4889 Forest Avenue SE, Mercer Island, WA 98040
Listed by Kelly Weisfield, COMPASS
$3,650,000
$743 per sq ft
4889 Forest Avenue SE, Mercer Island, WA 98040
Mercer Island, WA, 98040
- Beds
- 5
- Baths
- 4
- Sq ft
- 4,910
- Built
- 1982
- Parking
- Attached Garage
- HOA
- $2,000 annually
Tour this home
Jeff Reynolds · Managing Broker, Compass
Start with a focused 15-minute call, then tour with a clear due-diligence plan.
- 5
- Bedrooms
- 4
- Bathrooms
- 4,910
- Square feet
- $743
- Per sq ft
- Single Family Residence
- Type
- 1982
- Year built
- 15,421 sq ft
- Lot
- 57
- Days on market
About this property
Coveted Westside Shared Waterfront! Enjoy the best of Mercer Island waterfront living with boat moorage, 100' of community beach, a new dock, boat lift, and beautifully refreshed beachfront grounds. Set in a sought-after mid-Island neighborhood, this updated home blends lake views, dramatic architecture, and exceptional spaces for gathering, entertaining, and everyday living. Soaring ceilings and walls of windows fill the open great room with natural light, flowing seamlessly to an expansive IPE deck overlooking the sport court and turf lawn. The gourmet kitchen anchors the home with high-end appliances and stylish updates, while a dedicated office, formal dining room, and lake-view living room provide space for every occasion. Upstairs, four bedrooms include a serene lake-view primary suite with a flexible bonus room, walk-in closets, and a luxurious 5-piece bath. A rooftop patio offers the perfect spot to unwind with sunset skies and sparkling water views. The lower level features a spacious rec room, wine cellar, and guest suite - ideal for hosting the crowd. Extensively updated with a new roof, windows, paint, automated blinds, A/C, and furnace. Oversized 3-car garage, storage shed, and bonus storage room. A rare opportunity to enjoy boating, beach days, and an exceptional Mercer Island lifestyle.
Location & commute
Add a destination (work, gym, school) for directions and drive time.
Property details
Listing details
- Listing number
- #2568232
- Listed
- August 12, 2026
- Days on market
- 57 (includes a prior listing period)
- Price per sq ft
- $743
Unit & building
- Unit levels
- Multi/Split
Homeowners association
- HOA dues
- $2,000 annually
Parking
- Parking
- Attached Garage
- Covered spaces
- 3
- Total spaces
- 3
Views
- View
- CityLakeMountainsTerritorial
Construction
- Year built
- 1982
- Style
- 15 - Multi Level
- Structure
- House
- Roof
- Composition
Heating & cooling
- Heating
- Forced AirHigh Efficiency (Unspecified)
- Cooling
- Central AirForced Air
- Energy source
- Natural Gas
Interior features
- Features
- Bath Off PrimaryDbl Pane/Storm WindowDining RoomFireplaceFireplace (Primary Bedroom)French DoorsHigh Tech CablingJetted TubLoftSecurity SystemSkylight(s)Vaulted Ceiling(s)Walk-In Closet(s)Wine CellarWine/Beverage Refrigerator
- Fireplaces
- 3
- Fireplace type
- GasWood Burning
Flooring
- Flooring
- Ceramic TileHardwoodSlateVinylCarpet
Appliances
- Appliances
- DishwasherDisposalDouble OvenDryerRefrigeratorStove(s)/Range(s)Trash CompactorWasher
Community & building features
- Features
- CCRs
Lot
- Lot features
- Dead End StreetPaved
- Lot size
- 15,421 sq ft
Terms
- Terms offered
- CashConventional
Utilities
- Water
- City of Mercer Island
- Sewer
- City of Mercer Island
- Power
- PSE
Schools
- District
- Mercer Island
- Elementary
- Buyer To Verify
- Middle
- Islander Mid
- High
- Mercer Isl High
Listing history
Listed
$3,650,000
August 12, 2026
Derived from current MLS listing fields. Full multi-cycle status history is on the roadmap.
Payment estimate
An estimate to help you plan, not a loan offer or financial advice.
Est. monthly
$21,421
- Principal & interest
- $18,456
- Property tax (est.)
- $2,798
- HOA dues
- $167
Assumes $730,000 down (20%), a $2,920,000 loan at 6.5% over 30 years. Property tax is an estimated figure, not MLS data (verify with the county assessor). Excludes insurance, PMI, and closing costs. Not a commitment to lend or financial advice.
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Based on information submitted to the MLS GRID as of August 12, 2026 at 9:00 PM PDT. 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.