Independent School League (Boston Area) Members Members

| School | Mascot | Location_ | Founded | Entered_ISL | Grades | Number_of_Students | Varsity_Teams |
|---|---|---|---|---|---|---|---|
| Noble and Greenough School | Bulldogs | Dedham, MA | 1866 | 1948 | 7-12 | 525 | 25 |
| Rivers School | Red Wings | Weston, MA | 1915 | 1973 | 6-12 | 450 | 16 |
| Roxbury Latin School | Foxes | West Roxbury, MA | 1645 | 1974 | 7-12 | 290 Boys | 10 |
| St. George`s School | Dragons | Middletown, RI | 1896 | 1981 | 9-12 | 345 | 24 |
| St. Mark`s School | Lions | Southborough, MA | 1865 | 1948 | 9-12 | 325 | 22 |
| St. Paul`s School | Pelicans (teams are cheered for as Big Red) | Concord, NH | 1856 | 1973 | 9-12 | 533 | 17 |
| St. Sebastian`s School | Arrows | Needham, MA | 1941 | 1973 | 7-12 | 350 Boys | 14 |