5330 Butterworth Road, Mercer Island, WA, 98040

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$19,500,000
3 Days On Site

5330 Butterworth Road
Mercer Island, WA 98040

For Sale|Single Family Residence|Active
5
Beds
6
Total Baths
2
Full Baths
4
Partial Baths
7,840
SqFt
$2,487
/SqFt
2026
Built
Cumulative Days On Market:
3
Subdivision:
Eastside
County:
King
Courtesy of NWMLS
Listing courtesy of Amy A. Dedoyard of Windermere Real Estate/East
Call Now: 425-242-8838
Is this the listing for you? We can help make it yours.
425-242-8838
5330 Butterworth Road5330 Butterworth Road5330 Butterworth Road5330 Butterworth Road
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Mortgage Calculator

Monthly Payment (Est.)

$88,967
Calculator powered by Showcase IDX, a Constellation1 Company. Copyright ©2026 Information is deemed reliable but not guaranteed.

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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Listing Snapshot
Price 
$19,500,000
Days On Site 
3 Days
Bedrooms 
5
Inside Area (SqFt) 
7,840 sqft
Total Baths 
6
Full Baths 
2
Partial Baths 
4
Lot Size 
0.5601 Acres
Year Built 
2026
MLS® Number 
2502833
Status 
Active
Property Tax 
$54,491
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
N/A
Friends & Family
Recent Activity
yesterdayListing updated with changes from the MLS®
4 days agoListing first seen on site
General Features
Acres 
0.5601
Attached Garage 
Yes
Direction Faces 
East
Energy Features 
Solar
Garage 
Yes
Land Lease 
No
Levels 
Two
Parking 
Attached
Parking Spaces 
4
Property Condition 
New Construction
Property Sub Type 
Single Family Residence
Security 
Security SystemSecurity Gate
SqFt Total 
7840
Utilities 
Cable AvailableSewer Connected
Water Source 
Public
Interior Features
Appliances 
DishwasherDouble OvenDryerMicrowaveRefrigeratorDisposalGas Water HeaterWasherWater Heater
Basement 
Finished
Cooling 
Central AirHeat Pump
Fireplace 
Yes
Fireplace Features 
GasMaster Bedroom
Fireplaces 
2
Flooring 
Ceramic TileCarpet
Heating 
ElectricNatural GasForced AirHeat PumpRadiant
Interior 
Walk-In Closet(s)PantryVaulted Ceiling(s)Wet Bar
Spa 
Yes
Bathroom Full 
Level - Second
Bathroom Half 
Level - Main
Bathroom Three Quarter 
Level - Second
Bedroom 
Level - Second
Bonus Room 
Level - Main
Den 
Level - Main
Dining Room 
Level - Main
Entry Hall 
Level - Main
Extra Fin Room 
Level - Lower
Great Room 
Level - Main
Master Bedroom 
Level - Second
Rec Room 
Level - Second
Utility Room 
Level - Main
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Exterior Features
Construction Details 
StoneStuccoWood Siding
Exterior 
Garden
Fencing 
Partial
Lot Features 
LevelPavedWaterfront
Patio And Porch 
DeckPatio
Roof 
FlatMetal
Spa 
Yes
View 
LakeMountain(s)Pond
Waterfront 
Yes
Waterfront Features 
LakeWaterfront
Waterview 
LakeMountain(s)Pond
Windows/Doors 
French Doors
Community Features
Building Access 
Main
Financing Terms Available 
CashConventional
MLS Area 
510 - Mercer Island
School District 
Mercer Island
Schools
School District
Mercer Island
Elementary School
Island Park Elem
Middle School
Islander Mid
High School
Mercer Isl High
Courtesy of NWMLS
Listing courtesy of Amy A. Dedoyard of Windermere Real Estate/East



Listing information is provided by Participants of the Northwest MLS. IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed. Copyright 2026, Northwest MLS.
All data is obtained from various sources and may not have been verified by the 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.
Last checked: 2026-04-18 03:37 AM PDT

Neighborhood & Commute
Source: Walkscore
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