Somerville, New Jersey

Somerville population, 2020 to 2024

Somerville added 2,071 residents from July 2020 to July 2024, a change of +16.8%. In the latest year it moved by +187. Among 194 New Jersey places of 5,000 or more, that growth ranks 2nd; the median place changed by +1.8%. The median place of 5,000+ in New Jersey has 11,231 people, so Somerville is 1.3 times that size.

Somerville covers 2.34 square miles of land and 0.03 of water, for 6,166 people per square mile of land. The median New Jersey place of 5,000+ has 4,474, so Somerville is denser than the typical town.

What county Somerville is in

All of Somerville's residents live in Somerset County, which had 357,467 residents in 2024. Somerville holds 4.0% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Somerville

1 ZIP Code Tabulation Area (ZCTA) overlaps Somerville by at least 10% of the ZCTA's or the borough's land: 08876. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a borough that annexed land after 2020 may reach into ZIP codes not listed here.

Where Somerville is

The Census internal point of Somerville is at 40.569700, -74.607700. Trenton, the capital, is 25.3 miles SSW in a straight line. The nearest larger place is Middlesex, NJ (14,874 people), 5.8 miles away. The nearest city of 100,000 or more is Elizabeth, NJ, 22.7 miles away.

Daylight in Somerville

At 40.57° N, Somerville gets about 15 h 05 min of daylight around the June solstice and 9 h 16 min around the December solstice, a swing of 5 h 49 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Somerville

The eight nearest incorporated places of 1,000+ in New Jersey, measured between internal points. The closest is Raritan, 2.0 miles away, with 8,584 people.