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Sammamish, WA ZIP codes

Sammamish, Washington has 2 ZIP codes. They are in King County.

Population in these ZIPs
56,259
Avg. median income
$246,900population-weighted
Typical home value
$1,576,000population-weighted
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ZIP codes within 10 miles

Sammamish, WA ZIP codes list

Sammamish, WA ZIP codes
ZIP codeCountyPopulationMedian incomeTypical home value
98074King County30,761$244,362$1,470,700
98075King County25,498$250,001$1,703,000

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 Sammamish

Frequently asked questions

What is the ZIP code for Sammamish, WA?

Sammamish, WA has 2 ZIP codes: 98074 and 98075.

What county is Sammamish, Washington in?

Sammamish ZIP codes are in King County.