Portsmouth, NH 03801 ZIP Code Profile

Related Place Profiles:
Newington, NH | Portsmouth, NH

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ZIP Code 03801: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Portsmouth, NH 03801

Acceptable Alternative
Newington, NH 03801

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 2,427
  • Single Family Addresses: 8,282
  • Multi-Family Addresses: 2,670
  • County: Rockingham County
  • Centroid: Latitude 43.067, Longitude -70.784
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

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03801 ZIP Code Map

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Portsmouth, NH 03801 Data & Demographics (As of July 1, 2016)


Total Population 22,302
Population in Households 21,418
Population in Familes 13,708
Population in Group Qrtrs 884
Population Density1 927
Diversity Index2 28


Total Households 10,564
Average Household Size 2.03
Family Households 5,000
Average Family Size 3


Total Housing Units 11,263 (100%)
Owner Occupied HU 5,170 (45.9%)
Renter Occupied HU 5,394 (47.9%)
Vacant Housing Units 699 ( 6.2%)
Median Home Value $361,030
Average Home Value $408,109


Median Household Income $61,472
Average Household Income $86,572
Per Capita Income $42,019
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.56% 0.37%
Households 0.4% 0.49%
Families 0.17% 0.33%
Median Household Income   1.77%
Per Capita Income   1.78%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Portsmouth, NH 03801 - Peer Comparisons by Rank and Percentile

The table below compares 03801 to the other 242 ZIP Codes in New Hampshire by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 15 94th
Population Density1 # 18 93rd
Diversity Index2 # 14 95th
Median Household Income # 116 52nd
Per Capita Income # 44 82nd

Additional comparisons and rankings can be made with a VERY EASY TO USE New Hampshire Census Data Comparison Tool.

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