| Zip Code : | 64491 |
| City : | Tarkio city |
| County : | Atchison County |
| State : | Missouri (MO) |
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| Land Area : | 112.80 sq mi |
| Water Area : | 0.04 sq mi |
| Latitude : | 40.4460453 |
| Longitude : | -95.3580542 |
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| Population (2010): | 1,875 |
| Population Estimate (2012) : | 1,909 |
| Population Density : | 16.62/sq mi |
| Housing Units (2012) : | 1,000 |
| Median Household Income (2012) : | $42,679 (Missouri : $47,333, USA : $53,046) |
| Median Family Income (2012) : | $51,250 (Missouri : $59,395, USA : $64,585) |
| Median House Price (2012) : | $70,800 (Missouri : $138,400, USA : $181,400) |