| Date & Time | Game | Venue |
|---|---|---|
| December 28, 2020 | (3) Matignon Warriors at (1) St. Mary's Lynn Spartans | Connery Memorial Arena |
| December 30, 2020 | (5) St. Mary's Lynn Spartans at (1) Arlington Catholic Cougars | Ed Burns Arena |
| January 02, 2021 | (3) St. Mary's Lynn Spartans at (3) Austin Prep Cougars | Stoneham Arena |
| Jan. 6 Postponed | Arlington Catholic Cougars at St. Mary's Lynn Spartans | Connery Memorial Arena |
| Jan. 16 Postponed | Bishop Feehan Shamrocks at St. Mary's Lynn Spartans | Connery Memorial Arena |
| January 18, 2021 | (0) Archbishop Williams Bishops at (9) St. Mary's Lynn Spartans | Connery Memorial Arena |
| January 20, 2021 | (1) Bishop Feehan Shamrocks at (3) St. Mary's Lynn Spartans | Connery Memorial Arena |
| January 23, 2021 | (5) St. Mary's Lynn Spartans at (1) Bishop Stang Spartans | Hetland Arena |
| January 26, 2021 | (2) Austin Prep Cougars at (1) St. Mary's Lynn Spartans | Connery Memorial Arena |
| Jan. 28 Postponed | King Philip Warriors at St. Mary's Lynn Spartans
make up date TBA |
Connery Memorial Arena |
| January 28, 2021 | (0) Bishop Stang Spartans at (5) St. Mary's Lynn Spartans
opponent change |
Connery Memorial Arena |
| January 30, 2021 | (0) Malden Catholic Lancers at (9) St. Mary's Lynn Spartans | Connery Memorial Arena |
| February 03, 2021 | (4) Austin Prep Cougars at (4) St. Mary's Lynn Spartans | Connery Memorial Arena |
| February 04, 2021 | (7) St. Mary's Lynn Spartans at (0) Norwell | The Bog |
| February 05, 2021 | (1) Arlington Catholic Cougars at (3) St. Mary's Lynn Spartans | Connery Memorial Arena |
| February 06, 2021 | (1) King Philip Warriors at (7) St. Mary's Lynn Spartans | Essex Sports Center |
| Feb. 6 Postponed | St. Mary's Lynn Spartans at Bishop Fenwick Crusaders | McVann-O'Keefe Skating Rink |
| February 08, 2021 | (2) St. Mary's Lynn Spartans at (2) Notre Dame Academy (Hingham) Cougars | Rockland Arena |
| Feb. 9 Postponed | Matignon Warriors at St. Mary's Lynn Spartans | Connery Memorial Arena |
| February 10, 2021 | (2) Bishop Fenwick Crusaders at (3) St. Mary's Lynn Spartans | Connery Memorial Arena |
| February 13, 2021 | (0) Archbishop Williams Bishops at (10) St. Mary's Lynn Spartans | Connery Memorial Arena |
| February 17, 2021 | (3) St. Mary's Lynn Spartans at (2) Austin Prep Cougars
Catholic central league semifinal |
Stoneham Arena |
| February 18, 2021 | (1) St. Mary's Lynn Spartans at (0) King Philip Warriors | Foxboro Sports Center |
| February 20, 2021 | (2) Matignon Warriors at (3) St. Mary's Lynn Spartans | Stoneham Arena |
