PSL Champions 1900s
1909 at Unknown (att. n/a)
- Championship: Central beat Eastern (Coach Lerchen)
1908
No Tournament
- Champion: Eastern
1907 at Y.M.C.A. (att. 1,045)
- Championship: Central beat Eastern, 19-9 (Coach Hulbert)
1906 at Y.M.C.A. (att. unknown but believed to be a record)
- Championship: Central beat Eastern, 15-14 (OT)
- Preliminary: Detroit University School beat Western, 17-12
1905
No Tournament
- Champion: Eastern, 10-0 (Coach Wilson)
- Runner-up: Western, 6-4
1904
No Tournament
- Champion: Western, 9-3 (coach unknown)
- Runner-up: Eastern, 8-4