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Northwood, NH ZIP code

The ZIP code for Northwood, New Hampshire is 03261. It is in Rockingham County.

Population in these ZIPs
4,688
Avg. median income
$129,400population-weighted
Typical home value
$529,500population-weighted
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ZIP codes within 10 miles

Northwood, NH ZIP code list

Northwood, NH ZIP codes
ZIP codePopulationMedian incomeTypical home value
032614,688$129,375$529,500

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

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Frequently asked questions

What is the ZIP code for Northwood, NH?

The ZIP code for Northwood, NH is 03261.

What county is Northwood, New Hampshire in?

Northwood ZIP codes are in Rockingham County.