Hopatcong, New Jersey

Hopatcong population, 2020 to 2024

Hopatcong added 420 residents from July 2020 to July 2024, a change of +2.9%. In the latest year it moved by +110. Among 194 New Jersey places of 5,000 or more, that growth ranks 50th; the median place changed by +1.8%. The median place of 5,000+ in New Jersey has 11,231 people, so Hopatcong is 1.3 times that size.

Hopatcong covers 10.88 square miles of land and 1.53 of water, for 1,356 people per square mile of land. The median New Jersey place of 5,000+ has 4,474, so Hopatcong is less dense than the typical town.

What county Hopatcong is in

All of Hopatcong's residents live in Sussex County, which had 147,444 residents in 2024. Hopatcong holds 10.0% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Hopatcong

3 ZIP Code Tabulation Areas (ZCTAs) overlap Hopatcong by at least 10% of the ZCTA's or the borough's land: 07821, 07843, 07874. 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 Hopatcong is

The Census internal point of Hopatcong is at 40.951600, -74.662400. Trenton, the capital, is 50.7 miles S in a straight line. The nearest larger place is Dover, NJ (18,909 people), 7.1 miles away. The nearest city of 100,000 or more is Paterson, NJ, 26.2 miles away.

Daylight in Hopatcong

At 40.95° N, Hopatcong gets about 15 h 07 min of daylight around the June solstice and 9 h 14 min around the December solstice, a swing of 5 h 54 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Hopatcong

The eight nearest incorporated places of 1,000+ in New Jersey, measured between internal points. The closest is Mount Arlington, 2.4 miles away, with 5,979 people.