ZIP codes
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Newmarket, NH Demographics & ZIP Codes
Newmarket, New Hampshire demographics and median household income by ZIP code (in Rockingham County) — 1 ZIP codes — population 9,431 — median income $94,345 — avg. home value $384,900. Compare income, housing, and population across ZIP codes on US5.
Population
9,431
Median household income (avg.)
$94,345
126% of U.S. median
Average home value
$384,900
111% of U.S. median
Average rent
$1,465
126% of U.S. median
Median age (avg.)
39.3
Newmarket demographics
Newmarket, New Hampshire covers 1 ZIP code primarily in Rockingham County, with a combined ZIP-area population of about 9,431.
Across ZIP codes with age data, the average median age is about 39.3 years.
Median household income in Newmarket
The average median household income across ZIP codes in Newmarket, New Hampshire is about $94,345 — about 4% below the NH ZIP average ($98,289), and about 26% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $94,345 in 03857.
Housing in Newmarket
For housing in Newmarket, New Hampshire, the average median home value is about $384,900 and the average median rent is about $1,465.
The most populous ZIP in this set is 03857 (about 9,431 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Newmarket
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 03857 | Newmarket | Rockingham County | NH | 9,431 | $94,345 | $384,900 |
Frequently asked questions
What are the demographics of Newmarket?
Newmarket, New Hampshire has a combined ZIP-area population of about 9,431 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 Newmarket?
The average median household income across ZIP codes in Newmarket, New Hampshire is about $94,345, about 4% below the state ZIP average ($98,289), and about 26% above the U.S. median ($75,149). Average median home value is about $384,900.
How many ZIP codes are in Newmarket?
Newmarket, 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 Newmarket?
This page lists ZIP codes in Newmarket, New Hampshire with population, median household income, and home value. Select a ZIP for a full demographics profile.