Arkansas - Criteria: C (architecture/engineering)
| Powhatan Courthouse |
| Powhatan Jail |
| Prairie County Courthouse |
| Prairie Grove Airlight Outdoor Telephone Booth |
| Prairie Grove Cemetery Historic Section |
| Prairie Grove Commercial Historic District |
| Prescott City Jail |
| Prescott Commercial Historic District |
| President's House |
| President's House |
| Price Produce and Service Station |
| Prigmore House |
| Princedom Cabin |
| Prince House |
| Prospect Terrace Apartments |
| Prosperity Baptist Church |
| Pruitt, Pinky, Barn |
| Pruniski House |
| Puddephatt House |
| Pugh House |
| Pugh, T. R., Memorial Park |
| Pulaski County Courthouse |
| Putman Cemetery |
| Pyatt Tunnel |
| Pyeatte, Henry, House |
| Pyeatte House |
| Quapaw-Prospect Historic District |
| Quattlebaum-Pelletier House |
| Quell House |
| Quigley's Castle |
| Rabbits Foot Lodge |
| Ragland House |
| Railroad Call Historic District |
| Railroad Cottage |
| Rainey, Matthew, House |
| Randolph County Courthouse |
| Raney House |
| Ransom, Edward, Farmstead, Livestock and Equipment Barn |
| Rapillard House |
| Ravenden Springs School |
| Ray, Sam, House |
| Ready, E. S., House |
| Rector House |
| Rector Log Barn |
| Rector Waterworks Building |
| Redman, Oscar, Building |
| Reed, Will, Farm House |
| Reeves House |
| Reeves, W. F., House |
| Reichardt House |
| Reid House |
| Remmel Apartments |
| Remmel Apartments |
| Remmel Apartments |
| Remmel Flats |
| Retan, Albert, House |
| Retan House |
| Revel General Store |
| Rhew, J. C., Co. Packing Shed |
| Rialto Theater |
| Rialto Theatre |
| Rice House |
| Rice, James A., House |
| Riceland Hotel |
| Rice-Upshaw House |
| Richardson-Turner House |
| Ridge House |
| Ridgeway Hotel Historic District |
| Rife Farmstead |
| Rife House |
| Riggs-Hamilton American Legion Post No. 20 |
| Rison Cities Service Station |
| Rison Texaco Service Station |
| Ritchie Grocery Building |
| Rivervale Inverted Siphons |
| Riviera Hotel |
| Roasting Ear Church and School |
| Robertson Drugstore |
| Robertson House |
| Robins, Frank E., House |
| Robinson, Dr., House |
| Robinson Historic District |
| Robinson, Joseph Taylor, Memorial Auditorium |
| Robins, Reuben W., House |
| Rock Building |
| Rock Island-Argenta Depot |
| Rock Island Depot |
| Rocky Branch School |
| Rogers City Hall |
| Rogers, Horace Franklin, House |
| Rogers House |
| Rogers Post Office Building |
| Ronoake Baptist Church |
| Rose Building |
| Rosedale Plantation Barn |
| Roselawn |
| Roselawn Memorial Park Gatehouse |
| Rosenwald School |
| Rose, U. M., School |
| Roth-Rosenzweig House |
Data from United States Park Service and Wikidata
