| Zip Code : | 99607 |
| City : | Lower Kalskag city, Upper Kalskag city |
| County : | Bethel Census Area |
| State : | Alaska (AK) |
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| Land Area : | 785.54 sq mi |
| Water Area : | 0.78 sq mi |
| Latitude : | 61.7408228 |
| Longitude : | -159.9679612 |
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| Population (2010): | 216 |
| Population Estimate (2012) : | 228 |
| Population Density : | 0.27/sq mi |
| Housing Units (2012) : | 87 |
| Median Household Income (2012) : | $41,563 (Alaska : $69,917, USA : $53,046) |
| Median Family Income (2012) : | $41,500 (Alaska : $81,752, USA : $64,585) |
| Median House Price (2012) : | $178,100 (Alaska : $237,900, USA : $181,400) |