Welcome to the Somersworth, NH Website and Online Community

The City of Somersworth is located in Strafford County in the state of New Hampshire (NH).

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Somersworth, New Hampshire, a City, in Strafford County was settled in before 1700. spans over 10.0 square miles and has a population of 11,766 citizens who are all invited to join us here on our site.
Latest Somersworth, NH News:

More News Resources for Somersworth
County Level News: Strafford County News
State Level News: State of New Hampshire News
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Somersworth, NH Map (Interactive)

Loading Interactive Somersworth, NH Google map...
Somersworth Latitude: 43.2536 Longitude: -70.8856

The Zip Code for Somersworth, NH is: 03878

We also provide additional resources for the rest of Strafford County and the State of New Hampshire.

The City of Somersworth

Facts & Data:

Somersworth New Hampshire Physical Characteristics:

The City of Somersworth has an area of 10.0 square miles
  • Land: 9.79098996139 Sq. Mi. (98.03%)
  • Water: 0.19658185328185 Sq. Mi.(1.97%)
The Somersworth City takes up 2.6% of the area of Strafford County.

Map Location Coordinates:

  • Latitude: +43.2534762
  • Longitude: -070.8879437
Somersworth Land Water Pie Chart

Somersworth, NH Climate Information:

  • Average Temperature: 47.1°F
  • Average Rainfall: 46.34 inches
*Based on annual average for Weather Station USW00054791 ROCHESTER SKYHAVEN AP
Latitude: 43.2781 Longitude: -70.9222 Elevation: 98.5 feet.

Somersworth, NH Population Data:

According to the 2010 U.S. Census, the population of Somersworth was 11,766 people, which is 9.6 % of the entire population of Strafford County.


  • 47.71% Male
  • 52.29% Female


  • 89.436% White
  • 1.377% Black
  • 5.278% Asian
  • 0.34% American Indian/Alaskan Native
  • 0.02% Pacific Islander
  • 2.643% Mixed
  • 0.909% Other


  • 97.48% Not Hispanic or Latino
  • 2.52% Hispanic or Latino
Somersworth Race Population Ring Chart

Somersworth, NH Housing Information:

Average Household Size: 2.4
Number of Residences: 5,199
  • Occupied: 4,862 (93.52%)
  • Vacant: 337 (6.48%)
Spotlight Left Somersworth Business Spotlight
Label Tech Inc
275499 - Gravure Commercial Printing Mfg Coated/laminated Paper
16 Interstate Dr, Somersworth, New Hampshire 03878-1236
Peter Hall (603) 692-2005 (603) 692-2007 http://www.labeltechinc.com
See more in the Somersworth Business Directory
Spotlight Right

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