| County : | Adair County |
| State : | Oklahoma (OK) |
| Land Area : | 573.47 sq mi |
| Water Area : | 3.58 sq mi |
| Latitude : | 35.8975000 |
| Longitude : | -94.6516708 |
| Population (2010): | 22,683 |
| Population Estimate (2012) : | 22,470 |
| Population Density : | 39.55/sq mi |
| Housing Units (2012) : | 9,142 |
| Median Household Income (2012) : | $31,287 (Oklahoma : $44,891, USA : $53,046) |
| Median Family Income (2012) : | $37,800 (Oklahoma : $56,068, USA : $64,585) |
| Median House Price (2012) : | $74,600 (Oklahoma : $110,800, USA : $181,400) |
Adair County Cities / Towns
| Bell (535) | Cherry Tree (883) | Chewey (135) |
| Christie (218) | Elm Grove (198) | Fairfield (584) |
| Greasy (372) | Lyons Switch (288) | Marietta (106) |
| Mulberry (138) | Old Green (315) | Peavine (423) |
| Piney (115) | Proctor (231) | Rocky Mountain (420) |
| Salem (112) | Stilwell City (3,949) | Titanic (356) |
| Watts Town (324) | Wauhillau (345) | West Peavine (218) |
| Westville Town (1,639) | Zion (41) |
Adair County Zip Codes
| 74338 (5,480) | 74347 (2,593) | 74457 (608) |
| 74931 (1,411) | 74948 (12,788) | 74960 (13,643) |
| 74964 (2,834) | 74965 (5,170) |