Utah - Criteria: A (event)
| Johnson, William Derby, Jr., House |
| Jones, Frederick Issac and Mary M., House |
| Juab County Jail |
| Judd, John W., House |
| Julien, Denis, Inscription |
| Julien Incription Panel |
| Julien Inscription |
| Kanab Hotel and Cafe |
| Kanab (Union Pacific) Lodge |
| Kanosh Tithing Office |
| Kearns-St. Ann's Orphanage |
| Keith-O'Brien Building |
| Kimball Stage Stop |
| Kindred, Nephi and Annie, House |
| Kirk's Cabin Complex |
| Knapp, Morgan A. and Clarissa R., House |
| Knight-Finch House |
| Knudsen, Christian and Sarah, House |
| Knudson Brothers Building |
| Knudson, Jonathan and Jennie, House |
| Ladies Literary Club Clubhouse |
| Ladywood Apartments |
| La Frantz Apartments |
| Lagoon Roller Coaster |
| Lakeview Tithing Office |
| Larsen, Oluf, House |
| Lawrence Brothers and Company Store |
| Layton, George W., House |
| Layton, John Henry, House |
| Layton Oregon Short Line Railroad Station |
| Lee, Charles W. and Leah, House |
| Leeds CCC Camp Historic District |
| Leeds Tithing Office |
| Lefler-Woodman Building |
| Lehi Main Street Historic District |
| Lehi North Branch Meetinghouse |
| Lehi Roller Mills |
| Lehi Ward Tithing Barn-Centennial Hall |
| Lewis, John S. and Izola, House |
| Lewiston Community Building |
| Liberty Park |
| Lime Kilns |
| Lincoln Arms Apartments |
| Lincoln Highway Bridge |
| Loa Tithing Office |
| Logan High School Gymnasium |
| Logan LDS Sixth Ward Church |
| Logan Tabernacle |
| Logan Temple |
| Logan Temple Barn |
| Lollin Block |
| Loop C Comfort Station |
| Loop D Comfort Station |
| Lost Canyon Cowboy Camp |
| Luce, Henry, House |
| Lyons, Oscar F., House |
| Mabey, Albert and Celestine, House |
| Mabry-Van Pelt House |
| Madison Elementary School |
| Madsen, David and Evinda, House |
| Maeser School |
| Magna Community Baptist Church |
| Main Building of Dixie College |
| Mammoth Historic District |
| Manti Carnegie Library |
| Manti City Hall |
| Manti Motor Company Building |
| Manti National Guard Armory |
| Marriott, Anne P., House |
| Martin, Manfred and Ethel, House |
| Mattson, John and Mary, House |
| McBride-Sims Garage |
| McDonald, J. G., Chocolate Company Building |
| McGregor Apartments |
| McLachlan, William, Farmhouse |
| McPolin Farmstead |
| Meek, Benjamin and Olivia, House |
| Meeks-Green Farmstead |
| Meneray, William H. and Sarah D., House |
| Mickelsen, Joseph E. and Mina W., House |
| Mickelsen, S.J., Hardware Store and Lumber Yard |
| Mitchell, Alexander, House |
| Moab Cabin |
| Monroe City Hall |
| Monroe Presbyterian Church |
| Morgan High School Mechanical Arts Building |
| Morgan Union Pacific Depot |
| Mormon Flat Breastworks |
| Moroni High School Mechanical Arts Building |
| Moroni Opera House |
| Morrell, Lesley, Line Cabin and Corral |
| Morris, Josie Bassett, Ranch Complex |
| Mountain Meadows Massacre Site |
| Mountain View Auto Court |
| Mount Pleasant Carnegie Library |
| Mount Pleasant Commercial Historic District |
| Mount Pleasant High School Mechanical Arts Building |
| Mount Pleasant National Guard Armory |
| Moyle House and Indian Tower |
| Mt. Carmel School and Church |
Data from United States Park Service and Wikidata
