Maine - Architectural style - Federal architecture
| Prouty, Jed, Tavern and Inn |
| Quimby, Dr. Samuel, House |
| Randall-Hildreth House |
| Randall, Jacob, House |
| Readfield Union Meeting House |
| Record, E.C. and M.I., Homestead |
| Redington House |
| Reed, G. W., Travellers Home |
| Riggs, Benjamin, House |
| Riggs-Zorach House |
| Riverview House |
| Robinson-Parsons Farm |
| Russwurm, John B., House |
| Sargent-Roberts House |
| Southgate Farm |
| Spite House |
| Sproul Homestead |
| Squire Tarbox House |
| St. Patrick's Catholic Church |
| Surry Town Hall |
| Tappan-Viles House |
| Thacher-Goodale House |
| Thatcher, Henry Knox, House |
| Treat, Nathaniel, House |
| Tufts House |
| Ulmer, George, House |
| Union Church |
| Union Meeting House |
| Union Meeting House, (Former) |
| Universalist-Unitarian Church |
| U.S. Customhouse |
| Valley Lodge |
| Wadsworth Hall |
| Wallingford Hall |
| Warren, David, House |
| Webb, John and Maria, House |
| Welch, Andrew, Homestead |
| Weston, Daniel, Homestead |
| Weston Homestead |
| Weston, Samuel, Homestead |
| Whitney, Capt. Joel, House |
| Wiley, Benjamin, House |
| Williams, Gen. John, House |
| Young, Daniel, House |
Data from United States Park Service and Wikidata
