| County : | Atchison County |
| State : | Kansas (KS) |
| Land Area : | 431.17 sq mi |
| Water Area : | 2.65 sq mi |
| Latitude : | 39.5325441 |
| Longitude : | -95.3133975 |
| Population (2010): | 16,924 |
| Population Estimate (2012) : | 16,854 |
| Population Density : | 39.25/sq mi |
| Housing Units (2012) : | 6,990 |
| Median Household Income (2012) : | $45,666 (Kansas : $51,273, USA : $53,046) |
| Median Family Income (2012) : | $57,335 (Kansas : $64,731, USA : $64,585) |
| Median House Price (2012) : | $87,800 (Kansas : $127,400, USA : $181,400) |
Atchison County Cities / Towns
| Atchison City (11,021) | Effingham City (546) | Huron City (54) |
| Lancaster City (298) | Muscotah City (176) |
Atchison County Zip Codes
| 66002 (13,755) | 66016 (519) | 66023 (1,124) |
| 66041 (725) | 66058 (393) | 66060 (1,122) |
| 66088 (2,457) | 66424 (610) | 66436 (5,879) |
| 66439 (2,747) |