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Andover, NJ ZIP code

The ZIP code for Andover, New Jersey is 07821. It is in Sussex County.

Population in these ZIPs
9,662
Avg. median income
$141,900population-weighted
Typical home value
$523,800population-weighted
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ZIP codes within 10 miles

Andover, NJ ZIP code list

Andover, NJ ZIP codes
ZIP codePopulationMedian incomeTypical home value
078219,662$141,860$523,800

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 Andover, NJ?

The ZIP code for Andover, NJ is 07821.

What county is Andover, New Jersey in?

Andover ZIP codes are in Sussex County.