An artisanal masterpiece designed to elevate everyday living and a love for the lake. Designed by Studio McGee and built by Lochwood-Lozier Custom Homes, this waterfront estate occupies a coveted position along Mercer Island’s Gold Coast, capturing all-day sun, western sunsets, and views across Lake Washington to Seward Park. Set on 86 feet of street-to-water frontage, the property features level lawn to the water’s edge, a private swim cove, sports court, and new Seaborn dock with power, water, lighting and lift ready infastructure. From afternoons on the dock to evenings watching boats drift across the lake, the home embodies waterfront living. The Traditional Heritage architecture embraces Calcutta marble, white oak herringbone and wide-plank floors, custom millwork, copper accents, and natural stone. Michelin level entertaining kitchen with hidden scullery and working pantry anchors the home for dinners or large scale events. The primary suite offers a sanctuary with custom boutique level dressing room, while a wellness retreat includes a fitness studio, sauna, and lakeside bath. A chilled glass wine gallery, library, dual offices, bonus spaces, and en-suite bedrooms provide flexibility. Covered heated outdoor rooms, outdoor kitchen, Crestron automation, solar, Generac backup power, and three-car garage complete this legacy estate on one of Mercer Island’s sought-after stretches of waterfront.
Based on the average sale price from the Maple Falls, WA office
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Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA, or jumbo loans.
Mortgage calculator provided courtesy of Inside Real Estate.
Listed by: John L. Scott, Inc.
Listed by: MY International Real Estate
Listed by: Windermere RE Greenwood
Listed by: COMPASS
Listed by: Keller Williams Rlty Bellevue
Listed by: Realogics Sotheby's Int'l Rlty
Listed by: COMPASS
Listed by: John L. Scott, Inc
Listed by: Windermere Real Estate/East
Listed by: Realogics Sotheby's Int'l Rlty
Listed by: Realogics Sotheby's Int'l Rlty
6333 77th Avenue Se Mercer Island, WA is a Single Family Home for sale at $19500000 with 7858 sqft and a lot size of 0.4844 Acres Acre(s). 6333 77th Avenue Se Mercer Island has 5 bedrooms, 6 baths and was built in 2025. The property's zip code is 98040 which is in Mercer Island, WA
*Information deemed reliable but not guaranteed.
Financial calculator disclaimer: Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
Mortgage calculator provided courtesy of Inside Real Estate.
All information deemed reliable, but not guaranteed, and should be independently verified. The real estate information and related content displayed on this site is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.