This custom-built home presents a rare opportunity for those seeking both luxury & comfort. Nestled on over 1/3 acre in a prime mid-island location, this residence spans over 5,100 sq ft w/grand westerly views that allow you to enjoy extraordinary sights, incl holiday ships, the Blue Angels, & the spectacular Seattle skyline at sunset—an everyday indulgence. The thoughtfully designed flr plan includes a main flr master suite, open kitchen w/spacious eating area, and a great rm that seamlessly integrates entertainment and daily life. This charming gem is ready for your personal touch & style to transform it into your perfect sanctuary. 1,300 sq ft ADU with its own entrance & parking, offers versatility for guests or potential rental income.
Sold
Listed by: South Lake Associates Inc. • Lily Koshiro
Bought with: Kelly Right RE of Seattle LLC
$3,350,000
5243 Forest Avenue SE, Mercer Island, WA 98040
5beds
5,190sqft
Single Family Residence
Built in 1987
0.33 Acres Lot
$3,179,700 Zestimate®
$645/sqft
$8,161 Estimated rent
Home value
$3,179,700
$2.93M - $3.47M
$8,161/mo
Zestimate® history
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List your homeWhat's special
Open kitchenGrand westerly viewsSpacious eating area
Zillow last checked:
Listing updated:
Listed by:
Lily Koshiro,
South Lake Associates Inc.,
Sung Joon Steve Back,
South Lake Associates Inc.
Bought with:
Xueying Hu, 21027297
Kelly Right RE of Seattle LLC
Source: NWMLS as distributed by MLS GRID,MLS#: 2294371
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 5
- Bathrooms: 5
- Full bathrooms: 2
- 3/4 bathrooms: 1
- 1/2 bathrooms: 2
- Main level bathrooms: 3
- Main level bedrooms: 1
Primary bedroom
- Level: Main
Bedroom
- Level: Second
Bedroom
- Level: Second
Bedroom
- Level: Second
Bedroom
- Level: Lower
Bathroom full
- Level: Main
Bathroom full
- Level: Second
Bathroom three quarter
- Level: Lower
Other
- Level: Main
Other
- Level: Main
Other
- Level: Lower
Den office
- Level: Main
Den office
- Level: Lower
Dining room
- Level: Main
Dining room
- Level: Lower
Entry hall
- Level: Main
Family room
- Level: Main
Kitchen with eating space
- Level: Main
Living room
- Level: Main
Living room
- Level: Lower
Heating
- Fireplace, Forced Air, Electric, Natural Gas
Cooling
- Forced Air
Appliances
- Included: Dishwasher(s), Dryer(s), Disposal, Microwave(s), Refrigerator(s), Washer(s), Garbage Disposal, Water Heater: Gas
Features
- Bath Off Primary, Central Vacuum, Dining Room
- Flooring: Ceramic Tile, Hardwood, Laminate, Carpet
- Doors: French Doors
- Windows: Double Pane/Storm Window, Skylight(s)
- Basement: Finished
- Number of fireplaces: 4
- Fireplace features: Wood Burning, Lower Level: 1, Main Level: 2, Upper Level: 1, Fireplace
Interior area
- Total structure area: 5,190
- Total interior livable area: 5,190 sqft
Property
Parking
- Total spaces: 2
- Parking features: Attached Garage, RV Parking
- Attached garage spaces: 2
Features
- Levels: Two
- Stories: 2
- Entry location: Main
- Patio & porch: Second Kitchen, Bath Off Primary, Built-In Vacuum, Ceramic Tile, Double Pane/Storm Window, Dining Room, Fireplace, French Doors, Hardwood, Laminate, Skylight(s), Sprinkler System, Vaulted Ceiling(s), Walk-In Closet(s), Wall to Wall Carpet, Water Heater
- Has view: Yes
- View description: City, Lake
- Has water view: Yes
- Water view: Lake
Lot
- Size: 0.33 Acres
- Features: Dead End Street, Secluded, Deck, Gas Available, High Speed Internet, RV Parking, Sprinkler System
- Topography: Level,Partial Slope,Steep Slope
- Residential vegetation: Brush, Garden Space
Details
- Parcel number: 1410300010
- Zoning: R15
- Zoning description: Jurisdiction: City
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Architectural style: 2 Stories w/Bsmnt
- Property subtype: Single Family Residence
Materials
- Wood Siding
- Roof: Composition
Condition
- Good
- Year built: 1987
- Major remodel year: 1987
Utilities & green energy
- Sewer: Sewer Connected
- Water: Public
Community & HOA
Community
- Subdivision: Mid Island
Location
- Region: Mercer Island
Financial & listing details
- Price per square foot: $645/sqft
- Tax assessed value: $4,076,000
- Annual tax amount: $23,190
- Date on market: 11/25/2024
- Cumulative days on market: 604 days
- Listing terms: Conventional
- Inclusions: Dishwasher(s), Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Washer(s)
Price history
| Date | Event | Price |
|---|---|---|
| 3/21/2025 | Sold | $3,350,000-5.6%$645/sqft |
Source:  NWMLS as distributed by MLS GRID #2294371 Report a problem | ||
| 2/20/2025 | Pending sale | $3,549,000+36.6%$684/sqft |
Source: NWMLS as distributed by MLS GRID #2294371 Report a problem | ||
| 3/10/2020 | Listing removed | $2,598,000$501/sqft |
Source: Compass Washington #1560343 Report a problem | ||
| 3/10/2020 | Listed for sale | $2,598,000-2%$501/sqft |
Source: Compass Washington #1560343 Report a problem | ||
| 3/9/2020 | Sold | $2,650,000+2%$511/sqft |
Source: NWMLS as distributed by MLS GRID #1560343 Report a problem | ||
| 2/9/2020 | Pending sale | $2,598,000$501/sqft |
Source: Compass Washington #1560343 Report a problem | ||
| 2/5/2020 | Listed for sale | $2,598,000$501/sqft |
Source: Compass Washington #1560343 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $26,560 +13.1% | $4,076,000 +13.7% |
| 2024 | $23,485 +1.3% | $3,586,000 +6.5% |
| 2023 | $23,190 +0.4% | $3,368,000 -10.6% |
| 2022 | $23,107 +11.4% | $3,767,000 +33.8% |
| 2021 | $20,740 +4.2% | $2,816,000 +13.2% |
| 2020 | $19,910 +4.3% | $2,487,000 +2.9% |
| 2019 | $19,095 +7.4% | $2,417,000 +2.2% |
| 2018 | $17,782 -4% | $2,366,000 +10.8% |
| 2017 | $18,525 +27.8% | $2,135,000 +7.4% |
| 2016 | $14,497 | $1,987,000 +10.4% |
| 2015 | $14,497 | $1,800,000 +8.6% |
| 2014 | $14,497 | $1,657,000 +0.8% |
| 2013 | $14,497 | $1,644,000 +8.4% |
| 2012 | -- | $1,516,000 +1.3% |
| 2011 | -- | $1,497,000 -7.2% |
| 2010 | -- | $1,614,000 |
| 2009 | -- | $1,614,000 +6.8% |
| 2007 | -- | $1,511,000 +0.1% |
| 2006 | -- | $1,509,000 +9.8% |
| 2005 | -- | $1,374,000 +24.5% |
| 2001 | $10,552 -0.1% | $1,104,000 +10.3% |
| 2000 | $10,563 | $1,001,000 |
Find assessor info on the county website
Neighborhood: 98040
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Nearby schools
GreatSchools rating
- 9/10Island Park Elementary SchoolGrades: K-5Distance: 0.4 mi
- 9/10Islander Middle SchoolGrades: 6-8Distance: 1.3 mi
- 10/10Mercer Island High SchoolGrades: 9-12Distance: 1.2 mi
Schools provided by the listing agent
- Elementary: Island Park Elem
- Middle: Islander Mid
- High: Mercer Isl High
Source: NWMLS as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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Estimated market value
$3,179,700
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Estimated market value
$3,179,700
- Washington
- King County
- Mercer Island
- 98040
- 5243 Forest Avenue SE
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