Mercer Island is a thriving city in central Washington counting 25,302 people who proudly call it home.
Officially, Mercer Island is an incorporated city with its own municipal government. The community covers 6.38 square miles, giving it a compact, walkable footprint at roughly 3,966 residents per square mile.
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Local spots mapped by the OpenStreetMap community.
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Public schools, U.S. Dept. of Education (NCES) 2023–24 directory.