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Car wash in Mercer Island, WA
One car wash in Mercer Island, Washington, with address, type and directions.
Washing your car in Mercer Island
The one listed car wash in Mercer Island is Mercer Island Auto Spa — 2730 80th Ave SE, Mercer Island, WA 98040.
Whether it is touchless, soft-touch or a self-serve bay is shown on the sign at the entrance — the directions button takes you there.
On the road? The near-me search sorts the car washes around you by distance — by location, ZIP code or city.
How often to wash
Bugs, bird droppings and tree sap etch into the clear coat faster in the sun. Washing them off within a few days matters more than how often you wash.
People per car wash
Mercer Island has about 24,700 residents (2023) — one listed car wash for every 24,700 people.
Not here, but close
Nearest self-serve car wash: Brown Bear Car Wash (NE 8th St) in Bellevue, WA, about 4.6 miles northeast.
Across Washington
Of 689 car washes in Washington, one is in Mercer Island. Bigger choices: Seattle (35), Spokane (30) and Kennewick (20).
Questions about car washes in Mercer Island
How many car washes are there in Mercer Island?
One car wash is listed in Mercer Island, Washington.
Car washes around Mercer Island
The next place with a wash is Bellevue at 4 miles.
Within 50 miles, Seattle, Kirkland and Renton have ten or more washes each.
Further in Washington
Updated September 2026 · Add a car wash or report a mistake