The Roman Catholic Archdiocese of Boston owns 56 acres of land spanning 4 properties, and has 0.4 miles of public trails The official website for Roman Catholic Archdiocese of Boston is http://www.bostoncatholic.org/.
| Name | Town | Public Trails miles |
|---|---|---|
| Griswold Park | Revere | 0.4 |
| Cathedral Camp | Freetown | 0 |
| Saint Annes Field | Littleton | 0 |
| Charles River Natural Valley Storage Area | Medfield | 0 |