Massachusetts - Role: Building
| Jefferson School |
| Jenckes, E. N., Store |
| Jenison, Robert, House |
| Jenkins, Benjamin, House |
| Jenkins, Franklin B., House |
| Jenkins, Franklin B., House |
| Jenkins, John, Homestead |
| Jenkins, Joseph, House |
| Jenkins-Whelden Farmstead |
| Jennison, Joshua, House |
| Jesus Marie Convent |
| Jewell, David L., House |
| Jewett Piano Company Building |
| John Adams Courthouse |
| John Fitzgerald Kennedy National Historic Site |
| John F. Kennedy Federal Building |
| Johnson, Capt. Timothy, House |
| Johnson, Edwin C., House |
| Johnson, Edwin, Three-Decker |
| Johnson House |
| Johnson, John and Edward, Three-Decker |
| Johnson, John, Three-Decker |
| Johnson, J. V., House |
| Johnson Manufacturing Company |
| Johnson, Nathan and Mary (Polly), Properties |
| Johnson, Newell D., House |
| Johnson, Paul, Three-Decker |
| Johnson School |
| Johnson-Thompson House |
| John Winthrop Chambers, The |
| Jones Block |
| Jones, Colonel Timothy, House |
| Jones, John, House |
| Jones, Marshall W., House |
| Jones Tavern |
| Jones, Thomas W., House |
| Jones, William R., House |
| Jordan, Dr. Charles, House |
| Joseph Fenno House-Woman's Friend Society |
| Joshua Bates School |
| J. R. Torrey Razor Co. and J. R. Torrey & Co. Manufacturing Facility |
| Judkins, Amos, House |
| Judson-Litchfield House |
| Judson-Taft House |
| Kaller, Erick, Three-Decker |
| Kaller, Erick, Three-Decker |
| Katz and Leavitt Apartment House |
| Keene, Walter, House |
| Kelley, Mercelia Evelyn Eldridge, House |
| Kemp Barn |
| Kemp Place |
| Kendall, Deacon Thomas, House |
| Kenmore |
| Kennedy, F. A., Steam Bakery |
| Kennedy-Worthington Blocks |
| Kenney, David, House |
| Kensely, J., House |
| Kenwyn Apartments |
| Kessler, William F., House |
| Keyes, Amos, House |
| Keyes, Jonathan, Sr. House |
| Kidder-Sargent-McCrehan House |
| Kilmer Street Fire Station |
| Kilsyth Terrace |
| Kimball, C. Henry, House |
| Kimball, Solomon, House |
| Kimball, W.W., House |
| King Caesar House |
| King House |
| Kingman, Gardner J., House |
| King Philip Mills |
| Kingsbury House |
| Kingsbury-Whitaker House |
| King's Chapel |
| Kingsley, Chester, House |
| Kingsley House |
| Kinney, A., House |
| Kistler House |
| Kittredge, Alvah, House |
| Kittredge Mansion |
| Knapp, Job, House |
| Knapp, Seth, Jr. House |
| Knight, Elisha, Homestead |
| Knight, R. A.-Eugene Lacount House |
| Knowles, Lucius, House |
| Knowlton Hat Factory |
| Kugel, Peter, House |
| Kunhardt, George, Estate |
| LaCroix-Mosher House |
| Lafayette-Durfee House |
| Laflin-Phelps Homestead |
| Lakeside Cemetery Chapel |
| Lake, Stanley, House |
| Lake Street Fire Station |
| Lambert, Thomas, House |
| Lamson, Newton, House |
| Lamson, Rufus, House |
| Landlord Fowler Tavern |
| Lane, Anthony, House |
| Lane, David, House |
Data from United States Park Service and Wikidata
