Comparison to Surrounding Areas
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.
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.
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.
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%).
| 03878 | 8.2% |
| Somersworth city | 8.3% |
| Strafford County | 13.9% |
Get High Income Households for all Zip Codes in New Hampshire.
| 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.
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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.
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 |