$9,100,000

Active

3840 E Mercer Way

Mercer Island, WA 98040

Browse more homes in Mercer Island, WA

Beds

3.5

Baths

6,117

SqFt

1983

Built

Magnificent Modern Waterfront! Custom-built & recently transformed into an elevated lakeside oasis: 154’ prime lakefront, re-decked deepwater dock w/ covered boat lift, built-in BBQ & level lawn. Ideal Northend location – dream commute! Spectacular full remodel w/ gourmet kitchen, updated baths, elevator, new fixtures, lighting, windows, flooring, siding & more. Light, bright spaces w/ clean lines & walls of windows taking in panoramic lake & mtn views from nearly every room. Incredible layout w/ space for all: 4 of 5 BDRs up together incl. luxe owner’s suite w/ private deck & 5-pc bath. 4 more baths+ office & gym/flex 6th BDR. Soaring ceilings w/ nana doors seamlessly connect to outdoor entertaining spaces. Waterfront living at its finest.

MORTGAGE CALCULATOR

$46,015

Estimate only — not a loan offer. Consult a lender for actual terms.

LISTING SNAPSHOT

Price$9,100,000

Bedrooms5

Full Baths2

Half Baths3

Inside Area (SqFt)6,117 sqft

Lot Size0.6185 Acres

Year Built1983

MLS® Number2509304

StatusActive

Property Tax41926

HOA/Condo/Coop FeesN/A

GENERAL

Acres0.6185

Attached GarageYes

GarageYes

Land LeaseNo

LevelsMulti/Split

ParkingAttached

Parking Spaces2

Property Sub TypeSingle Family Residence

SecuritySecurity System

SqFt Total6117

StyleContemporary

UtilitiesCable Available, Sewer Connected

Water SourcePublic

ZoningR-9.6

INTERIOR

AppliancesDishwasher, Double Oven, Dryer, Microwave, Refrigerator, Disposal, Gas Water Heater, Washer, Water Heater

BasementNone

CoolingCentral Air, Ductless, Heat Pump

FireplaceYes

Fireplace FeaturesElectric

Fireplaces3

FlooringCeramic Tile, Hardwood, Carpet

HeatingElectric, Natural Gas, Ductless, Forced Air, Heat Pump, Radiant

InteriorWalk-In Closet(s), Elevator, Wet Bar

Window FeaturesSkylight(s)

Bathroom FullLevel - Third

Bathroom HalfLevel - Second

Bathroom Three QuarterLevel - Second

BedroomLevel - Third

DenLevel - Third

Dining RoomLevel - Main

Entry Hall

Extra Fin Room

Family RoomLevel - Main

KitchenLevel - Main

Living RoomLevel - Main

Master BedroomLevel - Third

Rec RoomLevel - Main

Utility RoomLevel - Third

EXTERIOR

Construction DetailsVinyl Siding, Wood Siding, Metal Siding

ExteriorGarden

Lot FeaturesLevel, Sloped, Paved, Waterfront

Patio And PorchPatio

RoofFlat

ViewLake, Mountain(s), Territorial

WaterfrontYes

Waterfront FeaturesLake, Waterfront

WaterviewLake, Mountain(s), Territorial

Windows/DoorsSkylight(s)

COMMUNITY

Building AccessUpper (4th Floor)

Financing Terms AvailableCash, Conventional

MLS Area510 - Mercer Island

School DistrictMercer Island

SCHOOLS

School DistrictMercer Island

RECENT ACTIVITY

April 17, 2026Active

Listing courtesy of COMPASS

Courtesy of NWMLS
Listing courtesy of Kelly Weisfield of COMPASS

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: 2026-07-15 01:37 AM PDT