Massachusetts - Area of significance: Conservation
| Alewife Brook Parkway |
| Aptucxet Trading Post Museum Historic District |
| Blue Hills Reservation Parkways-Metropolitan Park System of Greater Boston |
| Boston Common and Public Garden |
| Boston National Historical Park |
| Breakheart Reservation Parkways-Metropolitan Park System of Greater Boston |
| Burgess, Thornton W., House |
| Charles River Basin Historic District |
| Charles River Reservation Parkways |
| Cogswell's Grant |
| County Street Historic District |
| Dana Common Historic and Archaeological District |
| Davenport Estate Historic District |
| Echo Bridge |
| Fells Connector Parkways, Metropolitan System of Greater Boston |
| Fellsmere Park Parkways, Metropolitan Park System of Greater Boston |
| Field, D.W., Park |
| Fisher-Richardson House |
| Fort Washington |
| Furnace Brook Parkway |
| Hammond Pond Parkway |
| Hill, Polly, Arboretum Historic District |
| Hockanum Rural Historic District |
| Hull Shore Drive, Nantasket Avenue, Metropolitan Park System of Greater Boston MPS |
| Lincoln Center Historic District |
| Longfellow House-Washington’s Headquarters National Historic Site |
| Lynn Fells Parkway, Metropolitan Park System of Greater Boston |
| Lynn Woods Historic District |
| Middlesex Fells Reservation Parkways |
| Milton Hill Historic District |
| Mount Greylock Summit Historic District |
| Mystic Valley Parkway, Metropolitan Park System of Greater Boston MPS |
| Nahant Beach Boulevard-Metropolitan Park System of Greater Boston |
| Neponset Valley Parkway, Metorpolitan Park System of Greater Boston |
| Old Castle |
| Old Harbor Reservation Parkways, Metropolitan Park System of Greater Boston |
| Old Harbor U.S. Life Saving Station |
| Peak House |
| Perkins Estate |
| Quincy Shore Drive |
| Rock Ridge |
| South Hingham Historic District |
| Spot Pond Archeological District |
| Stony Brook-Factory Village Historic District |
| Stony Brook Reservation Parkways, Metropolitan Park System of Great Boston MPS |
| Upton State Forest-Civilian Conservation Corps Resources Historic District |
| VFW Parkway, Metropolitan Park System of Greater Boston |
| Wilson, Henry, Shoe Shop |
| Winslow, Isaac, House |
| Winthrop Parkway, Metropolitan Parkway System of Greater Boston |
| Winthrop Shore Dr., Metropolitan Park System of Greater Boston |
Data from United States Park Service and Wikidata
