| County : | Delaware County |
| State : | Oklahoma (OK) |
| Land Area : | 738.17 sq mi |
| Water Area : | 54.13 sq mi |
| Latitude : | 36.3933694 |
| Longitude : | -94.8082060 |
| Population (2010): | 41,487 |
| Population Estimate (2012) : | 41,332 |
| Population Density : | 56.20/sq mi |
| Housing Units (2012) : | 24,818 |
| Median Household Income (2012) : | $36,423 (Oklahoma : $44,891, USA : $53,046) |
| Median Family Income (2012) : | $45,157 (Oklahoma : $56,068, USA : $64,585) |
| Median House Price (2012) : | $99,600 (Oklahoma : $110,800, USA : $181,400) |
Delaware County Cities / Towns
| Bernice Town (562) | Brush Creek (35) | Bull Hollow (67) |
| Butler (117) | Cayuga (140) | Cleora (1,463) |
| Cloud Creek (121) | Colcord Town (815) | Copeland (1,629) |
| Deer Lick (46) | Dennis (195) | Dodge (115) |
| Dripping Springs (50) | Drowning Creek (155) | Flint Creek (732) |
| Grove City (6,623) | Indianola (48) | Jay City (2,448) |
| Kansas Town (802) | Kenwood (1,224) | Ketchum Town (442) |
| Leach (237) | New Eucha (405) | Oaks Town (288) |
| Old Eucha (52) | Rocky Ford (61) | Sycamore (177) |
| Tagg Flats (13) | Twin Oaks (198) | West Siloam Springs Town (846) |
| White Water (80) | Zena (122) |
Delaware County Zip Codes
| 74331 (7,258) | 74338 (5,480) | 74342 (2,927) |
| 74344 (14,412) | 74346 (7,864) | 74347 (2,593) |
| 74359 (656) | 74364 (1,750) | 74365 (5,110) |
| 74366 (1,474) | 74368 (117) | 74370 (3,537) |
| 74964 (2,834) |