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Version: ...
For Sale
20 Days Online
$19,500,000
5 Bedrooms
4.75 Bathrooms
7,840 Sqft House
Waterfront
New Construction
Built 2026
24,396 Sqft Lot
4-Car Garage
A rare Lake Washington waterfront offering on Mercer Island, this newly constructed home is built by MacPherson Construction & Design and resides on over 121 feet of sun-filled, no-bank shoreline along Lake Washington. Defined by exceptional natural light and sweeping, uninterrupted lake views, the home offers a seamless connection between indoor living and the water, delivering a rare experience of waterfront living. Thoughtfully designed for both entertaining and everyday living, it features vaulted wood ceilings, textured stone accents, a chef’s kitchen with butler’s pantry, a large wine room, and a stand-behind bar.A two-tier theater room, spacious bonus room, private office, four ensuite bedrooms, and a spa-inspired primary suite with an expansive walk-in closet elevate everyday comfort and livability. Heated covered outdoor living extends the seasons with a lake-view patio, spa, fire pit, seating area, and putting green, completing this exceptional waterfront retreat.
Offer Review
Will review offers when submitted
Builder
MacPherson Construction & Design
Listing source NWMLS MLS #
2502833
Listed by
Amy A. Dedoyard,
Windermere Real Estate/East
Contact our
Mercer Island Waterfront
Real Estate Lead
SECOND
BDRM
BDRM
BDRM
BDRM
BDRM
FULL
BATH
BATH
FULL
BATH
BATH
¾
BATH¾
BATH¾
BATHMAIN
½
BATHLOWER
Apr 14, 2026
Listed
$19,500,000
NWMLS #2502833
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StatusFor Sale
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Price$19,500,000
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Original PriceSame as current
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List DateApril 14, 2026
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Last Status ChangeApril 14, 2026
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Last UpdateApril 21, 2026
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Days on Market20 Days
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Cumulative DOM20 Days
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$/sqft (Total)$2,487/sqft
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$/sqft (Finished)$2,487/sqft
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Listing Source
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MLS Number2502833
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Listing BrokerAmy A. Dedoyard
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Listing OfficeWindermere Real Estate/East
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Principal and Interest$102,220 / month
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Property Taxes$4,541 / month
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Homeowners Insurance$3,071 / month
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TOTAL$109,832 / month
-
-
based on 20% down($3,900,000)
-
and a6.85% Interest Rate
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About:All calculations are estimates only and provided by Mainview LLC. Actual amounts will vary.
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Sqft (Total)7,840 sqft
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Sqft (Finished)7,840 sqft
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Sqft (Unfinished)None
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Property TypeHouse
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Sub Type2 Stories + Basement
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Bedrooms5 Bedrooms
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Bathrooms4.75 Bathrooms
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Lot24,396 sqft Lot
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Lot Size SourceSurvey
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Lot #Unspecified
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ProjectUnspecified
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Total Stories3 stories
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BasementFinished
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Sqft SourceTax roles
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2026 Property Taxes$54,491 / year
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No Senior Exemption
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CountyKing County
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Parcel #8661400045
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County Website
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County Parcel Map
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County GIS Map
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AboutCounty links provided by Mainview LLC
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School DistrictMercer Island
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ElementaryIsland Park Elem
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MiddleIslander Mid
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High SchoolMercer Isl High
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WaterfrontYes
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TypeLake
No Bank -
Frontage121.81 Feet
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HOA DuesUnspecified
-
Fees AssessedUnspecified
-
HOA Dues IncludeUnspecified
-
HOA ContactUnspecified
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Management Contact
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Covered4-Car
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TypesAttached Garage
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Has GarageYes
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Nbr of Assigned Spaces4
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Lake
Mountains
Pond
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Year Built2026
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New ConstructionYes
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Construction StateUnspecified
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Home BuilderMacPherson Construction & Design
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Includes90%+ High Efficiency
Central Air
Forced Air
Heat Pump
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Includes90%+ High Efficiency
Forced Air
Heat Pump
Radiant
Recirculation Pump
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FlooringCeramic Tile
Engineered Hardwood
Carpet -
FeaturesSecond Kitchen
Bath Off Primary
Dbl Pane/Storm Window
Dining Room
Fireplace
Fireplace (Primary Bedroom)
French Doors
High Tech Cabling
Pantry
Security System
SMART Wired
Sprinkler System
Vaulted Ceiling(s)
Walk-In Closet(s)
Water Heater
Wet Bar
Wine Cellar
Wine/Beverage Refrigerator
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Lot FeaturesPaved
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Site FeaturesCable TV
Deck
Dock
Dog Run
Electric Car Charging
Fenced-Partially
Gated Entry
High Speed Internet
Hot Tub/Spa
Irrigation
Outdoor Fireplace
Patio
Sprinkler System
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IncludedDishwasher
Disposal
Double Oven
Dryer
Microwave
Refrigerator
Stove(s)/Range(s)
Washer
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3rd Party Approval Required)No
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Bank Owned (REO)No
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Complex FHA AvailabilityUnspecified
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Potential TermsCash
Conventional
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EnergyElectric
Natural Gas
Solar (Unspecified) -
SewerSewer Connected
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Water SourcePublic
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WaterfrontYes
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Air Conditioning (A/C)Yes
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Buyer Broker's Compensation2%
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MLS Area #Area 510
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Number of Photos37
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Last Modification TimeMonday, April 20, 2026 6:43 PM
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System Listing ID5541269
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First For Sale2026-04-15 16:49:47
Listing details based on information submitted to the MLS GRID as of Monday, April 20, 2026 6:43 PM.
All data is obtained from various
sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
Sharing
For Sale
20 Days Online
$19,500,000
5 BR
4.75 BA
7,840 SQFT
Offer Review: Anytime
NWMLS #2502833.
Amy A. Dedoyard,
Windermere Real Estate/East
|
Listing information is provided by the listing agent except as follows: BuilderB indicates
that our system has grouped this listing under a home builder name that doesn't match
the name provided
by the listing broker. DevelopmentD indicates
that our system has grouped this listing under a development name that doesn't match the name provided
by the listing broker.