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$1,468,000
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Property Description
Effortlessly cool with classic mid-century charm, this 3BR/1.5BA north-end rambler is designed for easy everyday living. The welcoming layout features a light-filled living and dining area, plus a cozy kitchen opening to a sunny patio and expansive fully fenced backyard with lush lawn, all set on a generous 8,793 sq ft lot-perfect for entertaining, gardening, pets, or play. An additional family room with fireplace offers flexible space for relaxing, movie nights, or a home office. A covered area between the home and spacious 2-car carport creates the perfect spot for hobbies, gardening supplies, storage, or a workbench. Thoughtfully positioned off 78th Ave, the home feels tucked away while remaining incredibly connected. Located across from Homestead Park and West Mercer Elementary, and just a few blocks from the heart of downtown Mercer Island-grab coffee, stroll Mercerdale Park, visit the summer farmers market, or hop on the new light rail. Comfort, convenience, and an easy Mercer Island lifestyle come together in this charming home.
Full Property Details
Full Property Details for 3772 78th Ave SE
General
- Sold For: $1,468,000
- Taxes: $7,977 (2026)
- Status: Closed
- Type: Single Family
- Source: NWMLS
- MLS ID: 2525415
- Added to Site: 48 day(s) ago
Interior
- Interior Features: Bath Off Primary, Dbl Pane/Storm Window, Fireplace, Water Heater
- Fireplace: Yes
- Number of Fireplaces: 1
- Fireplace(s): Wood Burning
- Appliances: Dishwasher(s), Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Stove(s)/Range(s), Washer(s)
- Flooring: Hardwood, Vinyl, Carpet
Rooms
Bathrooms
- Total Bathrooms: 2
- Full Bathrooms: 1
- Half Bathrooms: 1
- Main Floor Baths: 2
- Main - 1/2 Baths: 1
Bedrooms
- Total Bedrooms: 3
- Bedrooms Main: 3
Additional Information
- Amenities: Cable TV, Fenced-Fully, Gas Available, Patio
- Security/Safety: Fully Fenced
Parking
- Carports: Yes
- Carport Spaces: 2
- Covered Spaces: 2
- Parking Features: Detached Carport
Location
- Area: 510 - Mercer Island
- County: King
- Subdivision: North End
- Building Name: Mercerdale 02
- Driving Directions: Going south on Island Crest Way SE: Go west onto SE 40th St; Turn right onto 78th Ave SE; Turn right into 78th Ave.
School Information
- High School District: Mercer Island
- Elementary School: West Mercer Elem
- Middle School: Islander Mid
- High School: Mercer Isl High
Heating & Cooling
- Cooling Type: None
- Heating Type: Forced Air
- Water Heater: Gas
Utilities
- Sewer: Sewer Connected
- Water: Public
Structural Information
- Structure Type: House
- Exterior Const.: Wood
- Basement Desc.: None
- Roof: Torch Down
- Entry Location: Main
- Square Feet: 1,158
- Finished Total: 1,158 Sq. Ft.
- Year Built: 1961
Lot Features
- Lot Size (Acres): 0.2019
- Lot Size (Sq. Ft.): 8,793
- Lot Size Source: Realist
- Topography: Level, Partial Slope
- Lot Features: Curbs, Paved
Financial Considerations
- Tax Amount: $7,977.79
- Tax Year: 2026
- Terms: Cash, 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: 5459000150
- Block: 10
- Lot Number: 18
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Schools
Schools serving 3772 78th Ave SE
School District:Mercer Island School District
| Name | Grades | Distance |
|---|---|---|
West Mercer Elementary School 4141 81st Avenue Southeast, Mercer Island, WA 98040 | K-5 | 0.3 mi |
Northwood Elementary School, Mercer Island, WA 4030 86th Avenue Southeast, Mercer Island, WA 98040 | K-5 | 0.6 mi |
Islander Middle School 8225 Southeast 72nd Street, Mercer Island, WA 98040 | 6-8 | 2.7 mi |
Mercer Island High School 9100 Southeast 42nd Street, Mercer Island, WA 98040 | 9-12 | 0.7 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 3772 78th Ave SE
Date
Details
Price
Change
Source
6/09/2026
Sold
$1,468,000
5.99%
MLS
5/28/2026
Listed
$1,385,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
3772 78th Avenue SE, Mercer Island, WA 98040 (MLS# 2525415) is a Single Family property that was sold at $1,468,000 on June 09, 2026. This property was listed by Katie Penny Shea from our Mercer Island Office.Want to learn more about 3772 78th 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.


