Maine - Area of significance: Art
| Badger, Samuel, Monument |
| Barrows-Steadman Homestead |
| Battleship Maine Monument |
| Bennett, Nathaniel and Elizabeth, House |
| Boynton High School, Former |
| Brewster, Royal, House |
| Brown, Harrison B., House |
| Burgess House |
| Butler, A. B., House |
| Church of Our Father |
| Clapp, Charles Q., House |
| Cleaves, Benjamin, House |
| Criterion Theatre |
| Dalton, Benjamin and Abigail, House |
| Deacon Hutchins House |
| Deering Estate Barn |
| Eastern Cemetery |
| Evergreen Cemetery |
| Flagg, James Montgomery, House |
| Free Will Baptist Church and Cemetery |
| Grant Family House |
| Hall, Enoch, House |
| Harris, Nathan, House |
| Hodgdon Site |
| Homer, Winslow, Studio |
| Jonathan Fisher Memorial |
| Jones, John Paul, Memorial Park |
| Kent, Rockwell, Cottage and Studio |
| Kora Temple |
| Leach, Philip, House |
| Longfellow, Henry Wadsworth, Monument |
| Mansion House, The |
| Mason, Dr. Moses, House |
| McCleary Farm |
| McLellan-Sweat Mansion |
| Morison, Capt. James, House |
| Mount Desert Island Hiking Trail System |
| Mount Hope Cemetery District |
| Olson House |
| Oxford Congregational Church and Cemetery |
| Paul Family Farm |
| Pittsfield Universalist Church |
| Portland Soldiers and Sailors Monument |
| Purington, Elisha, House |
| Readfield Union Meeting House |
| Rendezvous Point Burying Ground |
| Riggs-Zorach House |
| Rumford Point Congregational Church |
| Saint Saviour's Episcopal Church and Rectory |
| Spring Street Historic District |
| Stockton Springs Community Church |
| Tolman Cemetery |
| Walking Man Sign |
| Wallace-Haskell Homestead |
| Williams, John, House |
Data from United States Park Service and Wikidata
