Listing provided courtesy of Windermere Mercer IslandNWMLSas Distributed by MLSGrid- MLS# NWM2535485MLS Provider

4835 Forest Avenue SEMercer Island, WA 98040

Single Family · 3 Beds · 3 Full Baths · 1 Three Quarter Bath · 4,110 Sq. ft. | 0.47 Acres
$5,750,000 Active

4835 Forest Avenue SE Overview

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Opportunity knocks with a rare chance to own one of Mercer Island’s most coveted street-to-water waterfront estates. Set on nearly half an acre edged by 53 feet of prized west-facing shoreline, this extraordinary property captures sweeping views across Lake Washington to the Seattle skyline and Seward Park—arguably among the most breathtaking vistas on the Island. Iconic mid-century design incorporates walls of glass crowned by lofty clear cedar ceilings that frame the ever-changing panorama. Flow out from spacious gathering areas to expansive waterfront terraces. Views continue into the fireside primary suite, while a separate apartment above the main residence offers flexibility for guests, extended living, or future possibilities. Terraced grounds lead down to the water’s edge, beckoning you to swim, boat, entertain, and watch spectacular sunsets paint the sky. Launch days on the lake from your covered dock with two boat lifts, one ready to accommodate a vessel up to 50,000 pounds. Don’t miss the grandfathered boathouse...a rarity that can no longer be replicated! Rich with history from its classic 1950s roots, this is more than just a home—it is a legacy awaiting its next chapter. Whether you choose to enjoy it as-is, thoughtfully renovate, or create your own waterfront masterpiece, the setting is simply irreplaceable. Secure this premier Mercer Island waterfront lifestyle and make new memories for generations to come.

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4835 Forest Avenue SE Facts & Features

  • Type Single Family
  • Sq. ft. 4,110
  • Price/Sq.ft. $1,399
  • Lot 0.47 Acres

Details

General

Association/HOA

  • Association Fee: $0.00

School Information

  • School District: Mercer Island
  • Elementary School: Buyer To Verify
  • Middle Or Junior School: Islander Mid
  • High School: Mercer Isl High

Building Information

  • Building Name: Flood-Dearborn Add
  • New Construction: No
  • Year Built: 1958

Location/Region

  • Country: US
  • County Or Parish: King
  • MLS Area Major: 510 - Mercer Island
  • Subdivision Name: Westside

Rent/Lease Information

  • Land Lease: No

Tax Information

  • Tax Annual Amount: $31,124.00
  • Tax Year: 2026

General Information

  • Inclusions: Dishwasher(s), Double Oven, Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Stove(s)/Range(s), Washer(s)
  • Listing Terms: Cash, Conventional
  • Parcel Number: 2574900190
  • Property Condition: Average
  • Property Sub Type: Single Family Residence
  • Property Type: Residential
  • Senior Community: No
  • Special Listing Conditions: None

Interior

Building Information

  • Building Information: Built On Lot

Beds/Baths

  • ADU Baths: 1
  • ADU Beds: 1
  • Bathrooms Full: 3
  • Bathrooms Half: 0
  • Bathrooms Three Quarter: 1
  • Bathrooms Total: 4
  • Bedrooms Total: 3
  • Bedrooms Lower: 1
  • Bedrooms Upper: 1

Building Interior

  • Appliances Included: Dishwasher(s), Double Oven, Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Stove(s)/Range(s), Washer(s)
  • Building Area Total: 4110
  • Building Area Units: Square Feet
  • Calculated Square Footage: 4110
  • Square Footage Finished: 3670
  • Square Footage Unfinished: 440

General Information

  • Appliances: Dishwasher, Disposal, Double Oven, Dryer, Microwave, Refrigerator, Stove(s)/Range(s), Washer
  • Basement: Daylight, Partially Finished
  • Cooling: Yes
  • Entry Location: Main
  • Fireplace Features: Gas,Wood Burning
  • Fireplace: Yes
  • Fireplaces Total: 3
  • Flooring: Ceramic Tile, Vinyl Plank, Carpet
  • Foundation Details: Poured Concrete
  • Heating: Yes
  • Interior Features: Dbl Pane/Storm Window, Dining Room, Fireplace, Fireplace (Primary Bedroom), Jetted Tub, Security System, Sprinkler System, Vaulted Ceiling(s), Walk-In Closet(s), Water Heater, Wine Cellar, Wired for Generator
  • Levels: Two
  • Living Area: 3670
  • Main Level Bathrooms: 1
  • Main Level Bedrooms: 1
  • Power Production Type: Electric,Natural Gas
  • Security Features: Security System

Exterior

Parking Information

  • Open Parking: No
  • Parking Features: Attached Carport, Driveway, Off Street
  • Parking Total: 4

Lot Information

  • Irrigation Water Rights: No
  • Lot Features: Dead End Street, Paved
  • Lot Size Acres: 0.4728
  • Lot Size Square Feet: 20597
  • Lot Size Units: Square Feet
  • Site Features: Boat House, Cable TV, Deck, Dock, Gas Available, High Speed Internet, Moorage, Shop, Sprinkler System
  • Topography: Sloped, Terraces
  • Vegetation: Garden Space
  • Elevation Units: Feet
  • Water Source: Public

Waterfront/View

  • Waterfront Features: Low Bank, Bulkhead, Lake
  • Waterfront Footage: 53
  • Waterfront: Yes

Building Exterior/Construction

  • Attached Garage: No
  • Direction Faces: West
  • Roof: See Remarks, Torch Down
  • Structure Type: House

General Information

  • Carport: Yes
  • Covered Spaces: 4
  • Exterior Features: Metal/Vinyl
  • Sewer: Sewer Connected

Room Information

Room: Bathroom Full

  • Level: Lower

Room: Bathroom Three Quarter

  • Level: Lower

Room: Primary Bedroom

  • Level: Lower

Room: Utility Room

  • Level: Lower

Room: Bathroom Full

  • Level: Main

Room: Bedroom

  • Level: Main

Room: Den/Office

  • Level: Main

Room: Dining Room

  • Level: Main

Room: Entry Hall

  • Level: Main

Room: Kitchen With Eating Space

  • Level: Main

Room: Living Room

  • Level: Main

Room: Approved Accessory

  • Level: Second

Room: Bathroom Full

  • Level: Second

Room: Bedroom

  • Level: Second

4835 Forest Avenue SE Neighborhood

Community

98040 (MERCER ISLAND) Demographics

46
Median Age
2,001
Population Density (per sq. mile)
82%
College Educated
$150,506
Estimated Median Income
6,779
Estimated Total Home Owners
3,349
Estimated Total Renters
67% / 33%
Estimated Owner / Renter Divide
3
Estimated Average Household Size
Community data courtesy of LiveBy, Inc.

Schools

School data courtesy of LiveBy, Inc. School ratings are based on a scale of 1-5, with 5 being the highest rating and 1 being the lowest rating.

4835 Forest Avenue SE Monthly Cost

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* All calculations are estimates and provided by Reliance Network, for informational purposes only. Actual amounts may vary. ** Assumes 6.50% APR, 20% down payment, and conventional 30-year fixed rate first mortgage. Rates cited are for instructional purposes only; current rates are subject to change at any time without notice. You should not make any decisions based simply on the information provided. Additional required amounts such as taxes, insurance, homeowner association dues, assessments, mortgage insurance premiums, flood insurance or other such required payments should also be considered. Contact your mortgage company for current rates and additional information. Any mortgage broker or insurance agent that may appear is independent and is not affiliated with, endorsed by, or provided by the MLS.

4835 Forest Avenue SE Market Data

Based on the last 30 days in this zip code

$4,213,066
Average List Price
$1,190
Average Price per Square Foot
19
Properties Sold
61
Average Days on Market
107
Properties for Sale
Calculations provided by Reliance Network

4835 Forest Avenue SE History

Date Event Value Agent
6/11/2026Source: NWMLS Added to Database
June 11, 2026