| County : | Allen County |
| State : | Kansas (KS) |
| Land Area : | 500.30 sq mi |
| Water Area : | 5.02 sq mi |
| Latitude : | 37.8842285 |
| Longitude : | -95.3009448 |
| Population (2010): | 13,371 |
| Population Estimate (2012) : | 13,364 |
| Population Density : | 26.73/sq mi |
| Housing Units (2012) : | 6,226 |
| Median Household Income (2012) : | $39,714 (Kansas : $51,273, USA : $53,046) |
| Median Family Income (2012) : | $50,201 (Kansas : $64,731, USA : $64,585) |
| Median House Price (2012) : | $63,400 (Kansas : $127,400, USA : $181,400) |
Allen County Cities / Towns
| Bassett City (14) | Elsmore City (77) | Gas City (564) |
| Humboldt City (1,953) | Iola City (5,704) | La Harpe City (578) |
| Mildred City (28) | Moran City (558) | Savonburg City (109) |
Allen County Zip Codes
| 66015 (782) | 66039 (628) | 66716 (567) |
| 66720 (11,299) | 66732 (291) | 66748 (2,750) |
| 66749 (7,974) | 66751 (849) | 66755 (1,178) |
| 66772 (253) |