$17,900,000
Est. $99,149/mo5 bd•4.75 ba•7,840 sq ft
5330 Butterworth Road, Mercer Island, WA 98040
• Listed Aug 31, 2026•188 days active · 188 cumulative
Listing Broker: Windermere Real Estate/East; Amy A. Dedoyard; 206-715-3043; amydedoyard@gmail.com
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Listing Broker: Windermere Real Estate/East; Amy A. Dedoyard; 206-715-3043; amydedoyard@gmail.com
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. Seller financing considered for qualified purchasers.
Listed by Amy A. Dedoyard • Windermere Real Estate/East
Listing updated: October 19, 2026 at 05:12pm
RexMont checked: moments ago
Source: NWMLS as Distributed by MLS Grid #2576116
Around this home
How much should you offer?
5330 Butterworth Road, Mercer Island, WA 98040
Source:RexMont analysis of Northwest MLS sales data for this ZIP code plus third-party market data (RentCast). The estimates are RexMont's, not Northwest MLS listing data.
Estimates only and not guaranteed. Consult a RexMont agent for accurate, personalized guidance before making an offer. RexMont OfferEdge™ · © 2026 RexMont Real Estate. Proprietary tool.
Property details
Interior features
- Second 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
- 2 fireplaces (gas)
- Finished basement
Kitchen
- Dishwasher
- Disposal
- Double Oven
- Dryer
- Microwave
- Refrigerator
- Stove(s)/Range(s)
- Washer
Bedrooms
- 5 bedrooms total
- 5 upstairs
Bathrooms
- 2 full bathrooms
- 3 three-quarter bathrooms (shower, no tub)
- 1 half bathroom
- 4.75 bathrooms total (NWMLS count)
- 1 on the main level
Layout
- 2 Stories w/Bsmnt
- 7,840 sq ft finished
Flooring
- Ceramic Tile
- Engineered Hardwood
- Carpet
Heating & cooling
- 90%+ High Efficiency heating
- Forced Air heating
- Heat Pump heating
- Radiant heating
- Recirculation Pump heating
- 90%+ High Efficiency cooling
- Central Air cooling
- Forced Air cooling
- Heat Pump cooling
Schools
Ratings via SchoolDiggerMercer Island School District
- Island Park ElementaryPublic · Grades K-5 · State rank 9 of 1,13810/10
- Islander Middle SchoolPublic · Grades 6-8 · State rank 9 of 51410/10
- Mercer Island High SchoolPublic · Grades 9-12 · State rank 2 of 39610/10
Assigned schools for this property per the listing's MLS data. School district boundaries change — verify the exact assigned schools with the district before purchasing.
Single-family home facts
As entered by the listing broker on Northwest MLS
Lot & site
- Topography
- Level
- Vegetation
- Garden Space
- Faces
- East
Systems
- Energy source
- Electric,Natural Gas,Solar (Unspecified)
- Power production
- Electric, Natural Gas, Solar (Unspecified)
- Water heater
- Gas
- Water heater location
- 2 in Mechanical Room
- Power company
- Puget Sound Energy
- Water company
- City of Mercer Island
- Sewer company
- City of Mercer Island
- Gas company
- Puget Sound Energy
- Garbage service
- Recology
- Irrigation water rights
- No
- Internet connected
- Xfinity
- Cable connected
- Xfinity
Green & certifications
- Energy generation
- Solar
Rooms & extras
- Spa
- Yes
- Bathtubs
- 2
- Showers
- 5
- Fireplaces on main
- 1
- Fireplaces upstairs
- 1
New construction
- New construction state
- Completed
- Estimated completion
- Apr 14, 2026
- Builder
- MacPherson Construction & Design
- Construction methods
- Standard Frame
- Square footage source
- Tax roles
- Lot size source
- Survey
Manufactured home
- Land lease
- No
Neighborhood mobility
Doorstep, Pedal & Station Scores
Three RexMont scores for this exact address: what is on foot, what is by bike, and what rides past the door.
Ground Truth™
The ground, the slope, the flood zone and the noise at this address
Read from public hazard, flood, terrain and noise maps for this exact home.
Address Insider™
The members' report
Commute, transit, zoning and ADU potential, internet providers and the lifestyle around the home: the nearest grocery, coffee, park, services and transit stop. One free registration opens every home on rexmont.com.
Opens with the report above.
Sales & Tax Records for 5330 Butterworth Road
NWMLS via MLS Grid · King County AssessorEvery listing, pending, price change and closing filed on this home with the NWMLS, the county’s recorded sales, and its assessed values by tax year.
- Aug 31, 2026ListedNWMLS via MLS Grid · #2576116$17,900,000$2,283/sq ft
Mortgage payment forecast
$108,165 per month
Great rateTakes about 5 minutes & won't affect your credit
Get pre-approvedSource: RexMont estimate, not Northwest MLS listing data. Interest rates from Freddie Mac's Primary Mortgage Market Survey via FRED (Federal Reserve Bank of St. Louis). Property tax and HOA dues from the NWMLS listing where provided, otherwise estimated; insurance estimated at 0.3% of price per year.
Estimate only. Actual payment depends on credit, lender, and program. PMI not included for down payments below 20%.
Ask about this home
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Listing Broker: Windermere Real Estate/East; Amy A. Dedoyard; 206-715-3043; amydedoyard@gmail.com
Market pulse
Mercer Island is a balanced market.
Supply and demand are roughly in balance. Neither side has a clear edge.
Offer insight: Homes typically sell with one offer near asking price.
List to sale price: The average home sells for about 2% below list price.
Time on market: The average home goes pending in around 74 days.
Recent sales nearby
Within 1 mile · last 6 months$2,825,000 Sold
3 weeks ago
4 bd•3.25 ba•~3,728 sq ft•Single Family
4520 89th Avenue SE, Mercer Island, WA 98040
2%
Under list
40
Days on market
0.8 mi
Distance
$2,075,000 Sold
4 weeks ago
4 bd•2.75 ba•~3,180 sq ft•Single Family
4859 86th Avenue SE, Mercer Island, WA 98040
1%
Under list
31
Days on market
0.8 mi
Distance
$1,340,000 Sold
4 weeks ago
3 bd•2.5 ba•~1,800 sq ft•Single Family
8808 SE 54th SE, Mercer Island, WA 98040
8%
Under list
89
Days on market
0.6 mi
Distance
$3,150,000 Sold
5 weeks ago
5 bd•4.5 ba•~3,787 sq ft•Single Family
4525 90th Avenue SE, Mercer Island, WA 98040
3%
Under list
132
Days on market
0.8 mi
Distance
$1,865,000 Sold
5 weeks ago
4 bd•3 ba•~3,234 sq ft•Single Family
5021 E Mercer Way, Mercer Island, WA 98040
2%
Under list
83
Days on market
0.3 mi
Distance
Closed sales from MLS GRID / NWMLS within the past 6 months, matched on property type and within 1 mile. Comps approximate.
Want a deeper read on this market?
Ask a RexMont agentMarket data from MLS GRID / NWMLS · Updated Oct 2026
Information and statistics derived from Northwest Multiple Listing Service. Source: Northwest Multiple Listing Service, as distributed by MLS GRID.
MLS GRID Disclaimer
Based on information submitted to the MLS GRID as of October 19, 2026 at 9:46 PM PT (date and time MLS GRID Data was obtained). 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.
Listing information courtesy of Northwest Multiple Listing Service (NWMLS). 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 RexMont Real Estate are marked with the “Listing courtesy of NWMLS” designation. Information provided is for the consumer’s personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
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© 2026 Northwest Multiple Listing Service. All rights reserved.
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