Arkansas - Criteria: C (architecture/engineering)
| Bottoms House |
| Bounds Building |
| Boyd, Thomas Sloan, House |
| Boyle Park |
| Bozeman House |
| BPOE Elks Club |
| Bradford City Hall-Byers Masonic Lodge |
| Bradley County Courthouse and Clerk's Office |
| Bragg Guesthouse |
| Braithwaite House |
| Bratt-Smiley House |
| Brazeale Homestead |
| Breedlove House and Water Tower |
| Brewer, A. B., Building |
| Brewer, Adrian, Studio |
| Brewer, John F., House |
| Brewer School |
| Bristow Hotel |
| Bromley-Mills-Treece House |
| Brookes, Bishop, House |
| Brooks House |
| Brown, Dr. Charles Fox, House |
| Brown House |
| Brown House |
| Brown, Joe, House and Farmstead |
| Brown, Samuel, House |
| Brown, W. C., House |
| Brundidge Building |
| Bryan House |
| Bryan House No. 2 |
| Bryan, Noah, Store |
| Bryant-Lasater House |
| Buckeye Vista Overlook |
| Buercklin, Dr. F.W., House |
| Buffalo, Cecil M., Jr., House |
| Buffalo River State Park |
| Buffington, Dr. T.E., House |
| Buhler House |
| Buhrman-Pharr Hardware Company Historic District |
| Building Number 29 |
| Bunch Store |
| Bunch-Walton Post #22 American Legion Hut |
| Bunckley, W. R., House |
| Burdette School Complex Historic District |
| Burkett, Capt. John T., House |
| Burnett House |
| Burton, P.D., House |
| Bush-Dubisson House |
| Business Administration Building-University of Arkansas, Fayetteville |
| Butchie's Drive-In |
| Butler, Dr. John L., House |
| Butler-Matthews Homestead |
| Byrd, Samuel D., Sr., Homestead |
| Cabin No. 1 |
| Cache River Bridge |
| Caddo Valley Academy Complex |
| Caldwell Hall |
| Caldwell House |
| Calhoun County Courthouse |
| Calico Rock Historic District |
| Calico Rock Methodist Episcopal Church |
| Camden to Washington Road-Rosston Segment |
| Campbell Cemetery |
| Campbell-Chrisp House |
| Campbell House |
| Campbell House |
| Campbell Post Office-Kuykendall General Store |
| Camp Clearfork Historic District |
| Camp Crowder Gymnasium |
| Camp House |
| Camp Methodist Church |
| Camp Ouachita Girl Scout Camp Historic District |
| Canaan Baptist Church |
| Canehill College Building |
| Caney Springs Cumberland Presbyterian Church |
| Cannon Creek Bridge |
| Capital Hotel |
| Capitol-Main Historic District |
| Capps House |
| Caraway Hall-Arkansas Tech University |
| Carl House |
| Carlisle Rock Island Depot |
| Carl's Addition Historic District |
| Carlton House |
| Carmichael House |
| Carnahan House |
| Carolina Methodist Church |
| Carpenter Building |
| Carroll, A. R., Building |
| Carroll County Courthouse, Eastern District |
| Carter, Fred, House |
| Carter-Jones House |
| Cary House |
| Case, C. B., Motor Co. Building |
| Casey House |
| Castleberry-Harrington Historic District |
| Castleberry Hotel |
| Cavaness, Garvin, House |
| CCC Company 3767 Powder Magazine Historic District |
| Cedar Creek Bridge |
Data from United States Park Service and Wikidata
