The Berrien-Cass-St. Joseph (BCS) League is an athletic conference for high schools in southwest Michigan.

When expansion proved unsuccessful, the remaining larger schools decided to leave for other conferences.

[4] Beginning with the 2022-2023 season, the BCS transitioned into being a league catering to small public and private schools in southwest Michigan.

Baseball, Basketball, Cross Country, Golf, Soccer, Tennis, Track and Field, Wrestling Basketball, Cross Country, Soccer, Softball, Tennis, Track & Field, Volleyball There are currently 9 member schools.

The geographic footprint of the league includes Berrien, Cass, Kalamazoo, St. Joseph and Van Buren counties in Michigan.