Seattle is on the west side of the lake , Lake City , Bothell , and Kenmore to the north , Kirkland and Bellevue to the east , and Renton to the south . Mercer Island is in the south end of the lake . It is bordered by the cities of Seattle on the west , Bellevue and Kirkland on the east , Renton on the south and Kenmore on the north , and surrounds Mercer Island .