City of Mercer Island Website

Mercer Island is a highly desirable community known for its schools, beautiful parks and waterfront, and its friendly small-town vibe. Unique as the most populated island on a lake in the U.S., it is perfectly positioned between Seattle and Bellevue. Hop on I-90, and you can be downtown in either city in 10 or 15 minutes. With a total area of just over 13 square miles, Mercer Island is also home to a surprising variety of neighborhoods.