Strafford County, New Hampshire

Strafford County: County in New Hampshire, United States

About

Strafford County is a county located in the U.S. state of New Hampshire. As of the 2010 census, the population was 123,143 and a population density of 124 people per km². After 10 years in 2020 county had an estimated population of 131,533 inhabitants. Its county seat is Dover. The county was created 255 years ago in 1769.

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

Quick Facts about Strafford County

Population : 131,533 (2020)
Country : United States of America
State : New Hampshire (United States)
Area : 994 km2
Water as percent of area : 3.9%
Land as percent of area : 96.1%
Named for : William Wentworth, 2nd Earl of Strafford
Altitude : 522 feet / 159 meters
Capital : Dover
Establishment : April 04, 1769
Time Zone : America/New_York
Local time : 03:49:55 (22nd February 2025)
Density : 132 Pop. per km² as of 2020
Population growth : 6.38% (2010-2020)
Strafford County Courthouse Dover NH image
Strafford County Courthouse Dover NH
Strafford County Courthouse Dover NH image
Strafford County Courthouse Dover NH image

Geography

Strafford County is located at 43°17'51"N 71°1'46"W (43.2974300, -71.0294000). It has 5 neighbors: Carroll County, York County, Belknap County, Merrimack County and Rockingham County.

Strafford County map

Click "full screen" full screen map icon to open full mode. View satellite images

The largest city of Strafford County is Dover with a population of 32,443. Other cities include, Rochester population 31,719, Somersworth population 12,286, Strafford population 4,235 and Rollinsford population 2,577. See all Strafford County cities & populated places.

Strafford County Populated Places

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

City Name Population Title
Dover 32,443 County seat city in Strafford County, New Hampshire, United States
Rochester 31,719 City in Strafford County, New Hampshire, United States
Durham 16,441 Town in New Hampshire
Somersworth 12,286 City in Strafford County, New Hampshire, United States
Barrington 9,231 Town in Strafford County, New Hampshire, United States
Farmington 6,951 Town in Strafford County, New Hampshire, United States
Milton 4,614 Town in Strafford County, New Hampshire, United States of America
Lee 4,597 Town in Strafford County, New Hampshire, United States
Strafford 4,235 City in Strafford County, New Hampshire, United States
New Durham 2,728 Town in New Hampshire
Rollinsford 2,577 City in Strafford County, New Hampshire, United States of America
Madbury 1,879 City in Strafford County, New Hampshire, United States of America

Strafford County has 5 neighbours.

  • Lee
  • Dover
  • Farmington
  • Durham
  • Barrington
  • Rochester
  • Strafford
  • Madbury
  • Rollinsford
  • Milton
  • Middleton
  • Somersworth
  • New Durham

Demographics

The population of Strafford County increased by 6.38% in 10 years.

Year Population % Change Method
2010 123,143 - census
2011 124,133 0.8% estimation process
2012 124,768 0.51% estimation process
2013 125,029 0.21% estimation process
2014 126,542 1.2% estimation process
2015 127,038 0.39% estimation process
2016 128,311 0.99% estimation process
2017 129,841 1.18% estimation process
2018 129,797 -0.03% estimation process
2019 130,633 0.64% estimation process
2020 131,533 0.68% estimation process

Comitatul Strafford, Comte de Strafford, Comté de Strafford, Condado de Strafford, Condado han Strafford, Contea di Strafford, Hrabstwo Strafford, Okrug Straford, Quan Strafford, Quận Strafford, Strafford, Strafford Kun, Strafford Kūn, Strafford konderria, Strafford megye, Straford, Straford srjan, shhrstan astrafwrd nywhmpshayr, si te la fu xian, straphorda ka'unti, sutoraffodo jun, Округ Страфорд, Страфорд, Страффорд, Ստրաֆորդ շրջան, سٹریفورڈ کاؤنٹی, سٹریفورڈ کاؤنٹی، نیو ہیمپشائر, شهرستان استرافورد، نیوهمپشایر, স্ট্রাফোর্ড কাউন্টি, ストラッフォード郡, 斯特拉佛縣

People born in Strafford County (2)

People born in Strafford County, including film director and screenwriter Robert Eggers, hockey player Casey DeSmith, .

List

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
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
Dover 32,443 County seat city in Strafford County, New Hampshire, United States