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Portsmouth, NH Demographics & ZIP Codes
Portsmouth, New Hampshire demographics and median household income by ZIP code (in Rockingham County) — 1 ZIP codes — population 23,231 — median income $106,520 — avg. home value $647,500. Compare income, housing, and population across ZIP codes on US5.
Population
23,231
Median household income (avg.)
$106,520
142% of U.S. median
Average home value
$647,500
186% of U.S. median
Average rent
$1,658
143% of U.S. median
Median age (avg.)
42.8
Portsmouth demographics
Portsmouth, New Hampshire covers 1 ZIP code primarily in Rockingham County, with a combined ZIP-area population of about 23,231.
Across ZIP codes with age data, the average median age is about 42.8 years.
Median household income in Portsmouth
The average median household income across ZIP codes in Portsmouth, New Hampshire is about $106,520 — about 8% above the NH ZIP average ($98,289), and about 42% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $106,520 in 03801.
Housing in Portsmouth
For housing in Portsmouth, New Hampshire, the average median home value is about $647,500 and the average median rent is about $1,658.
The most populous ZIP in this set is 03801 (about 23,231 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Portsmouth
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 03801 | Portsmouth | Rockingham County | NH | 23,231 | $106,520 | $647,500 |
Frequently asked questions
What are the demographics of Portsmouth?
Portsmouth, New Hampshire has a combined ZIP-area population of about 23,231 across 1 ZIP codes (primarily Rockingham County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Portsmouth?
The average median household income across ZIP codes in Portsmouth, New Hampshire is about $106,520, about 8% above the state ZIP average ($98,289), and about 42% above the U.S. median ($75,149). Average median home value is about $647,500.
How many ZIP codes are in Portsmouth?
Portsmouth, New Hampshire includes 1 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Portsmouth?
This page lists ZIP codes in Portsmouth, New Hampshire with population, median household income, and home value. Select a ZIP for a full demographics profile.