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$9,380,000
8 Days On Site

7909 78th Avenue SE
Mercer Island, WA 98040

For Sale|Single Family Residence|Active
7
Beds
4
Full Baths
6
Partial Baths
9,340
SqFt
$1,004
/SqFt
1996
Built
Subdivision:
Mercer Island
County:
King
Days online/new listing status Today's Date - OriginatingSystemModificationTimestamp + CumulativeDaysOnMarket = CDOM.
Courtesy of NWMLS
Listing courtesy of Janie Lee of John L. Scott, Inc

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(360) 507-3775
7909 78th Avenue SE7909 78th Avenue SE7909 78th Avenue SE7909 78th Avenue SE
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Perched above the shores of Mercer Island, this custom estate offers a front-row seat to panoramic Lake Washington views. Rich cherry millwork lines every room. Main level boasts the 1st primary suite w/private patio. Sprawling staircase leads to the upper level with 3 spacious ensuites. 2nd primary suite w/private patio overlooking the stunning view. Gourmet kitchen w/high-end appliances paired with butler’s pantry. Resort lifestyle year-round on the lower level, theatre, billiards room, indoor pool, gym, spa, sauna and wine cellar. Outdoors, expansive entertainment decks, full sport court and putting green are surrounded by professional landscaping w/the dramatic backdrop of the lake. Enjoy a life of splendor in this unparalleled estate.

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Listing Snapshot
Price 
$9,380,000
Days On Site 
8 Days
Bedrooms 
7
Inside Area (SqFt) 
9,340 sqft
Total Baths 
10
Full Baths 
4
Partial Baths 
6
Lot Size 
0.5411 Acres
Year Built 
1996
MLS® Number 
2321050
Status 
Active
Property Tax 
$31,838
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
N/A
Days online/new listing status Today's Date - OriginatingSystemModificationTimestamp + CumulativeDaysOnMarket = CDOM.
Friends & Family
Recent Activity
3 days agoListing updated with changes from the MLS®
a week agoListing first seen on site
General Features
Acres 
0.5411
Attached Garage 
Yes
Buyer Agent Compensation 
1.75
Garage 
Yes
Garage Spaces 
4
Parking 
AttachedRV Access/Parking
Parking Spaces 
4
Property Sub Type 
Single Family Residence
Security 
Security System
SqFt Total 
9340
Stories 
Two
Style 
Northwest Contemporary
Utilities 
Cable AvailableSewer Connected
Water Source 
Public
Zoning 
R15
Interior Features
Appliances 
DishwasherDryerRefrigeratorDisposalGas Water HeaterWasherWater Heater
Basement 
DaylightFinished
Cooling 
Central Air
Fireplace 
Yes
Fireplace Features 
GasMaster Bedroom
Fireplaces 
2
Flooring 
Ceramic TileHardwoodCarpet
Heating 
ElectricNatural GasForced AirHeat Pump
Interior 
Central VacuumWalk-In Closet(s)SaunaVaulted Ceiling(s)Wet Bar
Main Level Bedrooms 
1
Spa 
Yes
Window Features 
Storm Window(s)
Bathroom Full 
Level - Lower
Bathroom Half 
Level - Main
Bathroom Three Quarter 
Level - Second
Bedroom 
Level - Second
Bonus Room 
Level - Lower
Den 
Level - Main
Dining Room 
Level - Main
Entry Hall 
Level - Main
Extra Fin Rm 
Level - Lower
Family Room 
Level - Main
Kitchen 
Level - Second
Living Room 
Level - Main
Master Bedroom 
Level - Second
Rec Room 
Level - Lower
Utility Room 
Level - Main
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Exterior Features
Construction Details 
StoneStucco
Exterior 
Garden
Fencing 
Full
Lot Features 
Paved
Other Structures 
OutbuildingArena
Patio And Porch 
DeckPatio
Pool Features 
Indoor
Private Pool 
Yes
Roof 
Tile
Spa 
Yes
View 
LakeMountain(s)Territorial
Waterview 
LakeMountain(s)Territorial
Windows/Doors 
Storm Window(s)
Community Features
Accessibility Features 
Therapeutic Whirlpool
Building Access 
Main
Financing Terms Available 
Conventional
MLS Area 
510 - Mercer Island
School District 
Mercer Island
Schools
School District
Mercer Island
Elementary School
Lakeridge Elem
Middle School
Islander Mid
High School
Mercer Isl High
Courtesy of NWMLS
Listing courtesy of Janie Lee of John L. Scott, Inc



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 2025, 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.
Based on Information submitted to the MLS Grid as of: 2024-10-29 05:00 PM PDT

Neighborhood & Commute
Source: Walkscore
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