Arkansas - Significance region: Local
| Capitol-Main Historic District |
| Capitol View Neighborhood Historic District |
| Capps House |
| Caraway Hall-Arkansas Tech University |
| Carlisle Rock Island Depot |
| Carl's Addition Historic District |
| Carlton House |
| Carmichael House |
| Carmichael, Leslie and Anamiece, House |
| Carnahan House |
| Carolina Methodist Church |
| Carpenter Building |
| Carpenter Dam |
| Carroll, A. R., Building |
| Carroll County Courthouse, Eastern District |
| Carroll County Poor Farm Cemetery |
| Carter, Fred, House |
| Carter-Jones House |
| Carver Gymnasium |
| Cary House |
| Case, C. B., Motor Co. Building |
| Case-Shiras-Dearmore House |
| Casey House |
| Castleberry Building |
| Castleberry-Harrington Historic District |
| Castleberry Hotel |
| Cavaness, Garvin, House |
| CCC Company 3767 Powder Magazine Historic District |
| CCC Company 741 Powder Magazine Historic District |
| CCC Company 749 Powder Magazine |
| Cedar Creek Bridge |
| Cedar Grove School #81 |
| Cedarville School Building |
| Center Cross School |
| Center Valley Well House |
| Centerville United Methodist Church |
| Central Avenue Bridge |
| Central High School Neighborhood Historic District |
| Central Methodist Episcopal Church South |
| Central Texas Gravel Locomotive #210 |
| Century Flyer |
| Chalk Bluff |
| Chambers, Oscar, House |
| Chandler House |
| Chapel of the Transfiguration |
| Charleston Commercial Historic District |
| Charlotte Street Historic District |
| Charlton Bathhouse |
| Charlton Spillway-Dam |
| Chemistry Building-University of Arkansas, Fayetteville |
| Cherry Cemetery |
| Cherry House |
| Cherry-Luter Estate |
| Cherry Street Historic District |
| Chester Masonic Lodge and Community Building |
| Chicago Mill Company Office Building |
| Chicago, Rock Island, and Pacific Railroad Depot |
| Chicago. Rock Island & Pacific Railway Overpass |
| Chicot County Courthouse |
| Childers Farmstead |
| Chi Omega Chapter House |
| Chi Omega Greek Theatre-University of Arkansas, Fayetteville |
| Chism, Dr. Stephen N., House |
| Chisum House |
| Choctaw Route Station |
| Chrisco, Melvin, House |
| Churchill-Hilger House |
| Church of Christ |
| Citizens Bank Building |
| Citizens Building |
| City Cemetery |
| City Hall |
| Clack House |
| Clarendon Methodist-Episcopal Church South |
| Clark County Library |
| Clarke-Harrell-Burson House |
| Clark, Joe Marsh and Maxine, House |
| Clark-King House |
| Clarksville Commercial Historic District |
| Clarksville High School Building No. 1 |
| Clary, J. W. and Ann Lowe, House |
| Clayborn, John Henry, House |
| Clay County Courthouse, Western District |
| Clay, Dr., House |
| Clayton, W. H. H., House |
| Clear Springs Tabernacle |
| Cleburne County Courthouse |
| Cleburne County Farm Cemetery |
| Cleveland Arms Apartment Building |
| Cleveland County Clerk's Building |
| Cleveland County Courthouse |
| Clifton and Greening Streets Historic District |
| Clifton, John, House |
| Clinton, Bill, Boyhood Home |
| Clinton Commercial Historic District |
| Clover Bend High School |
| Clover Bend Historic District |
| Coal Gap School |
| Cobb, Pattie, Hall |
| Cogburn Dipping Vat |
Data from United States Park Service and Wikidata
