Massachusetts - Role: Building
| Winship, Charles, House |
| Winslow Congregational Church |
| Winslow-Haskell Mansion |
| Winslow, Isaac, House |
| Winslow, Luther, Jr., House |
| Winslow School and Littlefield Library |
| Winter Street School |
| Winthrop Building |
| Winthrop, Deane, House |
| Winthrop Street Baptist Church |
| Wirth, Jacob, Buildings |
| Wistariahurst |
| Wisteria Lodge |
| Withey, S. B., House |
| Woburn Public Library |
| Wollaston Branch, Thomas Crane Public Library |
| Wollaston Congregational Church |
| Wollaston Fire Station |
| Wollaston Theatre |
| Wollaston Unitarian Church |
| Wollison-Shipton Building |
| Woman's Club of Fall River |
| Wood, Ahijah, House |
| Woodberry-Quarrels House |
| Woodbridge, Thomas March, House |
| Woodbury, Peter, House |
| Wood, Charles, House |
| Wood, Ezra-Levi Warner Place |
| Wood, J. A., House |
| Woodland Farm-Leland House |
| Woodland Street Firehouse |
| Wood, Nathan, House |
| Woodridge House |
| Woodville School |
| Woodward Homestead |
| Woodward Institute |
| Woodward, John, House |
| Woodward, Rev. Samuel, House |
| Woodward, Robert Strong, House and Studio |
| Woodward, William, House |
| Woodworth House |
| Worcester Asylum and related buildings |
| Worcester Bleach and Dye Works |
| Worcester City Hall and Common |
| Worcester Corset Company Factory |
| Worcester County Courthouse |
| Worcester Five Cents Savings Bank |
| Worcester House |
| Worcester Market Building |
| Worcester State Hospital Farmhouse |
| Worcester Young Women's Christian Association |
| Working Boys Home |
| Worthen, Daniel, House |
| Worthy Hotel |
| WPA Field House |
| Wright House |
| Wright Memorial Library |
| Wright, Philemon/Asa Locke Farm |
| Wright's Tavern |
| Wyatt, George, House |
| Wyeth Brickyard Superintendent's House |
| Wyeth, John, House |
| Wyeth-Smith House |
| Wyman, Francis, House |
| Wyman, George, House |
| Wyoming Mills |
| YMCA |
| Youth's Companion Building |
| YWCA Boston |
| YWCA of Worcester |
| Zemaitis, Anthony, Three-Decker |
Data from United States Park Service and Wikidata
