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Keene, NH ZIP codes

Keene, New Hampshire has 2 ZIP codes, including 1 PO Box ZIP. They are in Cheshire County.

Population in these ZIPs
25,065
Avg. median income
$79,500population-weighted
Typical home value
$354,200population-weighted
Metro area
Keene, NH
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ZIP codes within 10 miles

Keene, NH ZIP codes list

Keene, NH ZIP codes
ZIP codeCountyPopulationMedian incomeTypical home value
03431Cheshire County25,065$79,541$354,200
03435 PO BoxCheshire County———

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

Cities near Keene

Frequently asked questions

What is the ZIP code for Keene, NH?

Keene, NH has 2 ZIP codes: 03431 and 03435.

What county is Keene, New Hampshire in?

Keene ZIP codes are in Cheshire County.

Which Keene ZIP codes are PO Boxes?

03435 is a PO Box or single-organization ZIP code; it has no residential delivery area.