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Sayreville, NJ ZIP codes

Sayreville, New Jersey has 2 ZIP codes, including 1 PO Box ZIP. They are in Middlesex County.

Population in these ZIPs
20,204
Avg. median income
$97,500population-weighted
Typical home value
$526,600population-weighted
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ZIP codes within 10 miles

Sayreville, NJ ZIP codes list

Sayreville, NJ ZIP codes
ZIP codeCountyPopulationMedian incomeTypical home value
08871 PO BoxMiddlesex County———
08872Middlesex County20,204$97,489$526,600

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 Sayreville

Frequently asked questions

What is the ZIP code for Sayreville, NJ?

Sayreville, NJ has 2 ZIP codes: 08871 and 08872.

What county is Sayreville, New Jersey in?

Sayreville ZIP codes are in Middlesex County.

Which Sayreville ZIP codes are PO Boxes?

08871 is a PO Box or single-organization ZIP code; it has no residential delivery area.