4102 100th Avenue SE Mercer Island, WA $ 8,495,000
4102 100th Avenue SE
$ 8,495,000
Recently Listed
Share Save

4102 100th Avenue SE

Mercer Island, WA, 98040
$ 8,495,000
Bedrooms5 Baths4.1 Sq 5,535

Monthly Estimate*

$ 53,638

Listed by Windermere Real Estate/East
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 1
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 2
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 3
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 4
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 5
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 6
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 7
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 8
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 9
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 10
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 11
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 12
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 13
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 14
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 15
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 16
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 17
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 18
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 19
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 20
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 21
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 22
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 23
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 24
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 25
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 26
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 27
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 28
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 29
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 30
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 31
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 32
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 33
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 34
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 35
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 36
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 37
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 38
4102 100th Avenue SE, Mercer Island, WA 98040 - Image 39

Single Family Home for sale in Mercer Island, WA

for $8,495,000 with 5 bedrooms and 4 full baths, 1 half bath. This 5,535 square foot home was built in 2010 on a lot size of 0.505.

Get on the lake this summer and jump into one of the best waterfront investment opportunities on Lake Washington. This Northend Retreat showcases 90 ft of shoreline, a pancake flat lawn, a newer dock, and a guest house at the water’s edge. Inside, craftsmanship reigns w/triple crown molding + rich millwork & board & batten details. An epic Great Room awaits, flowing effortlessly through a fully opening retractable window wall & triple sets of French doors to multiple deck spaces & a covered outdoor living area w/ TV, frplc and built in BBQ. At its heart sits an Epicurean kitchen—a true command center for serious cooking & unforgettable gatherings. Private upper wing hosts an apartment suite w/ kitchenette ideal for work or multigenerational living. Retreat to the main flr primary, a sanctuary in itself, w/ soaring ceilings, stunning views, his/hers closets & its own laundry. The lower level unfolds into a wonderland of space w/ 3 bdrms (1 an ensuite), exercise + big bonus/billiard rm. At the shoreline, discover a charming beach house w/ upper view loft that could be the perfect art studio or massive storage space for all of the outdoor toys. Control 4 smart home. 3 laundry rms. 5 bdrm/4.5 bth, 5,535 sf main house, 1 bdrm/1bth, 950 sf casita. With a 3-car garage, generous auto court & newer boat ready dock, you'll never want to leave. Welcome home to the ultimate in wtrfrnt living!

See more

Single Family Active

Price

$ 8,495,000

Bedrooms

5

Full Bath

4

Half Bath

1

Property Type

Single Family

Taxes

$ 41,749

Style

Craftsman

Lot Size

0.505

Year Built

2010

Town/City

Mercer Island

County/Region

King

MLS | Web ID

2543693

Features
General
Living Area 5535
Sewer Sewer Connected
Heating 90%+ High Efficiency
Cooling Central Air Heat Pump
Possession Closing
Roof Composition
Appliances Dishwasher Disposal Double Oven Dryer Microwave Refrigerator Stove(s)/Range(s) Washer
HOA Fee 0
Architectural Style Craftsman
Security Features Partially Fenced Security System
Year Built 2010
View Lake Mountains
Topography Level Partial Slope
Levels Two
Property Subtype Single Family Residence
Tax Year 2025
Waterfront Features Medium Bank
Building Name Lakeholm Addition
County King
New Construction N
Property Type Residential
HOA N
Attached Garage Y
Subdivision Name North End
Facing Direction East
Garage Y/N Y
Full Baths 3
Special Listing Conditions None
Status Active
Directions From E Mercer Way turn onto 100th Ave SE then turn on first driveway on the left.
High School Mercer Isl High
City Mercer Island
Senior Community Y/N N
High School District Mercer Island
MLS Area 510 - Mercer Island
Lot Size Units Square Feet
Lot Size Square Feet 22000
Carport Y/N N
Listing Terms Cash Conventional
Elementary School Buyer To Verify
Land Lease Y/N N
Tax Annual Amount 41749
Middle/Junior High School Islander Mid
Property Condition Very Good
Public Remarks Get on the lake this summer and jump into one of the best waterfront investment opportunities on Lake Washington. This Northend Retreat showcases 90 ft of shoreline a pancake flat lawn a newer dock a
Structure Type House
Building Area Units Square Feet
Standard Status Active
Water Company City of Mercer Island
Property Style 18 - 2 Stories w/Bsmnt
See more
Interior
Interior Amenities Second Kitchen Bath Off Primary Built-In Vacuum Dbl Pane/Storm Window Dining Room Fireplace French Doors High Tech Cabling Loft Pantry Security System Skylight(s) SMART Wired Sprinkler System Vaulted
Basement Daylight Finished
Flooring Ceramic Tile Hardwood Slate Carpet
Total Fireplaces 4
Fireplace Features Gas Wood Burning
Air Conditioning Y/N Y
Heating Y/N Y
Fireplace Y/N Y
Half Baths 1
3/4 Baths 1
Total Bedrooms 5
Main Level Bedrooms 1
Total Baths 5
Water Heater Type Gas (3)
Water Heater Location Mechanical Room
Fireplaces Main 2
Fireplaces Lower 2
Power Production Type Natural Gas
Baths Three Quarter Garage 0
Baths Three Quarter Lower 0
Baths Three Quarter Main 0
Baths Three Quarter Upper 1
Bedrooms Lower 3
Bedrooms Upper 1
Baths Half Upper 0
Baths Half Main 1
Baths Half Lower 0
Baths Half Garage 0
Baths Full Upper 0
Baths Full Main 1
Baths Full Lower 2
Baths Full Garage 0
Bathrooms 4.25
See more
Exterior
Exterior Amenities Stone Wood
Vegetation Garden Space
Parking Features Attached Garage RV Parking
Lot Features Dead End Street Paved
Water Source Public
Total Parking 3
Inclusions Dishwasher(s) Double Oven Dryer(s) Garbage Disposal Microwave(s) Refrigerator(s) Stove(s)/Range(s) Washer(s)
Foundation Details Poured Concrete
Building Area Total 5535
Lot Size Acres 0.505
Waterfront Y/N Y
Covered Spaces 3
Irrigation Water Rights Y/N Y
Waterfront Footage 90
Site Features Cable TV Deck Dock Fenced-Partially Gas Available Irrigation Moorage Outdoor Fireplace Patio RV Parking Sprinkler System
See more
Internal Only
OriginalMLSID NWM2543693
Street Number 1 4102
See more
* Excluded Features
List By
Joan C. Bayley

Listing Agent

Windermere Real Estate/East

Broker

Affordability Calculator

$57,117
Per Month
94%
6%
0%
Monthly Principal & Interest
$53,638
Monthly Property Taxes
$3,479
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
Learn more about how to save

Discover how much house you can afford

Your dream home may be within reach.

Learn More about how to save

The time to sell is now
THE TIME TO SELL IS NOW! What's my home worth?
Nearby
3100538 Elementary School
1853914 Middle School
Mercer Isl High High School
Pricing History
DatePricePrice ChangeDescription
6/22/2026$8,495,000 Listed Price

Map


See all

4102 100th Avenue SE, Mercer Island, WA, 98040 is a Single Family Home for sale at $8,495,000 with 5,535 sqft and a lot size of 0.505. 4102 100th Avenue SE has 5 bedrooms, 4.1 baths, and was built in 2010. The property's zip code is 98040 which is in Mercer Island, WA