| City : | Arlington City |
| County : | Snohomish County |
| State : | Washington (WA) |
| | |
| Land Area : | 9.25 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 48.1687979 |
| Longitude : | -122.1484252 |
| | |
| Population (2010): | 17,926 |
| Population Estimate (2012) : | 17,773 |
| Population Density : | 1,937.24/sq mi |
| Housing Units (2012) : | 6,929 |
| Median Household Income (2012) : | $61,817 (Washington : $59,374, USA : $53,046) |
| Median Family Income (2012) : | $69,087 (Washington : $71,939, USA : $64,585) |
| Median House Price (2012) : | $255,000 (Washington : $272,900, USA : $181,400) |