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Stony Brook, NY ZIP codes

Stony Brook, New York has 2 ZIP codes. They are in Suffolk County.

Population in these ZIPs
21,905
Avg. median income
$171,100population-weighted
Typical home value
$792,100population-weighted
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ZIP codes within 10 miles

Stony Brook, NY ZIP codes list

Stony Brook, NY ZIP codes
ZIP codeCountyPopulationMedian incomeTypical home value
11790Suffolk County21,074$171,133$792,100
11794Suffolk County831——

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 Stony Brook

Frequently asked questions

What is the ZIP code for Stony Brook, NY?

Stony Brook, NY has 2 ZIP codes: 11790 and 11794.

What county is Stony Brook, New York in?

Stony Brook ZIP codes are in Suffolk County.