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8260 SE 31st Street Mercer Island, WA $ 4,250,000
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$ 4,250,000 Get more info
8260 SE 31st Street
$ 4,250,000
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Open House 2/28 2pm - 4pm
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8260 SE 31st Street

Mercer Island, WA, 98040
$ 4,250,000
Bedrooms4 Baths4.1 Sq 4,863

Monthly Estimate*

$ 26,168

Listed by Coldwell Banker Bain
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Single Family Home for sale in Mercer Island, WA

for $4,250,000 with 4 bedrooms and 4 full baths, 1 half bath. This 4,863 square foot home was built in 2018 on a lot size of 0.2506.

A chosen position within the award winning neighborhood of Summerwell. 16 homes custom designed to align with nature and connect to their sites. This 4,863 sf home envelopes its surroundings while channeling the energy that striking design illuminates. Floating walnut stairs, soaring spaces, a silhouette of symmetry in design, the stalwarts of stellar architecture that doubles as art as McCullough design does so seamlessly. Beyond its pedigree, a well designed floorplan offers the flexibility for life. Ease of entertaining on the main floor that opens on both sides to the outdoors where stone fireplaces, year round spaces and verdant backdrops merge. A guest suite/office reside in tandem with the three quarter bath. Upstairs the primary suite, two additional suites, laundry and bonus room provide privacy and interaction. The lower level is host to a theatre/flex room, mud room, oversized gym (extra 239 sf additionally), half bath and three car garage with EV charging outlet. Thoughtfulness, purpose and timeless finishes are a daily reminder to how special this home is. Adjacent to parks, trails and downtown MI shops, restaurants and freeways for the centered lifestyle that MI offers.

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Open House

2/28/2026 2:00 PM - 4:00 PM
3/1/2026 1:00 PM - 3:00 PM
8260 SE 31st Street Mercer Island, WA
* Some states or local ordinances may prohibit Open Houses at this time, please confirm with your Weichert agent or local rep to confirm
Single Family Active

Price

$ 4,250,000

Bedrooms

4

Full Bath

4

Half Bath

1

Property Type

Single Family

Taxes

$ 26,855

Style

Modern

Lot Size

0.2506

Year Built

2018

Town/City

Mercer Island

County/Region

King

MLS | Web ID

2485131
Features
General
Living Area 4863
Sewer Sewer Connected
Heating 90%+ High Efficiency Forced Air Hot Water Recirc Pump Radiant
Cooling Central A/C Forced Air
Possession Closing
Roof Built-Up
Appliances Dishwasher(s) Disposal Dryer(s) Microwave(s) Refrigerator(s) Stove(s)/Range(s) Tankless Water Heater Washer(s)
HOA Fee 83.33
Association Fee Includes Common Area Maintenance
Architectural Style Modern
Security Features Partially Fenced
Year Built 2018
View Territorial
Topography Level Terraces
Levels Two
Property Subtype Single Family Residence
Tax Year 2025
Community Features CCRs
Building Name Coval Long Plat
Assoc Fee Paid Per Monthly
County King
New Construction N
Property Type Residential
HOA Y
Attached Garage Y
Subdivision Name North End
Garage Y/N Y
Full Baths 2
Special Listing Conditions None
Status Active
Directions I-90 to Island Crest Way. Head S on Island Crest Way. E on SE 28th. Left into Summerwell.
High School Buyer To Verify
City Mercer Island
Entry Location Main
Senior Community Y/N N
High School District Mercer Island
MLS Area 510 - Mercer Island
Lot Size Units Square Feet
Lot Size Square Feet 10918
Carport Y/N N
Listing Terms Cash Conventional
Elementary School Buyer To Verify
Land Lease Y/N N
Tax Annual Amount 26855
Middle/Junior High School Islander Mid
Public Remarks A chosen position within the award winning neighborhood of Summerwell. 16 homes custom designed to align with nature and connect to their sites. This 4 863 sf home envelopes its surroundings while ch
Structure Type House
Building Area Units Square Feet
Standard Status Active
Water Company City of Mercer Island
Property Style 18 - 2 Stories w/Bsmnt
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Interior
Interior Amenities Bath Off Primary Ceiling Fan(s) Dbl Pane/Storm Window Dining Room Fireplace High Tech Cabling Sprinkler System Vaulted Ceilings Walk-In Closet(s) Walk-In Pantry Water Heater Wine/Beverage Refrigerato
Basement Finished
Flooring Ceramic Tile Engineered Hardwood Carpet
Total Fireplaces 2
Fireplace Features Gas
Air Conditioning Y/N Y
Heating Y/N Y
Fireplace Y/N Y
Half Baths 1
3/4 Baths 2
Total Bedrooms 4
Main Level Bedrooms 1
Total Baths 5
Water Heater Type Gas
Water Heater Location Mechanical Room
Fireplaces Main 2
Power Production Type Natural Gas
Baths Three Quarter Garage 0
Baths Three Quarter Lower 0
Baths Three Quarter Main 1
Baths Three Quarter Upper 1
Bedrooms Lower 0
Bedrooms Upper 3
Baths Half Upper 0
Baths Half Main 0
Baths Half Lower 1
Baths Half Garage 0
Baths Full Upper 2
Baths Full Main 0
Baths Full Lower 0
Baths Full Garage 0
Bathrooms 4
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Exterior
Exterior Amenities Cement/Concrete Wood
Vegetation Garden Space
Parking Features Attached Garage
Lot Features Curbs Dead End Street Paved Sidewalk
Water Source Public
Total Parking 3
Inclusions Dishwasher(s) Dryer(s) Garbage Disposal Leased Equipment Microwave(s) Refrigerator(s) Stove(s)/Range(s) Washer(s)
Building Area Total 4863
Lot Size Acres 0.2506
Waterfront Y/N N
Covered Spaces 3
Irrigation Water Rights Y/N N
Site Features Cable TV Deck Electric Car Charging Fenced-Partially Gas Available High Speed Internet Outdoor Fireplace Patio Sprinkler System
Lot Number 12
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Internal Only
OriginalMLSID NWM2485131
Street Number 1 8260
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* Excluded Features
List By
Allison W. Trull

Listing Agent

Coldwell Banker Bain

Broker

Affordability Calculator

$28,406
Per Month
92%
8%
0%
Monthly Principal & Interest
$26,168
Monthly Property Taxes
$2,238
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.25% 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.
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Nearby
3100538 Elementary School
1853914 Middle School
Buyer To Verify High School High School
See complete school information
Pricing History
DatePricePrice ChangeDescription
2/27/2026$4,250,000 Listed Price

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8260 SE 31st Street, Mercer Island, WA, 98040 is a Single Family Home for sale at $4,250,000 with 4,863 sqft and a lot size of 0.2506. 8260 SE 31st Street has 4 bedrooms, 4.1 baths, and was built in 2018. The property's zip code is 98040 which is in Mercer Island, WA

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