7909 78th Avenue SE Mercer Island, WA 98040

$7,980,000
7
Beds
5.5
Baths
0.54
Acres
9,340
SQFT
854
$/SQFT
$7,980,000
7
Beds
5.5
Baths
9,340   sf
$854 / sf
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active
1/40
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Perched above Lake Washington with expansive views, this custom estate showcases exquisite cherry millwork throughout. The main-level primary suite opens to a private patio, and upstairs, an additional primary suite with its own terrace complements two more ensuites. Entertain effortlessly in the gourmet kitchen with high-end appliances and butler’s pantry. The lower level transforms into a resort-style retreat with indoor pool, spa, sauna, gym, theater, billiards room, and wine cellar. Outside, expansive decks, a sport court, putting green, and professionally landscaped grounds frame the serene lake backdrop. Experience refined waterfront living in a singular setting.

Perched above Lake Washington with expansive views, this custom estate showcases exquisite cherry millwork throughout. The main-level primary suite opens to a private patio, and upstairs, an additional primary suite with its own terrace complements two more ensuites. Entertain effortlessly in the gourmet kitchen with high-end appliances and butler’s pantry. The lower level transforms into a resort-style retreat with indoor pool, spa, sauna, gym, theater, billiards room, and wine cellar. Outside, expansive decks, a sport court, putting green, and professionally landscaped grounds frame the serene lake backdrop. Experience refined waterfront living in a singular setting.

  • Neighborhood
  • Type
  • Total Baths
  • 1/2 Baths
  • County
    King
  • Area
    510 - Mercer Island
  • Tax Amount
    $32,248
  • Status
    Active
  • Listing #
    2420036
  • Built
    1996
  • Lot Size
    0.54
  • Listed on site
    27 days

Listed by:
eXp Realty

Listing information © 2023 Northwest Multiple Listing Service. Information is based on data available to the associate, including county records. The information contained in this listing has not been verified by LaVerne Pike - Windermere Real Estate - and should be verified by the buyer. The listing data relating to real estate for sale on this web site comes in part from the Northwest Multiple Listing Service. Real estate listings held by brokerage firms other than Laverne Pike - Windermere Real Estate are marked by the "three tree" symbol; detailed information about such listings includes the names of the listing brokers. Data last updated 2025-09-15 12:41:53. DMCA
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Property details

Community Features

  • No HOA
  • No Adult Community

Exterior features

  • Has garage
  • No Pool
  • Basement

Interior Features

  • Fire Place
  • Master Downstairs
  • Walk-In Closet
  • Washer Dryer In Unit
  • Basement Finished

Property History

DateDays AgoEventNew Price
Sep 10, 20255 days agoPrice decreased508,000 (6%)$7,980,000
Aug 18, 202528 days agoNew on market$8,488,000
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