Mercer Island Washington 6922 96th Ave SE, Mercer Island, WA 98040 – $6,550,000 6922 96th Ave SE, Mercer Island, WA 98040 For Sale 5 bd, 5 ba, 4,812 sqft For Sale : $6,550,000 Andrea Blackhurst (425) 691-9197 6922 96th Ave SEHouse for saleMercer IslandWA 98040Waterfront