Milltown, New Jersey

Milltown population, 2020 to 2024

Milltown added 149 residents from July 2020 to July 2024, a change of +2.1%. In the latest year it moved by +96. Among 194 New Jersey places of 5,000 or more, that growth ranks 76th; the median place changed by +1.8%. The median place of 5,000+ in New Jersey has 11,231 people, so Milltown is 64% of it.

Milltown covers 1.55 square miles of land and 0.04 of water, for 4,626 people per square mile of land. The median New Jersey place of 5,000+ has 4,474, so Milltown is close to the typical town.

What county Milltown is in

All of Milltown's residents live in Middlesex County, which had 890,119 residents in 2024. Milltown holds 0.8% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Milltown

1 ZIP Code Tabulation Area (ZCTA) overlaps Milltown by at least 10% of the ZCTA's or the borough's land: 08850. 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 Milltown is

The Census internal point of Milltown is at 40.450200, -74.434800. Trenton, the capital, is 23.2 miles SW in a straight line. The nearest larger place is New Brunswick, NJ (57,487 people), 2.5 miles away. The nearest city of 100,000 or more is Elizabeth, NJ, 19.6 miles away.

Daylight in Milltown

At 40.45° N, Milltown gets about 15 h 04 min of daylight around the June solstice and 9 h 17 min around the December solstice, a swing of 5 h 47 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Milltown

The eight nearest incorporated places of 1,000+ in New Jersey, measured between internal points. The closest is New Brunswick, 2.6 miles away, with 57,487 people.