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. Epicurean kitchen with dual sinks, dishwashers & three ovens-Miele and waterfall Quartz as the backdrop. 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.
Sold
Listed by: Coldwell Banker Bain • Lisa T. Boyd
Bought with: Windermere Real Estate/East
$3,700,000
8260 SE 31st Street, Mercer Island, WA 98040
4beds
4,863sqft
Single Family Residence
Built in 2018
0.25 Acres Lot
$3,674,500 Zestimate®
$761/sqft
$6,913 Estimated rent
Home value
$3,674,500
$3.42M - $3.97M
$6,913/mo
Zestimate® history
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List your homeWhat's special
Stone fireplacesEpicurean kitchenBonus roomVerdant backdropsPrimary suiteHalf bathDual sinks
Zillow last checked:
Listing updated:
Listed by:
Lisa T. Boyd,
Coldwell Banker Bain,
Allison W. Trull,
Coldwell Banker Bain
Bought with:
Emily Roberts, 104122
Windermere Real Estate/East
Source: NWMLS as distributed by MLS GRID,MLS#: 2511061
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 5
- Full bathrooms: 2
- 3/4 bathrooms: 2
- 1/2 bathrooms: 1
- Main level bathrooms: 1
- Main level bedrooms: 1
Primary bedroom
- Level: Second
Bedroom
- Level: Main
Bedroom
- Level: Second
Bedroom
- Level: Second
Bathroom three quarter
- Level: Main
Bathroom full
- Level: Second
Bathroom three quarter
- Level: Second
Bathroom full
- Level: Second
Other
- Level: Lower
Other
- Level: Lower
Bonus room
- Level: Second
Dining room
- Level: Main
Entry hall
- Level: Main
Great room
- Level: Main
Kitchen with eating space
- Level: Main
Rec room
- Level: Lower
Heating
- Fireplace, 90%+ High Efficiency, Forced Air, Radiant, Recirculation Pump, Natural Gas
Cooling
- Forced Air
Appliances
- Included: Dishwasher, Disposal, Dryer, Microwave, Refrigerator, Stove(s)/Range(s), Tankless Water Heater, Washer, Dishwasher(s), Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Washer(s), Water Heater: Gas, Water Heater Location: Mechanical Room
Features
- Bath Off Primary, Ceiling Fan(s), Dining Room, High Tech Cabling, Pantry
- Flooring: Ceramic Tile, Engineered Hardwood, Carpet
- Windows: Dbl Pane/Storm Window
- Basement: Finished
- Number of fireplaces: 2
- Fireplace features: Gas, Main Level: 2, Fireplace
Interior area
- Total structure area: 4,863
- Total interior livable area: 4,863 sqft
Property
Parking
- Total spaces: 3
- Parking features: Attached Garage
- Has attached garage: Yes
- Covered spaces: 3
Features
- Levels: Two
- Stories: 2
- Entry location: Main
- Patio & porch: Bath Off Primary, Ceiling Fan(s), Dbl Pane/Storm Window, Dining Room, Fireplace, High Tech Cabling, Pantry, Sprinkler System, Vaulted Ceiling(s), Walk-In Closet(s), Water Heater, Wine/Beverage Refrigerator, Wired for Generator
- Has view: Yes
- View description: Territorial
Lot
- Size: 0.25 Acres
- Features: Curbs, Dead End Street, Paved, Sidewalk, Cable TV, Deck, Electric Car Charging, Fenced-Partially, Gas Available, High Speed Internet, Outdoor Fireplace, Patio, Sprinkler System
- Topography: Level,Terraces
- Residential vegetation: Garden Space
Details
- Parcel number: 1793900120
- Zoning description: Jurisdiction: City
- Special conditions: Standard
- Other equipment: Leased Equipment: None, Wired for Generator
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Modern,2 Stories w/Bsmnt
- Property subtype: Single Family Residence
Materials
- Cement/Concrete, Wood Siding
- Roof: Built-Up
Condition
- Year built: 2018
Utilities & green energy
- Electric: Company: Puget Sound Energy
- Sewer: Sewer Connected, Company: City of Mercer Island
- Water: Public, Company: City of Mercer Island
- Utilities for property: Xfinity, Xfinity
Community & HOA
Community
- Features: CCRs
- Subdivision: North End
HOA
- Services included: Common Area Maintenance
- HOA fee: $83 monthly
Location
- Region: Mercer Island
Financial & listing details
- Price per square foot: $761/sqft
- Tax assessed value: $3,963,000
- Annual tax amount: $26,855
- Date on market: 4/17/2026
- Cumulative days on market: 96 days
- Listing terms: Conventional
- Inclusions: Dishwasher(s), Dryer(s), Garbage Disposal, Leased Equipment, Microwave(s), Refrigerator(s), Stove(s)/Range(s), Washer(s)
Price history
| Date | Event | Price |
|---|---|---|
| 6/1/2026 | Sold | $3,700,000-7.5%$761/sqft |
Source:  NWMLS as distributed by MLS GRID #2511061 Report a problem | ||
| 5/13/2026 | Pending sale | $3,998,000$822/sqft |
Source: NWMLS as distributed by MLS GRID #2511061 Report a problem | ||
| 4/21/2026 | Listed for sale | $3,998,000+19.8%$822/sqft |
Source: NWMLS as distributed by MLS GRID #2511061 Report a problem | ||
| 11/14/2018 | Sold | $3,338,000$686/sqft |
Source: NWMLS as distributed by MLS GRID #1335061 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $25,824 -3.8% | $3,963,000 -3.4% |
| 2024 | $26,855 +1.3% | $4,101,000 +6.5% |
| 2023 | $26,520 +0.4% | $3,852,000 -10.6% |
| 2022 | $26,422 +11.4% | $4,308,000 +33.8% |
| 2021 | $23,712 +4.2% | $3,220,000 +13.3% |
| 2020 | $22,757 +2.3% | $2,843,000 +1% |
| 2019 | $22,245 +7.4% | $2,816,000 +2.1% |
| 2018 | $20,717 +204.3% | $2,757,000 +251.7% |
| 2017 | $6,809 | $784,000 +9.3% |
| 2016 | -- | $717,000 |
Find assessor info on the county website
Neighborhood: 98040
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Nearby schools
GreatSchools rating
- 9/10Northwood Elementary SchoolGrades: PK-5Distance: 0.7 mi
- 9/10Islander Middle SchoolGrades: 6-8Distance: 3.1 mi
- 10/10Mercer Island High SchoolGrades: 9-12Distance: 0.8 mi
Schools provided by the listing agent
- Middle: Islander Mid
Source: NWMLS as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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Estimated market value
$3,674,500
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Estimated market value
$3,674,500
- Washington
- King County
- Mercer Island
- 98040
- 8260 SE 31st Street
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