Knowlton Township, New Jersey

Knowlton Township, New Jersey
An old barn in Knowlton Township, February 2008
Location of Knowlton Township in Warren County highlighted in yellow (right). Inset map: Location of Warren County in New Jersey highlighted in black (left).
Census Bureau map of Knowlton Township, New Jersey
Knowlton Township
Location in Warren County
Knowlton Township
Location in New Jersey
Knowlton Township
Location in the United States
Coordinates: 40°55′45″N 75°03′42″W / 40.929261°N 75.061796°W / 40.929261; -75.061796
Country United States
State New Jersey
CountyWarren
Royal charterFebruary 23, 1763
IncorporatedFebruary 21, 1798
Named afterThomas Knowlton or "knoll town"
Government
 • TypeTownship
 • BodyTownship Committee
 • MayorFrank VanHorn (R, term ends December 31, 2023)
 • Municipal clerkKailene Molion (acting)
Area
 • Total
25.33 sq mi (65.60 km2)
 • Land24.72 sq mi (64.03 km2)
 • Water0.60 sq mi (1.56 km2)  2.38%
 • Rank106th of 565 in state
5th of 22 in county
Elevation
528 ft (161 m)
Population
 (2020)
 • Total
2,894
 • Estimate 
(2023)
2,926
 • Rank453rd of 565 in state
14th of 22 in county
 • Density117.1/sq mi (45.2/km2)
  • Rank533rd of 565 in state
18th of 22 in county
Time zoneUTC−05:00 (Eastern (EST))
 • Summer (DST)UTC−04:00 (Eastern (EDT))
ZIP Codes
07825 – Blairstown
07832 – Columbia
07833 – Delaware
Area code908
FIPS code3404137320
GNIS feature ID0882241
Websiteknowlton-nj.com

Knowlton Township is a township in Warren County, in the U.S. state of New Jersey. As of the 2020 United States census, the township's population was 2,894, a decrease of 161 (−5.3%) from the 2010 census count of 3,055, which in turn reflected an increase of 78 (+2.6%) from the 2,977 counted in the 2000 census.