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3772 78th Avenue SE Mercer Island, WA $ 1,385,000
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$ 1,385,000 Get more info
3772 78th Avenue SE
$ 1,385,000
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Open House 5/30 1pm - 4pm
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3772 78th Avenue SE

Mercer Island, WA, 98040
$ 1,385,000
Bedrooms3 Baths1.1 Sq 1,158

Monthly Estimate*

$ 8,528

Listed by Coldwell Banker Bain
3772 78th Avenue SE, Mercer Island, WA 98040 - Image 1
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Single Family Home for sale in Mercer Island, WA

for $1,385,000 with 3 bedrooms and 1 full bath, 1 half bath. This 1,158 square foot home was built in 1961 on a lot size of 0.2019.

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.

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Open House

5/30/2026 1:00 PM - 4:00 PM
5/31/2026 1:00 PM - 4:00 PM
3772 78th Avenue SE 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 Pending

Price

$ 1,385,000

Bedrooms

3

Full Bath

1

Half Bath

1

Property Type

Single Family

Taxes

$ 7,977

Style

1 Story

Lot Size

0.2019

Year Built

1961

Town/City

Mercer Island

County/Region

King

MLS | Web ID

2525415
Features
General
Living Area 1158
Sewer Sewer Connected
Heating Forced Air
Cooling None
Possession See Remarks
Roof Torch Down
Appliances Dishwasher Disposal Dryer Microwave Refrigerator Stove(s)/Range(s) Washer
HOA Fee 0
Security Features Fully Fenced
Year Built 1961
Topography Level Partial Slope
Levels One
Property Subtype Single Family Residence
Tax Year 2026
Building Name Mercerdale 02
County King
New Construction N
Property Type Residential
HOA N
Attached Garage N
Subdivision Name North End
Full Baths 1
Special Listing Conditions None
Status Pending
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.
High School Mercer Isl High
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 8793
Carport Spaces 2
Carport Y/N Y
Listing Terms Cash Conventional
Elementary School West Mercer Elem
Land Lease Y/N N
Tax Annual Amount 7977.79
Middle/Junior High School Islander Mid
Public Remarks 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
Structure Type House
Building Area Units Square Feet
Standard Status Pending
Water Company City of Mercer Island
Property Style 10 - 1 Story
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Interior
Interior Amenities Bath Off Primary Dbl Pane/Storm Window Fireplace Water Heater
Basement None
Flooring Hardwood Vinyl Carpet
Total Fireplaces 1
Fireplace Features Wood Burning
Air Conditioning Y/N N
Heating Y/N Y
Fireplace Y/N Y
Half Baths 1
3/4 Baths 0
Total Bedrooms 3
Main Level Bedrooms 3
Total Baths 2
Water Heater Type Gas
Water Heater Location Hallway Closet
Fireplaces Main 1
Power Production Type Natural Gas
Baths Three Quarter Garage 0
Baths Three Quarter Lower 0
Baths Three Quarter Main 0
Baths Three Quarter Upper 0
Bedrooms Lower 0
Bedrooms Upper 0
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 0
Baths Full Garage 0
Bathrooms 1.5
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Exterior
Exterior Amenities Wood
Parking Features Detached Carport
Lot Features Curbs Paved
Water Source Public
Total Parking 2
Inclusions Dishwasher(s) Dryer(s) Garbage Disposal Microwave(s) Refrigerator(s) Stove(s)/Range(s) Washer(s)
Building Area Total 1158
Lot Size Acres 0.2019
Waterfront Y/N N
Covered Spaces 2
Irrigation Water Rights Y/N N
Site Features Cable TV Fenced-Fully Gas Available Patio
Lot Number 18
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Internal Only
OriginalMLSID NWM2525415
Street Number 1 3772
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* Excluded Features
List By
Katie Penny Shea

Listing Agent

Coldwell Banker Bain

Broker

Affordability Calculator

$9,192
Per Month
93%
7%
0%
Monthly Principal & Interest
$8,528
Monthly Property Taxes
$665
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
257023 Elementary School
1853914 Middle School
Mercer Isl High High School
See complete school information
Pricing History
DatePricePrice ChangeDescription
5/28/2026$1,385,000 Listed Price

Map

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3772 78th Avenue SE, Mercer Island, WA, 98040 is a Single Family Home for sale at $1,385,000 with 1,158 sqft and a lot size of 0.2019. 3772 78th Avenue SE has 3 bedrooms, 1.1 baths, and was built in 1961. The property's zip code is 98040 which is in Mercer Island, WA

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