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Plainsboro, NJ ZIP code

The ZIP code for Plainsboro, New Jersey is 08536. It is in Middlesex County.

Population in these ZIPs
20,817
Avg. median income
$137,600population-weighted
Typical home value
$661,700population-weighted
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ZIP codes within 10 miles

Plainsboro, NJ ZIP code list

Plainsboro, NJ ZIP codes
ZIP codePopulationMedian incomeTypical home value
0853620,817$137,607$661,700

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 Plainsboro

Frequently asked questions

What is the ZIP code for Plainsboro, NJ?

The ZIP code for Plainsboro, NJ is 08536.

What county is Plainsboro, New Jersey in?

Plainsboro ZIP codes are in Middlesex County.