Photo: Hosmer Homestead, circa 1710, located at 138 Baker Avenue, Concord, MA; listed on the National Register of Historic Places in 1999. Photo by wikipedia username:JOhn Phelan, 2010, creative commons, [cc 3.0], accessed June, 2021.
TOWNS
Middlesex County government was abolished in 1997. It remains as a political/geographic region. County courts, jails and other former functions are now carried on by employees of the State of Massachusetts. Historically, functions of the institutions relating to the county seat were shared between Cambridge and Lowell.
Middlesex County government was abolished in 1997. It remains as a political/geographic region. County courts, jails and other former functions are now carried on by employees of the State of Massachusetts. Historically, functions of the institutions relating to the county seat were shared between Cambridge and Lowell.
HISTORIC SITES
- 1790 House
- Abbot, Edwin, House
- Aborn, John, House
- Acton Centre Historic District
- Adams, Amos, House
- Adams, Charles-Woodbury Locke House
- Adams, Seth, House
- Adams-Magoun House
- Albree-Hall-Lawrence House
- Allen House
- Allen, Abel, House
- Allen, Nathaniel Topliff, Homestead
- Allyn House
- American Waltham Watch Company Historic District
- Andover Street Historic District
- Andrews, Joseph, House
- Angier, John B., House
- Arlington Center Historic District
- Arlington Heights Center Historic District
- Ash Street Historic District (Boundary Increase)
- Ashland Town House
- Assington
- Atwood, Ephraim, House
- Austin Hall
- Avon Hill Historic District
- Ayer, Albert, House
- Ayer, Thomas, House
- Bacon, Clifton, House
- Bacon, Robert, House
- Bacon, Stephen, House
- Bacon-Gleason-Blodgett Homestead
- Badger, Rev. Stephen, House
- Baker House
- Baker, Charles, House
- Baker, Kenelum, House
- Baldwin, Loammi, Mansion
- Baldwin, Maria, House
- Bancroft, Joseph, House
- Bancroft, Samuel, House
- Bancroft, Wendell, House
- Banks, E. Sybbill, House
- Barnes, James B., House
- Barnes, Thomas, House
- Barnes, Walter S. and Melissa E., House
- Barrett, Col. James, Farm
- Bartlett-Hawkes Farm
- Bassett, Edwin, House
- Bassett, Maria, House
- Batchelder House
- Batchelder, Alden, House
- Batchelder, George, House
- Batchelder, Nathaniel, House
- Battell House
- Bayley House
- Beard, Benjamin, House
- Beard, Josiah, House
- Beard, Padilla, House
- Beck-Warren House
- Bedford Center Historic District
- Beebe Estate
- Beebe Homestead
- Belvidere Hill Historic District
- Bennett-Shattuck House
- Bennink-Douglas Cottages
- Berkeley Street Historic District
- Bickford, John, House
- Bigelow Block
- Bigelow Street Historic District
- Bigelow, Dr. Henry Jacob, House
- Bigelow, Henry, House
- Billerica Mills Historic District
- Billerica Town Common District
- Billings, Frederick, House
- Birkhoff, George D., House
- Blake and Knowles Steam Pump Company National Register District
- Blodgett, William, House
- Boardman, E., House
- Bogle-Walker House
- Boit, Elizabeth, House
- Boston College Main Campus Historic District
- Boston Manufacturing Company Housing
- Boston Post Road Historic District
- Bottle House Block
- Bottume, John, House
- Boutell-Hathorn House
- Boutwell, Gov. George S., House
- Bow Street Historic District
- Bowers, Jerathmell, House
- Bowers, Jonathan, House
- Brabrook, E. H., House
- Brackett House
- Brackett House
- Brackett, Edward A., House
- Brackett, S. E., House
- Bradbury, William F., House
- Braddock, Edward, House
- Brae-Burn Historic District
- Brande House
- Brandeis University President's House
- Brattle, William, House
- Brewer, Moses, House
- Bridgman, Percy, House
- Brigham House
- Brine, George, House
- Brooks, Charles, House
- Brooks, Daniel, House
- Brooks, Francis, House
- Brooks, James H., House
- Brooks, Jonathan, House
- Brooks, Luther, House
- Brooks, Shepherd, Estate
- Brookside Historic District
- Brown, C.H., Cottage
- Brown, Col. Roger, House
- Brown-Maynard House
- Brown-Stow House
- Browne, Abraham, House
- Bruner, Mayall, House
- Bryant, William, Octagon House
- Buck's Corner Historic District
- Buck, Charles, House
- Buck, Ephraim, House
- Buckingham, John, House
- Bullard Farm
- Bullard, Isaac, House
- Bullen-Stratton-Cozzen House
- Buswell, Clara, House
- Butterfield-Whittemore House
- Buttonballs, The
- Buttrick, Francis, House
- Byam, Charles, House
- Call-Bartlett House
- Cambridge Common Historic District
- Cambridge Gateway Historic District
- Cambridge Home for the Aged and Infirm
- Capron, Charles, House
- Carr-Jeeves House
- Carroll-Hartshorn House
- Carter Mansion
- Case's Corner Historic District
- Castle, The
- Center School
- Central Square Historic District (Waltham)
- Central Square Historic District
- Central Square Historic District
- Central Street Historic District
- Chamberlain, Samuel, House
- Chandler, Gen. Samuel, House
- Charles River Basin Historic District
- Charles Street Workers' Housing Historic District
- Chelmsford Center Historic District
- Chelmsford Glass Works' Long House
- Chestnut Hill Reservoir Historic District
- Chestnut Hill, The
- Child, Francis J., House
- Childs, Mayor Edwin O., House
- Childs, Webster, House
- Church Street Historic District
- Church, William L., House
- Church-Lafayette Streets Historic District
- City Hall Historic District
- City Hall Historic District
- Claflin, Adams, House
- Clark House
- Clark Houses
- Clark-Northrup House
- Cleale, Joseph, House
- Cliff, Z. E., House
- Clough, Benjamin F., House
- Cloverden
- Cogan, Bernard, House
- Cogan, James, House
- Coggin, Gilman, House
- Colburn, Gilbert, House
- Colburn, Sara Foster, House
- Cole House
- Collins, Frederick, House
- Colonial Beacon Gas Station
- Common District
- Common Historic District
- Commonwealth Avenue Historic District
- Concord Monument Square-Lexington Road Historic District
- Concord Square Historic District
- Cook, Asa M., House
- Cook, Thomas, House
- Cook, William, House
- Coolidge, Josiah, House
- Cooper-Frost-Austin House
- Cotting, John, House
- Cowdrey, George, House
- Cowdry, Jonas, House
- Cowdry, Nathaniel, House
- Craigie Arms
- Crimmins, Thomas A., House
- Crowell, C. C., House
- Crystal Lake and Pleasant Street Historic District
- Cuming, Dr. John, House
- Curtis, Allen Crocker, House-Pillar House
- Curtis, Paul, House
- Curtis, William, House
- Cushman House
- Cutter, Ephraim, House
- Cutter, Gershom, House
- Cutter, Jefferson, House
- Cutter, Second, A. P., House
- Daly, Reginald A., House
- Damon House
- Damon, Joseph, House
- Damon, Washington, House
- Dana-Palmer House
- Daniels, Blake, Cottage
- Davis, Seth, House
- Davis, William Morris, House
- Day Estate Historic District
- Day, Anna, House
- DeRochmont House
- DeRosay-McNamee House
- Dean, Silas, House
- Deane-Williams House
- Dewey Place
- Dexter, D. Gilbert, House
- Dike-Orne House
- Dodge, Edward, House
- Dow Block
- Dow, L. W., Farmhouse
- Dow, Lenoir, House
- Downer Rowhouses (Adams Street)
- Downer Rowhouses (Central Street)
- Dowse, Rev. Edmund, House
- Dunbar-Stearns House
- Dunvegan, The
- Dupee Estate
- Durant, Capt. Edward, House
- Durgin House
- Durgin, E. A., House
- Dutton-Holden Homestead
- Dwight, Edmund, House
- East Cambridge Historic District
- East Holliston Historic District
- East Main Street Historic District
- Eaton-Prescott House
- Eddy, George W., House
- Edward's Plain-Dowse's Corner Historic District
- Elder, Samuel, House
- Eliot, Charles W., House
- Elliott, Charles D., House
- Elliott, Luther, House
- Ellis, Asa, House
- Ellis, Moses, House
- Elmwood
- Emerson, Ralph Waldo, House
- Emerson-Franklin Poole House
- Eminence, The
- Estabrook, Rufus, House
- Everett Avenue-Sheffield Road Historic District
- Fairfax, The
- Farlow Hill Historic District
- Farlow and Kendrick Parks Historic District
- Farmer, Kimball, House
- Farquhar, Samuel, House
- Farrier, Amasa, Boardinghouse
- Farrier, Amasa, House
- Farwell, R.H., House
- Faulkner Homestead
- Fay, Issac, House
- Fenno, John A., House
- Fernald, George P., House
- Fessenden, Reginald A., House
- First Parish Church Parsonage
- Firth-Glengarry Historic District
- Fisher, Henry N., House
- Fiske House
- Fiske, Elijah, House
- Flagg, Frederick, House
- Flagg-Coburn House
- Flanley's Block
- Fleming, Thomas, House
- Flentje, Ernst, House
- Fletcher, Henry, House
- Fletcher, Jonathan, House
- Flint House
- Foley, Michael, Cottage
- Follen Street Historic District
- Forge Village Historic District
- Fort Devens Historic District
- Foster, Alexander, House
- Foster, Samuel, House
- Foster, Walter K., House
- Fowle, Edmund, House
- Fowle-Reed-Wyman House
- Framingham Centre Common Historic District
- Fresh Pond Historic District
- Frost, David, House
- Frost, Elizabeth, Tenanthouse
- Frost, Robert, House
- Frost, Walter, House
- Fuller, Capt. Edward, Farm
- Fuller, Enoch, House
- Fuller, Margaret, House
- Fuller, William Griffin, House
- Fuller-Bemis House
- Gale, George, House
- Gale-Banks House
- Gane, Henry, House
- Gardner, Addington, House
- Gardner, Edward, House
- Gardner, O. W., House
- Gardner, Patience and Sarah, House
- Garfield Street Historic District
- Gaut, Samuel, House
- Gibbs, Paul, House
- Gibbs, William, House
- Gill, Charles, House
- Gilmore, Onslow, House
- Ginn Carriage House
- Ginn Gardener's House
- Glen Road Historic District
- Goodale Homestead
- Goodbar, Lafayette, House
- Goodwin, Captain-James Custis House
- Gore Place
- Gould, Samuel, House
- Goulding, Eleazer, House
- Gowing-Sheldon Historic District
- Grandview, The
- Grange, The
- Graniteville Historic District
- Gray Cliff Historic District
- Gray Gardens East and West Historic District
- Gray, Asa, House
- Greek Revival Cottage
- Green House
- Green, Capt. William, House
- Green, Deacon Daniel, House
- Green, Jonathan, House
- Gropius House
- Grover, Henry, House
- Gunderson, Jos., House
- Hagar-Smith-ivermore-Sanderson House
- Hager-Mead House
- Hall, Edward, House
- Hall, Henry C., House
- Hall, Isaac, House
- Hall, Stephen, House
- Hammond House
- Hammond, E. C., House
- Hammond, Ephraim, House
- Hammond, Jonathan, House
- Hancock-Clarke House
- Hapgood House
- Hapgood, Richard, House
- Harbach, John, House
- Harding House-Walker Missionary Home
- Hardy, Nahum, House
- Harnden-Browne House
- Harriman, Henry I., House
- Harrington Block
- Harrington House
- Harrington, Samuel, House
- Harrison, C. Lewis, House
- Hartshorn, Timothy, House
- Hartwell House
- Harvard Houses Historic District
- Harvard Square Historic District
- Harvard Street Historic District
- Harvard Yard Historic District
- Haskell, Charles, House
- Hastings Square Historic District
- Hastings, Oliver, House
- Hatch, Horace, House
- Haven, Wilbur Fiske, House
- Hawkins, Lorenzo D., House
- Haynes-Smith House
- Hayward, Fred R., House
- Hews Pottery Company Carriage House
- Hibbard, Benjamin, Residence
- Higginson, Col. Thomas Wentworth, House
- Higginson, Henry, House
- High Street Historic District
- Highland Hose House
- Highland, The
- Hildreth, Jonathan, House
- Hildreth-Robbins House
- Hill, Aaron, House
- Hill, Abraham, House
- Hill, Addison, House
- Hill, Deacon Samuel, House
- Hill, Rev. Thomas, House
- Hill, Sidney A., House
- Hillside Avenue Historic District
- Hobbs, Isaac, House
- Holbrook, Charles, House
- Holbrook, Richard, Houses
- Hollander Blocks
- Hollingsworth, Robert, House
- Hollis, Thomas, Historic District
- Holmes, Joseph, House
- Homer-Lovell House
- Hooper-Eliot House
- Hooper-Lee Nichols House
- Hopewell, Frank B., House
- Hopkins, Elisha, House
- Hornblower, Edward, House and Barn
- Hosmer Homestead
- Hosmer, Jonathan and Simon, House
- Hosmer, Joseph, House
- House at 1 Morrison Avenue
- House at 1 Woodcrest Drive
- House at 10 Arlington Street
- House at 1008 Beacon Street
- House at 102 Staniford Street
- House at 107 Waban Hill Road
- House at 107 William Street
- House at 11 Beach Street
- House at 11 Wave Avenue
- House at 113 Salem Street
- House at 114 Marble Street
- House at 115-117 Jewett Street
- House at 1177 Main Street
- House at 118 Greenwood Street
- House at 12 West Water Street
- House at 129 High Street
- House at 13 Sheffield Road
- House at 14 Chestnut Street
- House at 15 Chestnut Street
- House at 15 Davis Avenue
- House at 15 Lawrence Avenue
- House at 15 Wave Avenue
- House at 152 Suffolk Road
- House at 16 Mineral Street
- House at 16-18 Preston Road
- House at 170 Otis Street
- House at 173-175 Ward Street
- House at 18 Park Street
- House at 18A and 20 Aborn Street
- House at 19 Tremont Street
- House at 19-21 Salem Street
- House at 190 Main Street
- House at 193 Vernon Street
- House at 196 Main Street
- House at 197 Morrison Avenue
- House at 199 Summer Avenue
- House at 2 Nichols Street
- House at 20 Hancock Road
- House at 20 Lawrence Street
- House at 20 Morrison Road
- House at 203 Islington Road
- House at 206 West Street
- House at 21 Chestnut Street
- House at 21 Dartmouth Street
- House at 215 Brookline Street
- House at 22 Parker Road
- House at 2212 Commonwealth Avenue
- House at 23 Avon Street
- House at 23 Lawrence Street
- House at 230 Melrose Street
- House at 230 Winchester Street
- House at 242 Summer Avenue
- House at 25 Avon Street
- House at 25 Clyde Street
- House at 26 Center Avenue
- House at 26 Francis Avenue
- House at 269 Green Street
- House at 28 Cordis Street
- House at 28 Wiley Street
- House at 29 Mt. Vernon Street
- House at 3 Davis Avenue
- House at 30 Sheffield Road
- House at 307 Lexington Street
- House at 309 Waltham Street
- House at 31 Woodbine Street
- House at 32 Morrison Road
- House at 322 Haven Street
- House at 343 Highland Avenue
- House at 35 Temple Street
- House at 38 Salem Street
- House at 380 Albion Street
- House at 39 Converse Street
- House at 391 Williams Street
- House at 40 Crescent Street
- House at 41 Middlesex Road
- House at 42 Hopkins Street
- House at 42 Salem Street
- House at 42 Vinal Avenue
- House at 437 Somerville Avenue
- House at 44 Temple Street
- House at 45 Claremont Avenue
- House at 47 Sargent Street
- House at 483 Summer Avenue
- House at 49 Vinal Avenue
- House at 5 Bennett Street
- House at 5 Prospect Hill
- House at 5 Willow Court
- House at 5-7 Winter Street
- House at 509 North Avenue
- House at 511 Watertown Street
- House at 52 Oak Street
- House at 53 Hudson Street
- House at 54 Spring Street
- House at 556 Lowell Street
- House at 57 Woburn Street
- House at 6 Adams Street
- House at 6 Kent Court
- House at 6 S. Marble Street
- House at 60 William Street
- House at 68 Maple Street
- House at 7 Salem Street
- House at 729 Dedham Street
- House at 72R Dane Street
- House at 77 Howard Street
- House at 79-81 Salem Street
- House at 8 Park Street
- House at 81 Pearl Street
- House at 81-83 Gardner Street
- House at 88 Prospect Street
- House at 9 White Avenue
- House at 90 Prospect Street
- House at 95 Chestnut Street
- Houses at 28-36 Beacon Street
- Hovey-Winn House
- Howe House
- Howells, William Dean, House
- Hoyt, Benjamin, House
- Hoyt-Shedd Estate
- Hubbard Park Historic District
- Hubbard-French District
- Hutchins, Oliver, House
- Hutchinson-Blood House
- Hyde Avenue Historic District
- Hyde House
- Hyde, Eleazer, House
- Hyde, Gershom, House
- Hydrant No. 3 House
- Inman Square Historic District
- Ireland, Samuel, House
- Irving Square Historic District
- Jackson Homestead
- Jackson House
- Jackson, Samuel, Jr., House
- James, Joseph K., House
- James, William, House
- Jaquith, Abraham, House
- Jarvis, The
- Jenison, Robert, House
- Jenkins, Franklin B., House
- Jennison, Joshua, House
- John Eliot Historic District
- Johnson, Edwin C., House
- Johnson, Newell D., House
- Johnson-Thompson House
- Jones, John, House
- Jones, Marshall W., House
- Jones, Thomas W., House
- Jones, William R., House
- Jordan, Dr. Charles, House
- Judkins, Amos, House
- Keen, Alden T., House
- Keene, Walter, House
- Kemp Barn
- Kemp Place
- Kendal Green Historic District
- Kendall, Deacon Thomas, House
- Kennedy, The
- Kenney, David, House
- Kensington Park Historic District
- Kessler, William F., House
- Keyes, Amos, House
- Kidder-Sargent-McCrehan House
- Kimball, W.W., House
- King House
- Kingsbury House
- Kingsley, Chester, House
- Kirkland Place Historic District
- Kistler House
- Knight, R. A.-Eugene Lacount House
- Lamson, Newton, House
- Lamson, Rufus, House
- Lane, David, House
- Lane, Job, House
- Lang, William Bailey, House
- Langmaid Terrace
- Larches, The
- Larrabee's Brick Block
- Lasell Neighborhood Historic District
- Lawrence, Phineas, House
- Lawton Place Historic District
- Lechmere Point Corporation Houses
- Leland, Deacon William, House
- Lewis House
- Lewis, Charles D., House
- Libby, Nelson F., House
- Lincoln Center Historic District
- Littlefield-Roberts House
- Locke, Asa, House
- Locke, Capt. Benjamin, House
- Locke, Capt. Josiah, House
- Locke-Baldwin-Kinsley House
- Lockhardt, Charles H., House
- Longfellow National Historic Site
- Lord's Castle
- Loring, George, House
- Lovejoy, A. L., House
- Lovell Block
- Lovering, Joseph, House
- Lowell Historic Preservation District
- Lowell Locks and Canals Historic District
- Lowell, The
- Luke, Arthur F., House
- Lyman Street Historic District
- Lynde, Joseph, House
- Lynnwood
- Lyon, T.U., House
- Mann, James H., House
- Manning Manse
- Manning, Charles, House
- Manning, Jacob, House
- Manning, Joseph K., House
- Maple Avenue Historic District
- Marcy, Willard, House
- Marlborough Center Historic District
- Martin, Aaron, Houses
- Martin-Maxwell Estate
- Mason, John, House
- Mason, John, House
- Mason, Josiah, Jr., House
- Mason, W. A., House
- Masonic Block
- Massachusetts Institute of Technology Historic District
- Maxwell, Louis N., House
- Maynard, Charles, House
- McCall, Samuel W., House
- McGill, John H., House
- McLean Hospital National Register District
- McLean, Isaac, House
- Mead, Alpheus, House
- Melrose Town Center Historic District
- Melvin, Isaac, House
- Memorial Drive Apartments Historic District
- Mentzner, W. C., House
- Merriam, Galen, House
- Merrimack-Middle Streets Historic District
- Middlesex Fells Reservoirs Historic District
- Milestone
- Millard-Souther-Green House
- Mitchell, Amy B., House
- Monadnock Road Historic District
- Montrose, The
- Moody Street Historic District
- Moore House
- Morse, Daniel, III, House
- Morse-Barber House
- Morse-Tay-Leland-Hawes House
- Morton Road Historic District
- Mossman, Col. Adelbert, House
- Mount Pleasant
- Mt. Vernon Street Historic District
- Munroe, Robert, House
- Murray, Robert, House
- Mystic Pumping Station
- Natick Center Historic District
- Newman, Andrew, House
- Newton Cottage Hospital Historic District
- Newton Highlands Historic District
- Newton Lower Falls Historic District
- Newton Theological Institution Historic District
- Newton Upper Falls Historic District
- Newtonville Historic District
- Nichols House
- Nichols, Daniel, Homestead
- Nichols, James, House
- Nichols, John F., House
- Nichols, Richard, House
- Niles, Louville V., House
- Niles, Louville, House
- Nobility Hill Historic District
- Norfolk Street Historic District
- North Lexington Street Historic District
- Noves, Charles W., House
- Noyes, J.A., House
- Noyes-Parris House
- Oak Knoll
- Oakes, Edward, House
- Octagon House
- Olcott, John E., House
- Old Cambridge Historic District
- Old Cambridgport Historic District
- Old Chestnut Hill Historic District
- Old Hose House
- Old Manse
- Old Shephard Farm
- Old Ship Street Historic District
- Opposition House
- Orchard House
- Orne, Sarah, House
- Orvis Road Historic District
- Otis-Wyman House
- Our Lady Help of Christians Historic District
- Oxford, The
- Page, Christopher, House
- Page, H. P., House
- Page, Nathaniel, House
- Paine, Robert Treat, Jr., House
- Parker House
- Parker House
- Parker House
- Parker Tavern
- Parker Village Historic District
- Parker, Capt. Nathaniel, Red House
- Parker, Edmund, Jr., House
- Parker, Harrison, Sr., House
- Parker, James, House
- Parker, Joseph, House
- Parker, Samuel, House
- Parker, Stillman, House
- Parker, William, House
- Parker-Burnett House
- Parsonage, The
- Parsons, Edward, House
- Peabody Court Apartments
- Peabody-Williams House
- Peck, John M., House
- Peirce, Edward, House-Henderson House of Northeastern University
- Pepperell Center Historic District
- Pest House
- Pierce Farm Historic District
- Pierce House
- Pierce, F. Lincoln, Houses
- Piety Corner Historic District
- Pine Ridge Road-Plainfield Street Historic District
- Pleasant Street Historic District
- Pleasant Street Historic District
- Potter Estate
- Potter-O'Brian House
- Pratt House
- Pratt, Dexter, House
- Pratt, Joseph L., House
- Pratt, Miles, House
- Pratt, Stillman, House
- Prentiss, William, House
- Prentiss-Payson House
- Prescott Estate
- Prescott, Gustavus G., House
- President's House
- Pressey-Eustis House
- Proctor, John, House
- Proctor, William, House
- Prospect House
- Putnam Street Historic District
- Putnam, Rev. Daniel, House
- Randall-Hale Homestead
- Rawson Estate
- Rawson, Warren, House
- Read, Cheney, House
- Reardon, Edmund, House
- Red Top
- Reed-Wood Place
- Remick, Joseph, House
- Rice, Capt. Peter, House
- Richards, James Lorin, House
- Richards, Theodore W., House
- Richardson, Dr. S. O., House
- Richardson, Zachariah, House
- Riley, Charles, House
- Robbins, George, House
- Robbins, John, House
- Roberts House
- Robindreau, Alfred E., House
- Robinson House
- Robinson-Lewis-G. F. Fessenden House
- Rogers Fort Hill Park Historic District
- Rosebud, The
- Rowhouses at 256-274 Haven Street
- Royall, Isaac, House
- Rumford, Count, Birthplace
- Russell, Arthur H., House
- Russell, Charles, House
- Russell, Jason House
- Russell, Philemon, House
- Russell, Susan, House
- Sabbath Day House
- Saco-Lowell Shops Housing Historic District
- Sacred Heart Church, Rectory, School and Convent
- Salem-Auburn Streets Historic District
- Salisbury, Jonas, House
- Salisbury, Jonas, House
- Sanborn House
- Sanborn, Rev. Peter, House
- Sanderson House and Munroe Tavern
- Sanderson, John, House
- Sanderson, Nathan, I, House
- Sanderson, Nathan, II, House
- Sanderson-Clark Farmhouse
- Sands, Hiram, House
- Sands, Ivory, House
- Sanger, Asa, House
- Sanger, Richard, III, House
- Saunders, Charles Hicks, House
- Saunders, William, House
- Sawin-Bullen-Bullard House
- Sawyer, C. A., House (Second)
- Saxonville Historic District
- Schraft, George F., House
- Schuebeler, Charles, House
- Second Waterhouse House
- Senior House
- Sewall-Ware House
- Shady Hill Historic District
- Sharon House
- Shattuck, Ralph W., House
- Shaw, Thomas Mott, Estate
- Sherborn Center Historic District
- Sherburne, Warren E., House
- Shirley Center Historic District
- Shirley Village Historic District
- Silver Hill Historic District
- Simonds, William, House
- Simpson House
- Simpson, Dr. Thomas, House
- Skillings Estate House
- Slade-Hovey House
- Slowey, Patrick, House
- Smith, Curtis S., House
- Smith, Marshall, House
- Smith, Perez, House
- Smith-Peterson House
- Snow, Daniel, House
- Snow, Lemuel, Jr., House
- Soule, Lawrence, House
- South Common Historic District
- South Row
- Souther, John, House
- Sparrow, Edmund, House
- Spaulding, Zeb, House
- Spring Hill Historic District
- Stanley, Leonard W., House
- Stannox Farm
- Stanstead, The
- Stanton, Jacob, House
- Staples-Crafts-Wiswall Farm
- Stark, Robert M., House
- Stearns, Amos, House
- Steele, John, House
- Sterling, Ella Mahalla Cutter, House
- Stewart, Frank H., House
- Stewart, Henry, House
- Stickney-Shepard House
- Stimpson, William, House
- Stone, Ebeneezer, House
- Stone, Ebenezer, House
- Stone, Joseph L., House
- Stoughton, Mary Fisk, House
- Stratton, Edward B., House
- Strong's Block
- Sudbury Center Historic District
- Sudbury Dam Historic District
- Sullivan, Edward, House
- Sumner and Gibbs Streets Historic District
- Swadkins, Thomas, House
- Swan, Henry, House
- Swasey, James, House
- Sweetser, Daniel, House
- Sweetser, Michael, House
- Sweetser, Warren, House
- Sweetser, Warren, House
- Symmes, Deacon John, House
- Symmes, Marshall, House
- Symmes, Marshall, Tenant House
- Symmes, Stephen, Jr., House
- Symonds, Thomas, House
- Tay, Jesse, House
- Taylor-Dallin House
- Temple, Joseph, House
- Temple, Mark, House
- Tenney Homestead
- Thaxter, Celia, House
- Thayer House
- Thompson, Abijah, House
- Thoreau-Alcott House
- Tilton, D. Horace, House
- Towle, Loren, Estate
- Train, Samuel, House
- Treadwell-Sparks House
- Trowbridge-Badger House
- Tufts, Peter and Oliver, House
- Tufts, Peter, House
- Turnbull, R.P., House
- Twitchell, Joseph, House
- Tyler Park Historic District
- Tyler, Frank J., House
- Tyng, Col. Jonathan, House
- Union Railway Car Barn
- Union Street Historic District
- Unitarian Universalist Church and Parsonage
- Upham, Phineas, House
- Upper Magazine Street Historic District
- Urban Rowhouse
- Vale, The
- Valentine Soap Workers Cottage
- Vaughn, H. G., House
- Vinal, Albert, House
- Vinton, Alfred, House
- Wade, John, House
- Wade, Jonathan, House
- Waitt Brick Block
- Walcott-Whitney House
- Walker Home for Missionary Children
- Walnut Street School
- Wannalancit Street Historic District
- Ward, Ephraim, House
- Ward, John, House
- Warren Block
- Warren, Dr. Samuel, House
- Warren, H., House
- Warren, Langford H., House
- Warren, Nathan, House
- Washington Square Historic District
- Watertown Arsenal Historic District
- Watson, Abraham, House
- Wayland Center Historic District
- Wayside Inn Historic District
- Wayside, The
- Webster Park Historic District
- Wedgemere Historic District
- Wellington Farm Historic District
- Wellington, Benjamin, House
- Wellington, William, House
- Wellington-Castner House
- Wells, Charles, House
- West Main Street Historic District
- West Newton Hill Historic District
- West Newton Village Center Historic District
- Westford Center Historic District
- Weston Aqueduct Linear District
- Weston, Ephrain, House
- Weston, Jabez, House
- Westwood Road Historic District
- Wetherbee House
- Wetherbee, Levi, Farm
- Wheat, Samuel, House
- Wheeler-Merriam House
- Wheeler-Minot Farmhouse
- White, S. B., House
- White, Warren, House
- Whitney-Farrington-Cook House
- Whittemore House
- Wilder Street Historic District
- Wiley, Caleb, House
- Williams, Charles, House
- Williams, Charles, Jr., House
- Williams, F. G., House
- Williams, Micah, House
- Williams-Linscott House
- Willis, Stillman, House
- Wilmington Centre Village Historic District
- Wilson Mill-Old Burlington Road District
- Winchester Center Historic District
- Windsor Road Historic District
- Winn Farm
- Winn, Suell, House
- Winship, Charles, House
- Winslow-Haskell Mansion
- Winter Street Historic District
- Withey, S. B., House
- Woburn Street Historic District
- Wood, Charles, House
- Wood, J. A., House
- Woodland Farm-Leland House
- Woods End Road Historic District
- Woodward Homestead
- Woodward, John, House
- Woodward, Rev. Samuel, House
- Worcester House
- Worcester, Frederick, House
- Working Boys Home
- Worthen, Daniel, House
- Wright House
- Wright, Elisha, Homestead
- Wright, Philemon/Asa Locke Farm
- Wyatt, George, House
- Wyeth Brickyard Superintendent's House
- Wyeth, Augustus, House
- Wyeth, John, House
- Wyeth-Smith House
- Wyman, Francis, House
- Wyman, George, House
- Yale Avenue Historic District
- cummings, e.e., House