Somerville, Massachusetts
City
Davis Square, Somerville
Davis Square, Somerville
Official seal of Somerville, Massachusetts
Seal
Motto(s): "Municipal Freedom Gives National Strength"
Location in Middlesex County in Massachusetts
Location in Middlesex County in Massachusetts
Somerville, Massachusetts is located in the US
Somerville, Massachusetts
Somerville, Massachusetts
Location in the United States
Coordinates: 42°23′15″N 71°06′00″W
CountryUnited States
StateMassachusetts
CountyMiddlesex
Settled1630
Incorporated1842
Government
 • TypeMayor-council
 • MayorJoseph Curtatone
Area
 • Total4.2 sq mi (10.9 km2)
 • Land4.1 sq mi (10.6 km2)
 • Water0.1 sq mi (0.3 km2)
Elevation12 ft (4 m)
Population (2010)
 • Total75,754
 • Estimate (2016)[2]81,322
 • Density18,000/sq mi (6,900/km2)
 • DemonymSomervillian, Villen[1]
Time zoneEastern (UTC-5)
 • Summer (DST)Eastern (UTC-4)
ZIP codes02143, 02144, 02145
Area code(s)617 / 857
FIPS code25-62535
GNIS ID0612815
Websitesomervillema.gov