Arkansas - Role: Building
| Centennial Baptist Church |
| Center Cross School |
| Centerville United Methodist Church |
| Central Methodist Episcopal Church South |
| Central Presbyterian Church |
| Chambers, Oscar, House |
| Chandler House |
| Chapel of the Transfiguration |
| Charlton Bathhouse |
| Chemistry Building-University of Arkansas, Fayetteville |
| Cherry House |
| Cherry-Luter Estate |
| Chester Masonic Lodge and Community Building |
| Chicago Mill Company Office Building |
| Chicago, Rock Island, and Pacific Railroad Depot |
| Chicot County Courthouse |
| Childers Farmstead |
| Chi Omega Chapter House |
| Chism, Dr. Stephen N., House |
| Chisum House |
| Choctaw Route Station |
| Chrisco, Melvin, House |
| Christ the King Church |
| Churchill-Hilger House |
| Church of Christ |
| Citizens Bank Building |
| Citizens Building |
| City Hall |
| Clack House |
| Clarendon Methodist-Episcopal Church South |
| Clark County Courthouse |
| Clark County Library |
| Clarke-Harrell-Burson House |
| Clark House |
| Clark, Joe Marsh and Maxine, House |
| Clark-King House |
| Clarksville High School Building No. 1 |
| Clarksville National Guard Armory |
| 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 |
| Cleveland Arms Apartment Building |
| Cleveland County Clerk's Building |
| Cleveland County Courthouse |
| Clifton, John, House |
| Climber Motor Car Factory, Unit A |
| Clinton, Bill, Birthplace |
| Clinton, Bill, Boyhood Home |
| Clinton House |
| Clover Bend High School |
| Coal Gap School |
| Coats School |
| Cobb, Pattie, Hall |
| Coca-Cola Building |
| Coger House |
| Cold Springs School |
| Cold Water School |
| Collier Springs Shelter |
| Collison House |
| Collums-Baker House |
| Columbia County Courthouse |
| Columbia County Jail |
| Combs, Nathan, House |
| Commandant's House |
| Commercial Hotel |
| Commercial Hotel |
| Community Center #1 |
| Community Mausoleum, Elmwood Cemetery |
| Community Theatre |
| Compton-Wood House |
| Concord School House |
| Confederate State Capitol |
| Connelly-Harrington House |
| Conway County Courthouse |
| Conway County Library |
| Conway Hotel |
| Cook-Morrow House |
| Cooley, Sam, Barn |
| Coolidge House |
| Copeland, Henry, House |
| Copeland, Wesley, House |
| Cornish House |
| Cotter High School Gymnasium, Old |
| Cotton Belt Railroad Depot-Fordyce |
| Cotton Belt Railroad Office Building |
| Cotton, Dr. J. O., House |
| Cotton, Thomas James, House |
| Cottonwood School #45 |
| Couch, Harvey C., School |
| Couch-Marshall House |
| Council Grove Methodist Church |
| County Line School and Lodge |
| Cove Lake Bathhouse |
| Cove Tourist Court |
| Cowdrey House |
| Cowling, Judge Jefferson Thomas, House |
Data from United States Park Service and Wikidata
