7909 78th Ave SE Mercer Island, WA 98040
Island Point NeighborhoodEstimated payment $43,716/month
Highlights
- Second Kitchen
- Indoor Pool
- Sauna
- Lakeridge Elementary School Rated A
- Wine Cellar
- Lake View
About This Home
Perched above Lake Washington with expansive views, this custom estate showcases exquisite cherry millwork throughout. The main-level primary suite opens to a private patio, and upstairs, an additional primary suite with its own terrace complements two more ensuites. Entertain effortlessly in the gourmet kitchen with high-end appliances and butler’s pantry. The lower level transforms into a resort-style retreat with indoor pool, spa, sauna, gym, theater, billiards room, and wine cellar. Outside, expansive decks, a sport court, putting green, and professionally landscaped grounds frame the serene lake backdrop. Experience refined waterfront living in a singular setting.
Source: Northwest Multiple Listing Service (NWMLS)
MLS#: 2420036
Home Details
Home Type
- Single Family
Est. Annual Taxes
- $32,248
Year Built
- Built in 1996
Lot Details
- 0.54 Acre Lot
- Street terminates at a dead end
- Terraced Lot
- Sprinkler System
- Fruit Trees
- Garden
Parking
- 4 Car Attached Garage
Property Views
- Lake
- Mountain
- Territorial
Home Design
- Poured Concrete
- Tile Roof
- Stone Siding
- Stucco
- Stone
Interior Spaces
- 9,340 Sq Ft Home
- 2-Story Property
- Wet Bar
- Central Vacuum
- Vaulted Ceiling
- 2 Fireplaces
- Gas Fireplace
- French Doors
- Wine Cellar
- Dining Room
- Sauna
- Finished Basement
- Natural lighting in basement
Kitchen
- Second Kitchen
- Walk-In Pantry
- Stove
- Microwave
- Dishwasher
- Disposal
Flooring
- Wood
- Carpet
- Ceramic Tile
Bedrooms and Bathrooms
- Fireplace in Primary Bedroom
- Walk-In Closet
- Bathroom on Main Level
- Hydromassage or Jetted Bathtub
- Spa Bath
Laundry
- Dryer
- Washer
Home Security
- Home Security System
- Storm Windows
Pool
- Indoor Pool
- Spa
Outdoor Features
- Sport Court
- Deck
Schools
- Lakeridge Elementary School
- Islander Mid Middle School
- Mercer Isl High School
Utilities
- High Efficiency Air Conditioning
- Forced Air Heating and Cooling System
- High Efficiency Heating System
- Heat Pump System
- Water Heater
- High Tech Cabling
- Cable TV Available
Community Details
- No Home Owners Association
- Mercer Island Subdivision
Listing and Financial Details
- Assessor Parcel Number 2524049014
Map
Home Values in the Area
Average Home Value in this Area
Tax History
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2024 | $32,248 | $4,925,000 | $2,211,000 | $2,714,000 |
| 2023 | $31,838 | $4,625,000 | $2,086,000 | $2,539,000 |
| 2022 | $28,466 | $5,172,000 | $2,347,000 | $2,825,000 |
| 2021 | $27,325 | $3,866,000 | $1,932,000 | $1,934,000 |
| 2020 | $27,526 | $3,414,000 | $1,840,000 | $1,574,000 |
| 2018 | $26,702 | $3,411,000 | $1,561,000 | $1,850,000 |
| 2017 | $22,551 | $3,078,000 | $1,412,000 | $1,666,000 |
| 2016 | $20,978 | $2,771,000 | $1,291,000 | $1,480,000 |
| 2015 | $20,214 | $2,510,000 | $1,169,000 | $1,341,000 |
| 2014 | -- | $2,311,000 | $1,081,000 | $1,230,000 |
| 2013 | -- | $1,914,000 | $952,000 | $962,000 |
Property History
| Date | Event | Price | List to Sale | Price per Sq Ft |
|---|---|---|---|---|
| 11/26/2025 11/26/25 | Price Changed | $7,800,000 | 0.0% | $835 / Sq Ft |
| 11/17/2025 11/17/25 | For Rent | $25,000 | 0.0% | -- |
| 09/10/2025 09/10/25 | Price Changed | $7,980,000 | -6.0% | $854 / Sq Ft |
| 08/18/2025 08/18/25 | For Sale | $8,488,000 | -- | $909 / Sq Ft |
Purchase History
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Warranty Deed | $2,330,000 | Fidelity Natio | |
| Interfamily Deed Transfer | -- | Chicago Title | |
| Quit Claim Deed | -- | -- | |
| Warranty Deed | $320,000 | Transamerica Title |
Mortgage History
| Date | Status | Loan Amount | Loan Type |
|---|---|---|---|
| Open | $1,398,000 | Adjustable Rate Mortgage/ARM |
Source: Northwest Multiple Listing Service (NWMLS)
MLS Number: 2420036
APN: 252404-9014
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Based on information submitted to the MLS GRID
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