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> Washington > Elk Plain
| City : | Elk Plain |
| County : | Pierce County |
| State : | Washington (WA) |
| Land Area : | 7.69 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 47.0445346 |
| Longitude : | -122.3653436 |
| Population (2010): | 14,205 |
| Population Estimate (2012) : | 14,645 |
| Population Density : | 1,846.88/sq mi |
| Housing Units (2012) : | 4,929 |
| Median Household Income (2012) : | $67,108 (Washington : $59,374, USA : $53,046) |
| Median Family Income (2012) : | $73,585 (Washington : $71,939, USA : $64,585) |
| Median House Price (2012) : | $221,200 (Washington : $272,900, USA : $181,400) |