| County : | Franklin County |
| State : | Kansas (KS) |
| Land Area : | 571.75 sq mi |
| Water Area : | 5.38 sq mi |
| Latitude : | 38.5580187 |
| Longitude : | -95.2789618 |
| Population (2010): | 25,992 |
| Population Estimate (2012) : | 25,916 |
| Population Density : | 45.46/sq mi |
| Housing Units (2012) : | 11,147 |
| Median Household Income (2012) : | $50,240 (Kansas : $51,273, USA : $53,046) |
| Median Family Income (2012) : | $58,785 (Kansas : $64,731, USA : $64,585) |
| Median House Price (2012) : | $120,000 (Kansas : $127,400, USA : $181,400) |
Franklin County Cities / Towns
| Lane City (225) | Ottawa City (12,649) | Pomona City (832) |
| Princeton City (277) | Rantoul City (184) | Richmond City (464) |
| Wellsville City (1,857) | Williamsburg City (397) |
Franklin County Zip Codes
| 66006 (7,459) | 66033 (767) | 66042 (657) |
| 66064 (6,098) | 66067 (16,170) | 66076 (2,200) |
| 66078 (961) | 66079 (781) | 66080 (1,065) |
| 66092 (4,084) | 66095 (896) | 66528 (945) |