03878 Income Statistics

Comparison to Surrounding Areas

03878 Median Household Income

The median household income ($75,136) for 03878 is less than the median household income for 03820 ($94,897), 03867 ($78,674), 03868 ($81,530), 03869 ($87,215), 03901 ($94,771), and Strafford County ($88,570). But it's more than Somersworth city ($74,504).

03878$75,136
Somersworth city$74,504
Strafford County$88,570

Get Median Household Income for all Zip Codes in New Hampshire.

03878 Average Household Income

The average household income ($94,593) for 03878 is less than the average household income for 03820 ($116,215), 03867 ($98,221), 03868 ($95,808), 03869 ($118,082), 03901 ($108,763), and Strafford County ($114,189). But it's more than Somersworth city ($94,445).

03878$94,593
Somersworth city$94,445
Strafford County$114,189

Get Average Household Income for all Zip Codes in New Hampshire.

03878 Per-Capita Income

The per-capita income for 03878 is $42,408. The per capita income ($42,408) for 03878 is less than the per capita income for 03820 ($52,784), 03867 ($43,373), 03869 ($49,905), 03901 ($46,266), and Strafford County ($46,304). But it's more than 03868 ($39,695) and Somersworth city ($42,320).

03878$42,408
Somersworth city$42,320
Strafford County$46,304

Get Per-Capita Income for all Zip Codes in New Hampshire.

03878 High Income Households

8.2% of households make over $200,000 a year. The percent high income households (8.2%) for 03878 is less than the percent high income households for 03820 (15.2%), 03867 (9.4%), 03869 (13.3%), 03901 (13.7%), Strafford County (13.9%), and Somersworth city (8.3%). But it's more than 03868 (4.9%).

038788.2%
Somersworth city8.3%
Strafford County13.9%

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03878 Median Household Income by Age of Householder

under 25 years 25 to 44 years 45 to 64 years 65 years and over
03878$-1$102,470$83,960$50,610
Somersworth city$-1$102,378$83,949$50,417
Strafford County$59,958$111,595$113,000$60,487

Get Median Household Income by Age of Householder for all Zip Codes in New Hampshire.

03878 Map

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About the Data

Data Sources

All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 03878 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.

The following data tables were used:

  • B19001 Household Income in the Past 12 Months (in 2024 inflation-adjusted dollars)
  • B19013 Median Household Income in the Past 12 Months (in 2024 inflation-adjusted dollars)
  • B19301 Per Capita Income in the Past 12 Months (in 2024 inflation-adjusted dollars)
  • S1902 Mean Income in the Past 12 Months (in 2024 inflation-adjusted dollars)
  • B19049 Median Household Income in the Past 12 Months (in 2024 inflation-adjusted dollars) By Age Of Householder

Margins of Error

Margins of error for the income data are:

Median Household Income Average Household Income Per Capita Income High Income Households Median Household Income by Age of Householder
under 25 25 to 44 45 to 64 65+
03878+/-$12,640+/-$8,626+/-$3,871+/-3.6%+/-$-1+/-$47,143+/-$3,646+/-$16,474
Somersworth city+/-$12,735+/-$8,674+/-$3,886+/-3.6%+/-$-1+/-$47,242+/-$3,677+/-$16,750
Strafford County+/-$4,424+/-$2,980+/-$1,232+/-1.1%+/-$9,729+/-$7,301+/-$9,426+/-$4,138