC | ||
| New Ulm High School | New Ulm | 13,522 | 1857 | Public | 646 | Eagles | SCC | |
| Pipestone Area High School | 4,317 | 1891 | Public | 316 | Arrows | SWC | ||
| Redwood Valley High School | Redwood Falls | 5,254 | 1882 | Public | 318 | Cardinals | SWC | |
| St. James Area High School | 4,605 | 1896 | Public | 272 | Saints | SCC | ||
| St. Peter High School | 11,196 | 1865 | Public | 482 | Saints | SCC | ||
| Waseca High School | Waseca | 9,410 | 1878 | Public | 621 | Bluejays | SCC | |
| Windom Area High School | Windom | 4,646 | 1894 | Public | 300 | Eagles | SWC | |
| Worthington Senior High School | Worthington | 12,764 | 1881 | Public | 870 | Trojans | SWC | |