| Zip Code : | 66538 |
| City : | Oneida city, Seneca city |
| County : | Nemaha County |
| State : | Kansas (KS) |
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| Land Area : | 145.80 sq mi |
| Water Area : | 0.02 sq mi |
| Latitude : | 39.8505570 |
| Longitude : | -96.0446910 |
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| Population (2010): | 3,264 |
| Population Estimate (2012) : | 3,126 |
| Population Density : | 22.39/sq mi |
| Housing Units (2012) : | 1,486 |
| Median Household Income (2012) : | $44,097 (Kansas : $51,273, USA : $53,046) |
| Median Family Income (2012) : | $59,643 (Kansas : $64,731, USA : $64,585) |
| Median House Price (2012) : | $96,400 (Kansas : $127,400, USA : $181,400) |