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5330 Butterworth Road, Mercer Island, WA 98040

Mercer Island
Local realty services provided by:CENTURY 21 Lund, Realtors
Listed by: amy a. dedoyard
Office: windermere real estate/east
MLS#:2502833
Source:NWMLS
5330 Butterworth Road,Mercer Island, WA 98040
$19,500,000
  • 5 Beds
  • 6 Baths
  • 7,840 sq. ft.
  • Single family
  • Active

Price summary

  • Price:$19,500,000
  • Price per sq. ft.:$2,487.24

About this home

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.

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Home facts

  • Year built:2026
  • Listing ID #:2502833
  • Updated:April 19, 2026 at 03:56 AM

Rooms and interior

  • Bedrooms:5
  • Total bathrooms:6
  • Full bathrooms:2
  • Half bathrooms:1
  • Flooring:Carpet, Ceramic Tile Floor, Engineered Hardwood
  • Kitchen Description:Dishwasher, Disposal, Double Oven, Microwave, Refrigerator
  • Bedroom Description:Upper Level Bedrooms : 5
  • Basement:Yes
  • Basement Description:Finished
  • Living area:7,840 sq. ft.

Heating and cooling

  • Cooling:90%+ High Efficiency
  • Heating:90%+ High Efficiency, Forced Air, Heat Pump, Radiant
  • Central air:Yes

Structure and exterior

  • Roof:Flat Roof, Metal
  • Year built:2026
  • Building area:7,840 sq. ft.
  • Lot area:0.56 Acres
  • Lot Features:Paved
  • Construction Materials:Stone Exterior Finish, Stucco Exterior Finish, Wood Exterior Finish
  • Exterior Features:Deck, Dock, Dog Run, Fenced-Partially, Patio, Sprinkler System
  • Foundation Description:Finished
  • Levels:2 Story

Schools

  • High school:Mercer Isl High
  • Middle school:Islander Mid
  • Elementary school:Island Park Elem

Utilities

  • Water:Public
  • Sewer:Sewer Connected

Finances and disclosures

  • Price:$19,500,000
  • Price per sq. ft.:$2,487.24
  • Tax amount:$54,491 (2026)

Features and amenities

  • Appliances:Dishwasher, Refrigerator, Washer
  • Laundry features:Dryer, Washer
  • Amenities:Cable TV, Dock, Electric Car Charging, French Doors, Gated Entry, High Speed Internet, Irrigation, Pantry, SMART Wired, Security System, Sprinkler System, Vaulted Ceiling(s), Walk-In Closet(s), Water Heater, Wine Cellar

Parking

  • Total parking spaces:4
  • Parking description:Attached Garage
  • Garage:Yes
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