Coos County, New Hampshire

Coos County: County in New Hampshire, United States

About

Coos County is a county located in the U.S. state of New Hampshire. As of the 2010 census, the population was 33,055 and a population density of 7 people per km². After 10 years in 2020 county had an estimated population of 31,174 inhabitants. Its county seat is Lancaster. The county was created 221 years ago in 1802.

Coos County locator map
Location of Coos County on New Hampshire map.

Quick Facts about Coos County

Population : 31,174 (2020)
Country : United States of America
State : New Hampshire (United States)
Different from : Coosa County, Coos County
Area : 4743 km2
Water as percent of area : 1.95%
Land as percent of area : 98.05%
Capital : Lancaster
Establishment : January 01, 1803
Time Zone : Eastern Time Zone, UTC−04:00, UTC−05:00
Local time : 11:07:30 (19th December 2024)
Density : 7 Pop. per km² as of 2020
Population growth : -6.03% (2010-2020)
Co%C3%B6s County Courthouse 5 image
Co%C3%B6s County Courthouse 5
Co%C3%B6s County Courthouse 5 image

Geography

Coos County is located at 44°41'23"N 71°18'20"W (44.6896000, -71.3054200). It has 4 neighbors: Carroll County, Oxford County, Grafton County and Essex County.

Coos County map

The largest city of Coos County is Berlin with a population of 9,813. Other cities include, Colebrook population 2,134, Shelburne population 342, Randolph population 284 and Dummer population 282. See all Coos County cities & populated places.

Coos County Populated Places (more)

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

City Name Population Title
Berlin 9,813 City in Coos County, New Hampshire, USA
Lancaster 3,234 Town in New Hampshire, United States
Gorham 2,593 Town in New Hampshire, United States
Whitefield 2,197 Town in New Hampshire, United States
Colebrook 2,134 City in Coös County, New Hampshire, United States of America
Northumberland 2,117 Town in the state of New Hampshire
Milan 1,233 Town in Coos County, New Hampshire
Jefferson 1,049 Town in New Hampshire, United States
Stewartstown 925 Town in New Hampshire, United States
Dalton 878 Town in Coos County, New Hampshire, United States
Pittsburg 821 Town in New Hampshire, United States
Carroll 755 Town in New Hampshire, United States
Columbia 744 Town in New Hampshire, United States
Stratford 679 Town in New Hampshire, United States
Stark 495 Town in New Hampshire, United States
Shelburne 342 Human settlement in Coös County, New Hampshire, United States of America

Coos County has 4 neighbours.

  • Erving's Location
  • Jefferson
  • Dummer
  • Sargent's Purchase
  • Atkinson and Gilmanton Academy Grant
  • Wentworth's Location
  • Chandler's Purchase
  • Cutt's Grant
  • Whitefield
  • Crawford's Purchase
  • Milan
  • Dix's Grant
  • Millsfield
  • Bean's Purchase
  • Pinkham's Grant
  • Thompson and Meserve's Purchase
  • Martin's Location
  • Colebrook
  • Stark
  • Columbia
  • Success
  • Odell
  • Carroll
  • Randolph
  • Clarksville
  • Lancaster
  • Bean's Grant
  • Green's Grant
  • Errol
  • Berlin
  • Low and Burbank's Grant
  • Stewartstown
  • Cambridge
  • Kilkenny
  • Northumberland
  • Dixville
  • Shelburne
  • Stratford
  • Hadley's Purchase
  • Gorham
  • Second College Grant
  • Pittsburg
  • Dalton

Demographics

According to census records, the population of Coos County decreased by 6.03% in 10 years.

Year Population % Change Method
2010 33,055 - census
2011 32,507 -1.69% estimation process
2012 31,978 -1.65% estimation process
2013 31,949 -0.09% estimation process
2014 32,779 2.53% estimation process
2015 32,343 -1.35% estimation process
2016 31,916 -1.34% estimation process
2017 31,396 -1.66% estimation process
2018 31,486 0.29% estimation process
2019 31,563 0.24% estimation process
2020 31,174 -1.25% estimation process

Comitatul Cooes, Comitatul Coös, Comte de Cooes, Comte de Coos, Comté de Coos, Comté de Coös, Condado de Cooes, Condado de Coös, Condado han Cooes, Condado han Coös, Contea di Coos, Cooes County, Cooes Kun, Cooes megye, Coos, Coos konderria, Coosi maakond, Coös County, Coös Kūn, Coös megye, Hrabstwo Cooes, Hrabstwo Coös, Koos, Kus, Okrug Kouos, Quan Coos, Quận Coos, koasu jun, kosa ka'unti, ku si xian, shhrstan kwas nywhmpshayr, Коос, Кус, Округ Коуос, Քոոս շրջան, شهرستان کوآس، نیوهمپشایر, مقاطعة كوس, کوس کاؤنٹی, کووس کاؤنٹی، نیو ہیمپشائر, কোস কাউন্টি, コーアス郡, 库斯县

People born in Coos County (2)

People born in Coos County, including politician; Lieutenant Governor of Wisconsin Charles D. Parker, newspaper publisher Stilson Hutchins, .

List

Other places with the same name (2)

New Hampshire Other Counties (more counties)

County Name Population Title
Hillsborough County 418,735 The most populous county in the U.
Rockingham County 311,307 County in New Hampshire, United States
Merrimack County 152,622 County in New Hampshire, United States
Strafford County 131,533 County in New Hampshire, United States
Manchester 112,546 The most populous city in Hillsborough County, New Hampshire.
City of Manchester 109,565 The most populous city in Hillsborough County, New Hampshire.
Grafton County 90,691 County in New Hampshire, United States
Nashua 89,167 The most populous city in Hillsborough County, New Hampshire.
Cheshire County 76,228 County in New Hampshire, United States
Belknap County 61,551 County in New Hampshire, United States
Carroll County 49,167 County in New Hampshire, United States
Concord 43,924 The capital of New Hampshire.
Sullivan County 43,267 County in New Hampshire, United States
East Concord 42,605 A census-designated place in Merrimack County, New Hampshire.
Derry Village 34,539 City in Rockingham County, New Hampshire, United States of America
Derry 33,442 Town in New Hampshire, United States