Utah - Area of significance: Architecture
| Birch, Annie, House |
| Bird, Edward, House |
| Bird, Roswell Darius, Sr., House |
| Black, John, House |
| Blackley, George, House |
| Blake, Wallace, House |
| Blood, Henry, House |
| Bluff Historic District |
| Bogan Boarding House |
| Bohn, Joseph, House |
| Bonner, George, Jr., House |
| Bonner, George, Sr., House |
| Bonner, William, House |
| Booth, John E., House |
| Booth, Oscar M., House |
| Booth-Parsons House |
| Borden Company Plant |
| Boulevard Gardens Historic District |
| Bountiful Historic District |
| Bountiful Tabernacle |
| Bourne, Ernie and Irmgard, House |
| Bowman-Chamberlain House |
| Box Elder County Courthouse |
| Box Elder Stake Tabernacle |
| Boyden Block |
| Boyden, John, House |
| Boyter, Alexander, House |
| Boyter, James, House |
| Boyter, James, Shop |
| Bradford, Rawsel and Jane, House |
| Bradshaw, George Albert, House |
| Bradshaw, George, House and Joshua Salisbury/George Bradshaw Barn |
| Brady-Brady House |
| Bramwell, George Walter Jr. and Isabelle, House |
| Brigham City Fire Station/City Hall |
| Brigham City Historic District |
| Brigham City Mercantile and Manufacturing Association Mercantile Store |
| Bringhurst, William and Ann, House |
| Brinton-Dahl House |
| Brinton, David B., House |
| Broadway Hotel |
| Brown, George M., House |
| Browning Apartments |
| Brown, Otis L., House |
| Bryce Canyon Airport |
| Bryce Canyon Lodge and Deluxe Cabins |
| Bryce Inn |
| Bryner, Albert and Mariah, House |
| Buck, John W., House |
| Buehler, John H. and Agnes, House |
| Building 225-Airplane Repair Hangar |
| Bullock, Edward “Bob” and Mertilla, House |
| Burnham, James and Amy, Farmstead |
| Burns-Wood House |
| Burton, Harold W. and Evelyn, House |
| Burt, William, House |
| Butler School Teachers Dormitory |
| Butler-Wallin House |
| Butler Wash Archeological District |
| Butler, William F., House |
| Cable Creek Bridge |
| Caffrey and Davis Furniture Company-Senior Hotel |
| Cahoon, John P., House |
| Campbell, William, House |
| Camp Williams Hostess House/Officers' Club |
| Canaan Gap Archaeological District |
| Candland, W.D., House |
| Cannon, George M., House |
| Capener, William, House |
| Capitol Building |
| Capitol Hill Historic District |
| Caretaker's Cabin |
| Carling, Benedictus, House |
| Casino Theatre |
| Cassidy, James, House |
| Castle Dale School |
| Casto, Santa Anna, House |
| Cathedral of the Madeleine |
| Cavanaugh, James House |
| Cedar City Historic District |
| Cedar City Railroad Depot |
| Cedar Fort School |
| Centennial Home |
| Central City Historic District |
| Chaffin, Henry and Leatha, House |
| Chapman Branch Library |
| Cheesman, Morton A., House |
| Chipman, Delbert and Ora, House |
| Chipman, Henry & Elizabeth Parker, House |
| Christeele Acres Historic District |
| Christensen, Herbert & Lillian, House |
| Christensen, Paul C., House |
| Christopherson, William, House |
| City Creek Canyon Historic District |
| Clark, Isaac C. and Dorothy S., House |
| Clark Lane Historic District |
| Clark, Peter, House |
| Clarkston Tithing Granary |
| Clark-Taylor House |
| Clegg, Peter, House |
Data from United States Park Service and Wikidata
