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> Massachusetts > Arlington
| City : | Arlington |
| County : | Amelia County, Giles County, Lincoln County, Middlesex County, Napa County, Pamlico County, Rio Grande County, Socorro County |
| State : | Massachusetts (MA) |
| Land Area : | 5.15 sq mi |
| Water Area : | 0.35 sq mi |
| Latitude : | 42.4187215 |
| Longitude : | -71.1639124 |
| Population (2010): | 42,844 |
| Population Estimate (2012) : | 42,952 |
| Population Density : | 8,325.77/sq mi |
| Housing Units (2012) : | 19,974 |
| Median Household Income (2012) : | $87,525 (Massachusetts : $66,658, USA : $53,046) |
| Median Family Income (2012) : | $111,086 (Massachusetts : $84,380, USA : $64,585) |
| Median House Price (2012) : | $490,200 (Massachusetts : $335,500, USA : $181,400) |