About 4889 Forest Avenue Se
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.
Features of 4889 Forest Avenue Se
| MLS® # | 2568232 |
|---|---|
| Price | $3,650,000 |
| Bedrooms | 5 |
| Bathrooms | 3.25 |
| Full Baths | 2 |
| Half Baths | 1 |
| Square Footage | 4,910 |
| Acres | 0.35 |
| Year Built | 1982 |
| Type | Residential |
| Sub-Type | Single Family Residence |
| Status | Active |
Community Information
| Address | 4889 Forest Avenue Se |
|---|---|
| Area | 510 - Mercer Island |
| Subdivision | Westside |
| City | Mercer Island |
| County | King |
| State | WA |
| Zip Code | 98040 |
Amenities
| Parking Spaces | 3 |
|---|---|
| Parking | Attached Garage |
| View | City, Lake, Mountains, Territorial |
| Is Waterfront | No |
Interior
| Interior Features | Bath Off Primary, Dbl Pane/Storm Window, Dining Room, Fireplace, Fireplace (Primary Bedroom), French Doors, High Tech Cabling, Jetted Tub, Loft, Security System, Skylight(s), Vaulted Ceiling(s), Walk-In Closet(s), Wine Cellar, Wine/Beverage Refrigerator |
|---|---|
| Appliances | Dishwasher, Disposal, Double Oven, Dryer, Refrigerator, Stove(s)/Range(s), Trash Compactor, Washer |
| Heating | Forced Air, High Efficiency (Unspecified) |
| Cooling | Central Air, Forced Air |
| Fireplace | Yes |
| # of Fireplaces | 3 |
| Fireplaces | Gas, Wood Burning |
Exterior
| Exterior Features | Stone, Wood |
|---|---|
| Lot Description | Dead End Street, Paved |
| Foundation | Poured Concrete |
School Information
| District | Mercer Island |
|---|---|
| Elementary | Buyer To Verify |
| Middle | Islander Mid |
| High | Mercer Isl High |
Additional Information
| Date Listed | August 12th, 2026 |
|---|---|
| Days on Market | 78 |
| Foreclosure | No |
| Short Sale | No |
| RE / Bank Owned | No |
Listing Details
| Office | COMPASS |
|---|