Massachusetts - Area of significance: Community Planning
| West Roxbury Parkway, Metropolitan Park System of Greater Boston |
| West Schoolhouse |
| Westside Historic District |
| West Somerville Branch Library |
| West Sutton Historic District |
| West Village Historic District |
| West Ward School |
| Westwood Road Historic District |
| Wetherbee House |
| Wetherbee, Levi, Farm |
| Weymouth Civic District |
| Weymouth Meeting House Historic District |
| Wheeler, Albert H., House |
| Wheeler-Harrington House |
| Wheeler-Minot Farmhouse |
| Whitcomb Inn and Farm |
| White, Charles E., House |
| Whitman Mills |
| Whitman Park |
| Whitney-Farrington-Cook House |
| Whitney Tavern |
| Whittall Mills |
| Whittenton Fire and Police Station |
| Wianno Club |
| Wianno Historic District |
| Wickaboag Valley Historic District |
| Wilder, Homestead, The |
| Wilder Street Historic District |
| Williams, Charles, House |
| William Street Historic District |
| Wilmington Centre Village Historic District |
| Wilson, Capt. John, House and Bates Ship Chandlery |
| Wilson Cemetery |
| Wilson, Shoreborne, House |
| Winchester Center Historic District |
| Windsor Road Historic District |
| Winslow School and Littlefield Library |
| Winter Island Historic District and Archeological District |
| Winter Street School |
| Winthrop Center/Metcalf Square Historic District |
| Winthrop Shore Dr., Metropolitan Park System of Greater Boston |
| Wisteria Lodge |
| Wollaston Branch, Thomas Crane Public Library |
| Wollaston Congregational Church |
| Wollaston Fire Station |
| Wollaston Theatre |
| Wollaston Unitarian Church |
| Wood, Ahijah, House |
| Woodbourne Historic District |
| Woodcock-Hatch-Maxcy House Historic District |
| Woodford Street Historic District |
| Woodland Street Firehouse |
| Woodland Street Historic District |
| Woodlawn Cemetery |
| Wood, Nathan, House |
| Woods End Road Historic District |
| Woodward Institute |
| Wood Worsted Mill |
| Worcester Asylum and related buildings |
| Worcester Bleach and Dye Works |
| Worthen, Daniel, House |
| Wright Cemetery |
| Wyman, George, House |
| Yale Avenue Historic District |
| Yarmouth Camp Ground Historic District |
| Zemaitis, Anthony, Three-Decker |
Data from United States Park Service and Wikidata