Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Alumnae House | Building | 53 | Hampshire | 42 19 11 N | 072 38 08 W |
| Alumnae Library College of Our Lady of the Elms | Building | 47 | Hampden | 42 08 35 N | 072 35 58 W |
| Alumni Center | Building | 20 | Middlesex | 42 21 35 N | 071 05 32 W |
| Alumni Gymnasium | Building | 76 | Hampshire | 42 22 04 N | 072 31 03 W |
| Alumni House | Building | 64 | Hampden | 42 06 43 N | 072 33 00 W |
| Alumni House | Building | 90 | Hampshire | 42 22 25 N | 072 31 07 W |
| Alumni House | Building | 40 | Middlesex | 42 20 39 N | 071 11 31 W |
| Amaron Hall | Building | 62 | Hampden | 42 06 47 N | 072 33 29 W |
| American Academy of Arts and Sciences | Building | 9 | Middlesex | 42 22 51 N | 071 06 37 W |
| American Antiquarian Society | Building | 171 | Worcester | 42 16 42 N | 071 48 35 W |
| American Antiquarian Society Library | Building | 161 | Worcester | 42 16 42 N | 071 48 35 W |
| American Jewish Historical Society Building | Building | 72 | Middlesex | 42 22 11 N | 071 15 33 W |
| American Legion Hall | Building | 41 | Hampshire | 42 22 00 N | 072 36 21 W |
| American Meterological Society | Building | 29 | Middlesex | 42 21 25 N | 071 04 00 W |
| American Youth Hostel | Building | 4 | Dukes | 41 23 01 N | 070 39 35 W |
| Ames Building | Building | 11 | Middlesex | 42 22 46 N | 071 07 05 W |
| Ames Mansion Museum | Building | 17 | Suffolk | 42 20 58 N | 071 05 18 W |
| Amesbury Public Library | Building | 30 | Essex | 42 51 19 N | 070 56 00 W |
| Amesbury Town Hall | Building | 26 | Essex | 42 51 22 N | 070 56 00 W |
| Amherst History Museum | Building | 96 | Hampshire | 42 22 25 N | 072 31 13 W |
| Amherst Townhall | Building | 91 | Hampshire | 42 22 33 N | 072 31 08 W |
| Amy Lowell House | Building | 11 | Middlesex | 42 21 56 N | 071 03 59 W |
| Ancient and Honorable Artillery Company Museum | Building | 3 | Suffolk | 42 21 33 N | 071 03 23 W |
| Anderson Hall | Building | 27 | Middlesex | 42 24 23 N | 071 07 00 W |
| Andover Building | Building | 10 | Middlesex | 42 22 49 N | 071 06 56 W |
| Andover Historical Society Building | Building | 52 | Essex | 42 39 14 N | 071 08 22 W |
| Andover Town Hall | Building | 53 | Essex | 42 39 22 N | 071 08 25 W |
| Andover-Harvard Theological Library | Building | 9 | Middlesex | 42 22 47 N | 071 06 55 W |
| Andrew J Borden House | Building | 45 | Bristol | 41 41 57 N | 071 09 21 W |
| Andrew Robeson House | Building | 61 | Bristol | 41 42 28 N | 071 09 05 W |
| Andrew-Safford House | Building | 7 | Essex | 42 31 20 N | 070 53 29 W |
| Anneberg Library and Communications Center | Building | 67 | Norfolk | 42 19 08 N | 071 09 26 W |
| Annisquam Exchange and Art Gallery | Building | 23 | Essex | 42 39 18 N | 070 40 41 W |
| Annisquam Historical Society Building | Building | 16 | Essex | 42 39 18 N | 070 40 41 W |
| Anselmo Library | Building | 13 | Norfolk | 42 15 48 N | 071 00 41 W |
| Ansin Wing | Building | 15 | Suffolk | 42 20 24 N | 071 06 14 W |
| Anthony House | Building | 27 | Middlesex | 42 24 19 N | 071 07 06 W |
| Antiquarian House | Building | 46 | Middlesex | 42 27 27 N | 071 20 28 W |
| Antiquarian House | Building | 17 | Plymouth | 41 57 35 N | 070 40 07 W |
| Appleton Hall | Building | 100 | Hampshire | 42 22 11 N | 072 31 04 W |
| Aptucxet Trading Post | Building | 7 | Barnstable | 41 44 37 N | 070 35 59 W |
| Aquinas College at Milton Library | Building | 14 | Norfolk | 42 21 25 N | 071 11 41 W |
| Aquinas Newton College Library | Building | 19 | Middlesex | 42 21 27 N | 071 11 40 W |
| Archdiocese of Boston Archives | Building | 47 | Suffolk | 42 20 25 N | 071 09 39 W |
| Arlington Historical Society Building | Building | 19 | Middlesex | 42 24 58 N | 071 09 26 W |
| Arlington Townhall | Building | 17 | Middlesex | 42 24 55 N | 071 09 19 W |
| Armenian Library and Museum of America | Building | 6 | Middlesex | 42 22 02 N | 071 11 12 W |
| Armory Museum of the Ancient and Honorable Artillery Company | Building | 6 | Suffolk | 42 21 36 N | 071 03 22 W |
| Arms Library Association Library | Building | 121 | Franklin | 42 36 12 N | 072 44 20 W |
| Arms Music Center | Building | 93 | Hampshire | 42 22 22 N | 072 31 06 W |
| Arnold Arboretum Horticulture Library | Building | 52 | Suffolk | 42 17 55 N | 071 07 40 W |
| Arnold B Sanford House | Building | 47 | Bristol | 41 42 46 N | 071 08 58 W |
| Arnold Hall | Building | 23 | Plymouth | 42 05 28 N | 070 45 17 W |
| Arrowhead | Building | 322 | Berkshire | 42 24 59 N | 073 14 53 W |
| Art Institute of Boston | Building | 19 | Middlesex | 42 20 54 N | 071 06 00 W |
| Art Institute of Boston Library | Building | 19 | Middlesex | 42 20 54 N | 071 06 00 W |
| Arthur and Elizabeth Schlesinger Library on the History of Women in America | Building | 13 | Middlesex | 42 22 33 N | 071 07 23 W |
| Arthur M Sackler Museum | Building | 17 | Middlesex | 42 22 31 N | 071 06 49 W |
| Artist Center and Gallery | Building | 260 | Berkshire | 42 42 12 N | 073 05 25 W |
| Ashburnham Town Hall | Building | 312 | Worcester | 42 38 12 N | 071 54 31 W |
| Ashby Free Public Library | Building | 273 | Middlesex | 42 40 36 N | 071 49 07 W |
| Ashby Town Hall | Building | 273 | Worcester | 42 40 37 N | 071 49 12 W |
| Ashdown House | Building | 10 | Middlesex | 42 21 27 N | 071 05 36 W |
| Ashland Mill Tenement | Building | 123 | Worcester | 42 03 54 N | 072 00 35 W |
| Ashland Public Library | Building | 57 | Middlesex | 42 15 39 N | 071 27 53 W |
| Atheneum Hall | Building | 42 | Middlesex | 42 19 26 N | 071 23 58 W |
| Atkinson Building | Building | 11 | Middlesex | 42 21 36 N | 071 05 12 W |
| Attleboro City Hall | Building | 38 | Bristol | 41 56 42 N | 071 17 06 W |
| Atwood House Museum | Building | 4 | Barnstable | 41 40 54 N | 069 57 42 W |
| Auburn Town Hall | Building | 183 | Worcester | 42 11 44 N | 071 50 07 W |
| Austin Hall | Building | 7 | Middlesex | 42 22 38 N | 071 07 08 W |
| Autumn Building | Building | 7 | Suffolk | 42 20 30 N | 071 06 19 W |
| Avon Public Library | Building | 65 | Norfolk | 42 07 44 N | 071 02 30 W |
| Ayer Library | Building | 79 | Middlesex | 42 33 28 N | 071 34 58 W |
| Ayer Town Hall | Building | 78 | Middlesex | 42 33 34 N | 071 35 16 W |
| Babson Library | Building | 62 | Hampden | 42 06 11 N | 072 33 18 W |
| Bacon Free Library | Building | 40 | Middlesex | 42 16 20 N | 071 18 55 W |
| Bacon Hall | Building | 10 | Middlesex | 42 24 19 N | 071 06 55 W |
| Bader Building | Building | 26 | Suffolk | 42 20 10 N | 071 06 22 W |
| Bakalar Library | Building | 14 | Middlesex | 42 22 43 N | 071 07 22 W |
| Baker Alumni Center | Building | 12 | Middlesex | 42 22 46 N | 071 07 10 W |
| Baker Building | Building | 7 | Suffolk | 42 20 13 N | 071 05 48 W |
| Baker House | Building | 8 | Middlesex | 42 21 24 N | 071 05 45 W |
| Baker Library | Building | 14 | Middlesex | 42 21 59 N | 071 07 21 W |
| Balch Arena Theater | Building | 12 | Middlesex | 42 24 11 N | 071 07 05 W |
| Baldwinville Nursing Home | Building | 304 | Worcester | 42 36 38 N | 072 03 40 W |
| Ballou Hall | Building | 44 | Middlesex | 42 24 27 N | 071 07 13 W |
| Bancroft Memorial Library | Building | 75 | Worcester | 42 07 40 N | 071 32 27 W |
| Bangs Community Center | Building | 91 | Hampshire | 42 22 40 N | 072 31 01 W |
| Bank Block | Building | 34 | Middlesex | 42 38 45 N | 071 18 49 W |
| Bapst-Burns Library | Building | 71 | Middlesex | 42 20 12 N | 071 10 17 W |
| Barat House | Building | 43 | Middlesex | 42 20 33 N | 071 11 39 W |
| Barletta Natatorium | Building | 10 | Suffolk | 42 20 20 N | 071 05 24 W |
| Barnstable County Court House | Building | 10 | Barnstable | 41 41 59 N | 070 18 05 W |
| Barnum Hall | Building | 49 | Middlesex | 42 24 25 N | 071 07 12 W |
| Baronian Field House | Building | 12 | Middlesex | 42 24 11 N | 071 07 04 W |
| Barrett Hall | Building | 95 | Hampshire | 42 22 19 N | 072 31 00 W |
| Bartlett Hall | Building | 65 | Hampshire | 42 23 14 N | 072 31 44 W |
| Bartlett Museum | Building | 13 | Essex | 42 50 43 N | 070 55 43 W |
| Bartol House | Building | 25 | Middlesex | 42 24 21 N | 071 07 23 W |
| Bascom Lodge | Building | 1058 | Berkshire | 42 38 14 N | 073 10 01 W |
| Bass Hall | Building | 54 | Hampshire | 42 19 04 N | 072 38 19 W |
| Bates Hall | Building | 79 | Hampden | 42 07 48 N | 072 47 38 W |
| Battle Road Visitor Center | Building | 69 | Middlesex | 42 26 57 N | 071 16 10 W |
| Battle Road Visitors Center | Building | 67 | Middlesex | 42 26 53 N | 071 15 55 W |
| Bayside Exposition Center | Building | 7 | Suffolk | 42 19 06 N | 071 02 30 W |
| Baystate Medical Center Health Sciences Library | Building | 39 | Hampden | 42 07 17 N | 072 36 11 W |
| Bea House | Building | 70 | Middlesex | 42 20 14 N | 071 10 22 W |
| Beacon Library | Building | 15 | Middlesex | 42 21 17 N | 071 04 31 W |
| Beacon Street Firehouse | Building | 173 | Worcester | 42 14 23 N | 071 48 26 W |