Massachusetts - Area of significance: Architecture
| Wellington Piano Case Company Building |
| Wellington Street Apartment House District |
| Wellington, William, House |
| Wells Block |
| Wells, Charles, House |
| Wells, George B. and Ruth D., House |
| Wells, H. C., Double House |
| Wells House |
| Wells, John M., House |
| Wendell Town Common Historic District |
| Wenham Historic District |
| Wescott, John, Three-Decker |
| Wesley Methodist Church |
| Wesson, Franklin, House |
| West Barnstable Village-Meetinghouse Way Historic District |
| Westborough State Hospital |
| West Brick School |
| West Brookfield Center Historic District |
| West Chesterfield Historic District |
| West Chop Club Historic District |
| West Chop Light Station |
| West Cogswell House |
| West Dennis Graded School |
| West Falmouth Village Historic District |
| Westfield Center Commercial Historic District |
| Westfield Center Historic District |
| Westfield Municipal Building |
| Westfield Whip Manufacturing Company |
| Westford Center Historic District |
| Westford Town Farm |
| West Gardner Square Historic District |
| West Granville Historic District |
| West Main Street Historic District |
| West Main Street Historic District |
| Westminster Village-Academy Hill Historic District |
| West Newton Hill Historic District |
| West Newton Village Center Historic District |
| Weston Aqueduct Linear District |
| Weston, Ephrain, House |
| Weston, Jabez, House |
| Westover-Bacon-Potts Farm |
| West Parish Center District |
| Westport Point Historic District |
| West School |
| West Schoolhouse |
| West Schoolhouse |
| Westside Historic District |
| West Somerville Branch Library |
| West Stockbridge Grange No. 246 |
| West Stockbridge Town Hall |
| West Street District |
| West Sutton Historic District |
| West Village Historic District |
| Westville Congregational Church |
| West Ward School |
| West Whately Historic District |
| Westwood Road Historic District |
| Wetherbee House |
| Wetherbee, Levi, Farm |
| Weymouth Civic District |
| Weymouth Meeting House Historic District |
| Whately Center Historic District |
| Wheatleigh |
| Wheat, Samuel, House |
| Wheeler, Aaron, House |
| Wheeler, Albert H., House |
| Wheeler Family Farmstead |
| Wheeler-Harrington House |
| Wheeler-Ingalls House |
| Wheeler-Merriam House |
| Wheeler-Minot Farmhouse |
| Wheelockville District |
| Whipple, A., House |
| Whipple, John, House |
| Whitaker-Clary House |
| Whitcomb House |
| Whitcomb Inn and Farm |
| Whitcomb Mansion |
| Whitcomb Warehouse |
| White, Benjamin, House |
| White, Charles E., House |
| White-Ellery House |
| White Homestead-Salem Cross Inn |
| White Place Historic District |
| White, S. B., House |
| White, Warren, House |
| White, William L., Jr., House |
| Whitinsville Historic District |
| Whitman, Josiah B., House |
| Whitman Mills |
| Whitmore, Enoch, House |
| Whitney & Company |
| Whitney, F. A., Carriage Company Complex Historic District |
| Whitney-Farrington-Cook House |
| Whitney, Israel, House |
| Whitney Tavern |
| Whit's Diner |
| Whittemore House |
| Whittemore House |
| Whittemore's Tavern |
Data from United States Park Service and Wikidata