Data Last Updated: March 1, 2023

ZIP Codes for City of Somersworth, NH


    
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Counties:	STRAFFORD, NH
Area Code(s):	603
Timezone(s):	Eastern (GMT -05:00)
City Population:	11,766 (More Details)
CBSA:	Boston-Cambridge-Newton, MA-NH
Congressional District(s):	01
Land Area:	369 square miles (county)
Water Area:	15 square miles (county)

1 ZIP Code

Somersworth, NH ZIP Code Boundaries

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Somersworth, NH Covers 1 ZIP Code

ZIP Code	Type	Population	% of Population	Aliases
03878	Standard	11,824	100.00%

Somersworth, NH Demographic Information *

Total population**	11,766
Male population	5,614
Female population	6,152
Median age (years)	37.8
White Population	10,523
Black Population	162
Indian Population	40
Asian Population	621
Hawaiian Population	2
Hispanic Population	296
Median age (Male)	37
Median age (Female)	38.6
Total households	4,862
Family households (families)	3,044
Average household size	2.42
Average family size	2.95
Total housing units	5,199

* Demographic data is based on 2010 Census for the City of SOMERSWORTH.
** City and ZIP Code Population will not be equal due to differences in their geographies.

References

U.S. Postal Service [Last Updated: 2/1/2023], https://www.usps.com
ZIP-Codes.com Internal Data Creation [Last Updated: 2/1/2023], https://www.zip-codes.com
U.S. Geological Survey [Updated as needed], https://www.usgs.gov/
U.S. Census [Updated Yearly], https://www.census.gov
U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010], https://www.census.gov