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$3,360,000
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Property Description
Enjoy the best of island living in this impeccably crafted North End home, tucked away on a quiet street just minutes from both Bellevue and Seattle. The main level features 10' ceilings, expansive windows, and a chef's kitchen with seamless flow into elegant living spaces. A main-floor guest suite offers flexibility. Upstairs includes four bedrooms, including a luxe primary suite with spa-like bath, and a spacious bonus room. The flat backyard invites outdoor entertaining. Upgrades include hardwood floors throughout, EV charger, whole-house generator for peace of mind, Sonos system, and custom California Closets. Walk to Northwood Elementary and MIHS. A rare blend of style, function, and convenience in an award-winning school district.
Full Property Details
Full Property Details for 4021 91st Ave SE
General
- Sold For: $3,360,000
- Taxes: $19,264 (2025)
- Status: Closed
- Type: Single Family
- Source: NWMLS
- MLS ID: 2380687
- Added to Site: 235 day(s) ago
Interior
- Interior Features: Second Primary Bedroom, Bath Off Primary, Double Pane/Storm Window, Dining Room, Fireplace, Security System, Skylight(s), Sprinkler System, Walk-In Closet(s), Walk-In Pantry, Water Heater
- Fireplace: Yes
- Number of Fireplaces: 1
- Fireplace(s): Gas
- Appliances: Dishwasher(s), Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Stove(s)/Range(s), Washer(s)
- Flooring: Ceramic Tile, Engineered Hardwood
Rooms
Bathrooms
- Total Bathrooms: 4
- Full Bathrooms: 2
- 3/4 Bathrooms: 1
- Half Bathrooms: 1
- Upper - Full Baths: 2
- Main Floor Baths: 2
- Main - 3/4 Baths: 1
- Main - 1/2 Baths: 1
Bedrooms
- Total Bedrooms: 5
- Bedrooms Upper: 5
Additional Information
- Amenities: Cable TV, Electric Car Charging, Fenced-Fully, High Speed Internet, Irrigation, Patio, Sprinkler System
- Security/Safety: Fully Fenced, Security System
Parking
- Garage: Yes
- Attached garage: Yes
- Garage Spaces: 3
- Covered Spaces: 3
- Parking Features: Attached Garage
Location
- Area: 510 - Mercer Island
- County: King
- Subdivision: North End
- Driving Directions: GPS is accurate
- Direction Faces: East
School Information
- High School District: Mercer Island
- Elementary School: Northwood Elem
- Middle School: Islander Mid
- High School: Mercer Isl High
Heating & Cooling
- Air Conditioning: Yes
- Cooling Type: 90%+ High Efficiency, Forced Air, Heat Pump, HEPA Air Filtration
- Heating Type: 90%+ High Efficiency, Forced Air
- Water Heater: Tankless
Utilities
- Sewer: Sewer Connected
- Water: Public
Structural Information
- Architectural Style: Northwest Contemporary
- Structure Type: House
- Builder: SG Building Group
- Exterior Const.: Cement Planked, Stone
- Basement Desc.: None
- Foundation: Poured Concrete
- Roof: Composition
- Square Feet: 3,680
- Finished Total: 3,680 Sq. Ft.
- Year Built: 2015
- Property Condition: Very Good
Lot Features
- Property View: Territorial
- Lot Size (Acres): 0.2169
- Lot Size (Sq. Ft.): 9,450
- Lot Size Source: Tax Records
- Topography: Level
Financial Considerations
- Tax Amount: $19,264.66
- Tax Year: 2025
- Terms: Cash Out, Conventional
Disclosures and Reports
- Special Conditions: None
- Inclusions: Dishwasher(s), Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Stove(s)/Range(s), Washer(s)
- Property ID: 8062300015
Listed by Michael Jiang | Specialty Real Estate Group | (800) 967-0180
Sold by Kamran Hasan | Fathom Realty WA LLC
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Schools
Schools serving 4021 91st Ave SE
School District:Mercer Island School District
| Name | Grades | Distance |
|---|---|---|
Northwood Elementary School, Mercer Island, WA 4030 86th Avenue Southeast, Mercer Island, WA 98040 | K-5 | 0.2 mi |
Islander Middle School 8225 Southeast 72nd Street, Mercer Island, WA 98040 | 6-8 | 2.6 mi |
Mercer Island High School 9100 Southeast 42nd Street, Mercer Island, WA 98040 | 9-12 | 0.2 mi |
Disclaimer:
School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 4021 91st Ave SE
Date
Details
Price
Change
Source
10/17/2025
Sold
$3,360,000
0.33%
MLS
5/29/2025
Listed
$3,349,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
4021 91st Avenue SE, Mercer Island, WA 98040 (MLS# 2380687) is a Single Family property that was sold at $3,360,000 on October 17, 2025. Want to learn more about 4021 91st Avenue SE? Do you have questions about finding other Single Family real estate for sale in Mercer Island? You can browse all Mercer Island real estate or contact a Coldwell Banker agent to request more information.

