Conference Logo.
The Middle Atlantic Conference Commonwealth is an NCAA Division III conference.
Teams[]
| Team | Location | Ballpark |
| Albright Lions | Reading, Pennsylvania | Kelchner Field |
| Alvernia Crusaders | Reading, Pennsylvania | Angelica Park |
| Arcadia Knights | Glenside, Pennsylvania | Erny Field (in Philadelphia, Pennsylvania) |
| Elizabethtown Blue Jays | Elizabethtown, Pennsylvania | Kevin Scott Boyd Stadium |
| Lebanon Valley Flying Dutchmen | Annville, Pennsylvania | McGill Field |
| Messiah Falcons | Grantham, Pennsylvania | Messiah College Baseball Complex |
| Widener Pride | Chester, Pennsylvania | Widener Field |