New Jersey · Census place 3436480

Keansburg, New Jersey

Keansburg is a borough in Monmouth County, New Jersey with an estimated 9,689 residents on July 1, 2024. It is the 119th largest of 294 incorporated places of 1,000+ people in the state.

Population 2024
9,689
#119 of 294 in New Jersey
Change since 2020
-0.6%
-60 people
Land area
1.1 sq mi
+ 15.37 sq mi water
Density
9,055 / sq mi
State median 4,474
Orange pin: Keansburg. Shaded: its county. Dark pin: Trenton.

Keansburg population, 2020 to 2024

Keansburg lost 60 residents from July 2020 to July 2024, a change of -0.6%. In the latest year it moved by +2. Among 194 New Jersey places of 5,000 or more, that growth ranks 183rd; the median place changed by +1.8%. The median place of 5,000+ in New Jersey has 11,231 people, so Keansburg is 86% of it.

9,74920209,77720219,72320229,68720239,6892024
July 1 estimates. The April 2020 estimates base was 9,767. The axis starts above zero so yearly changes are visible.

Keansburg covers 1.07 square miles of land and 15.37 of water, for 9,055 people per square mile of land. The median New Jersey place of 5,000+ has 4,474, so Keansburg is denser than the typical town.

What county Keansburg is in

All of Keansburg's residents live in Monmouth County, which had 647,520 residents in 2024. Keansburg holds 1.5% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Keansburg

1 ZIP Code Tabulation Area (ZCTA) overlaps Keansburg by at least 10% of the ZCTA's or the borough's land: 07734. 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 Keansburg is

The Census internal point of Keansburg is at 40.451900, -74.155600. Trenton, the capital, is 35.4 miles WSW in a straight line. The nearest larger place is Matawan, NJ (9,739 people), 5.1 miles away. The nearest city of 100,000 or more is Elizabeth, NJ, 15.0 miles away.

Internal point

Decimal
40.451900, -74.155600
DMS
40°27'6.84"N 74°09'20.16"W
UTM
18N 571600.8E 4478258.0N
Geohash
dr5q0s193
Plus code
87G7FR2V+QQ

Daylight in Keansburg

At 40.45° N, Keansburg 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 Keansburg

The eight nearest incorporated places of 1,000+ in New Jersey, measured between internal points. The closest is Union Beach, 0.8 miles away, with 5,691 people.

Questions people ask

What is the population of Keansburg, NJ?

9,689 on July 1, 2024, in the Census Vintage 2024 estimates. That is down 60 (0.6%) from 9,749 in July 2020.

What county is Keansburg in?

Monmouth County. All of its residents live in that county.

What ZIP codes cover Keansburg?

1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 07734.

How far is Keansburg from Trenton?

35.4 miles (57.0 km) in a straight line, heading WSW from Keansburg.

What is the nearest larger city to Keansburg?

Matawan, NJ, with 9,739 residents, 5.1 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

  1. 01Census Vintage 2024 subcounty population estimates
  2. 02Census 2024 Gazetteer, places
  3. 03Census 2020 ZCTA to place relationship file
  4. 04Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.