Warren County, New Jersey

Warren County: County in New Jersey, United States

About

Warren County is a county located in the U.S. state of New Jersey. As of the 2010 census, the population was 108,692 and a population density of 300 people per km². After 10 years in 2020 county had an estimated population of 105,624 inhabitants. Its county seat is Belvidere. The county was created 200 years ago in 1823.

Warren County locator map
Location of Warren County on New Jersey map.

Quick Facts about Warren County

Population : 105,624 (2020)
Country : United States of America
State : New Jersey (United States)
Different from : Warren County, Warren County, Warren County, Warren County, Warren County, Warren County, Warren County, Warren County, Warren County, Warren County, Warren County, Warren County, Warren County
Area : 362.86 km2
Water as percent of area : 1.64%
Land as percent of area : 98.36%
Named for : Joseph Warren
Capital : Belvidere
Establishment : January 01, 1824
Time Zone : Eastern Time Zone
Local time : 22:28:08 (18th March 2024)
Density : 291 Pop. per km² as of 2020
Population growth : -2.9% (2010-2020)
Delaware Water Gap image
Delaware Water Gap
Delaware Water Gap image

Geography

Warren County is located at 40°51'26"N 74°59'49"W (40.8572500, -74.9970200). It has 5 neighbors: Hunterdon County, Morris County, Bucks County, Monroe County and Northampton County.

Warren County map

The largest city of Warren County is Washington with a population of 6,498. Other cities include and Alpha population 2,263. See all Warren County cities & populated places.

Warren County Populated Places

Cities, towns, neighborhoods & other populated places in Warren County.

City Name Population Title
Phillipsburg 14,238 Town in New Jersey
Hackettstown 9,372 Town in Warren County, New Jersey, United States
Washington 6,498 Borough in Warren County, New Jersey, United States
Blairstown 5,701 Township in Warren County, New Jersey, United States of America
Allamuchy 4,751 Township in Warren County, New Jersey
Beattystown 4,554 Census designated place
Delaware 4,409 Census-designated place in Warren County, New Jersey, United States
Knowlton 2,930 Township in Warren County, New Jersey
Belvidere 2,563 Town in New Jersey
Oxford 2,426 Township in Warren County, New Jersey, United States
Alpha 2,263 Borough in Warren County, New Jersey
Hope 1,859 Census-designated place in Warren County, New Jersey, United States
Hardwick 1,620 Township in Warren County, New Jersey
Brass Castle 1,555 Census designated place

Warren County has 5 neighbours.

  • Belvidere
  • Allamuchy Township

Demographics

According to census records, the population of Warren County decreased by 2.9% in 10 years.

Year Population % Change Method
2010 108,692 - census
2011 108,142 -0.51% estimation process
2012 107,563 -0.54% estimation process
2013 106,897 -0.62% estimation process
2014 106,981 0.08% estimation process
2015 106,742 -0.22% estimation process
2016 106,059 -0.64% estimation process
2017 105,715 -0.33% estimation process
2018 105,528 -0.18% estimation process
2019 105,267 -0.25% estimation process
2020 105,624 0.34% estimation process

Comitatul Warren, Comte de Warren, Comté de Warren, Condado de Warren, Condado han Warren, Contea di Warren, Hrabstwo Warren, Okrug Voren, Oworen srjan, Quan Warren, Quận Warren, Uorren, Uorun, Vorren, Warren, Warren Kun, Warren Kūn, Warren konderria, Warren megye, raarena ka'unti, shhrstan warn nywjrsy, u~oren jun, wo lun xian, Воррен, Округ Ворен, Уоррен, Уорън, Ուորեն շրջան, شهرستان وارن، نیوجرسی, مقاطعة وارين, وارن کاؤنٹی، نیو جرسی, ৱারেন কাউন্টি, ウォーレン郡, 沃倫縣

People born in Warren County (4)

People born in Warren County, including politician Tom Harkin, politician Levi D. Jarrard, Chief Justice of the Supreme Court of Pennsylvania Henry Green, .

List

Other places with the same name (14)

New Jersey Other Counties (more counties)

County Name Population Title
Somerset 965,424 Community in Franklin Township, New Jersey
Bergen County 930,394 County in New Jersey, United States
Middlesex County 822,736 County in New Jersey, United States
Essex County 800,501 County in New York, United States
Hudson County 671,666 County in New Jersey, United States
Monmouth County 618,381 County in New Jersey, United States
Ocean County 614,237 County in New Jersey, United States
Union County 555,394 County in Oregon, United States
Camden County 506,809 County in Missouri, United States
Passaic County 500,382 County in New Jersey, United States
Morris County 491,087 County in New Jersey, United States
Burlington County 446,596 County in New Jersey, United States
Mercer County 367,239 County in West Virginia, United States
Somerset County 329,331 County in Maine, United States
Gloucester County 293,245 County in New Jersey, United States
Newark 282,520 The most populous city in New Jersey and the center of the Newark metropolitan area.