$2,825,000
Listed at $2,895,0004 bd•3.25 ba•3,728 sq ft
4520 89th Avenue SE, Mercer Island, WA 98040
• Listed Aug 21, 2026
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Listing Broker: COMPASS; Kelly Weisfield; 206-355-3863; kelly.weisfield@compass.com
Buyer Broker: Kelly Right RE of Seattle LLC
About this home
Exceptional Ellis Pond Living! The perfect combination of space, light and effortless indoor-outdoor living in the heart of Mercer Island. Set on a quiet, flat street, this exceptional home features a huge, fully fenced backyard with level lawn, colorful gardens and abundant space to play, entertain and enjoy. A new composite deck extends the living outdoors, surrounded by mature landscaping and spectacular spring blossoms from cherry and plum trees. Inside, soaring ceilings, large windows and a skylight create a bright, airy feel throughout. Spacious living and dining areas flow seamlessly to the gourmet kitchen with high-end appliances and sunny breakfast nook, while a dedicated main floor office offers flexibility for work or study. Upstairs, retreat to the generous primary suite with walk-in closet and luxe 5-piece en suite bath. Three additional bedrooms, two baths and a large rec room complete the upper level, providing exceptional space for everyone. Thoughtful updates make this home truly turn-key, including new exterior paint, gutters and water heater, a recently sealed driveway, and a fully wired robotic mower for easy lawn maintenance. Three-car garage and abundant parking. Walk to Ellis Pond, the library and award-winning schools, with easy access to both Seattle and Bellevue - an ideal place to call home!
Listed by Kelly Weisfield • COMPASS
Listing updated: September 30, 2026 at 02:55pm
RexMont checked: moments ago
Source: NWMLS as Distributed by MLS Grid #2572043
Around this home
Property details
Interior features
- Bath Off Primary
- Built-In Vacuum
- Dbl Pane/Storm Window
- Dining Room
- Fireplace
- French Doors
- Jetted Tub
- Security System
- Skylight(s)
- Walk-In Closet(s)
- Water Heater
- 2 fireplaces (gas)
Kitchen
- Dishwasher
- Disposal
- Double Oven
- Dryer
- Refrigerator
- Stove(s)/Range(s)
- Washer
Bedrooms
- 4 bedrooms total
- 4 upstairs
Bathrooms
- 2 full bathrooms
- 1 three-quarter bathroom (shower, no tub)
- 1 half bathroom
- 3.25 bathrooms total (NWMLS count)
- 1 on the main level
Layout
- 2 Story
- 3,728 sq ft finished
Flooring
- Ceramic Tile
- Hardwood
- Carpet
Heating & cooling
- Forced Air heating
- High Efficiency (Unspecified) heating
- Central Air cooling
- Forced Air cooling
Schools
Ratings via SchoolDiggerMercer Island School District
- Buyer To VerifyPublic · Grades Elementary—
- Islander Middle SchoolPublic · Grades 6-8 · State rank 9 of 51410/10
- Mercer Island High SchoolPublic · Grades 9-12 · State rank 2 of 39610/10
Assigned schools for this property per the listing's MLS data. School district boundaries change — verify the exact assigned schools with the district before purchasing.
Single-family home facts
As entered by the listing broker on Northwest MLS
Lot & site
- Topography
- Level
- Vegetation
- Fruit Trees, Garden Space
- Zoning code
- R-9.6
- Zoning jurisdiction
- City
Systems
- Energy source
- Electric,Natural Gas
- Power production
- Electric, Natural Gas
- Water heater
- Gas
- Water heater location
- Garage
- Power company
- PSE
- Water company
- City of Mercer Island
- Sewer company
- City of Mercer Island
- Gas company
- PSE
- Garbage service
- Recology
- Irrigation water rights
- No
Rooms & extras
- Bathtubs
- 2
- Showers
- 3
- Fireplaces on main
- 2
New construction
- Square footage source
- Appraisal
- Lot size source
- KCR
Manufactured home
- Land lease
- No
Neighborhood mobility
Doorstep, Pedal & Station Scores
Three RexMont scores for this exact address: what is on foot, what is by bike, and what rides past the door.
Ground Truth™
The ground, the slope, the flood zone and the noise at this address
Read from public hazard, flood, terrain and noise maps for this exact home.
Address Insider™
The members' report
Commute, transit, zoning and ADU potential, internet providers and the lifestyle around the home: the nearest grocery, coffee, park, services and transit stop. One free registration opens every home on rexmont.com.
Opens with the report above.
Sales & Tax Records for 4520 89th Avenue SE
NWMLS via MLS Grid · King County AssessorEvery listing, pending, price change and closing filed on this home with the NWMLS, the county’s recorded sales, and its assessed values by tax year.
- Sep 30, 2026SoldNWMLS via MLS Grid · #2572043$2,825,000$758/sq ft
- Aug 27, 2026PendingNWMLS via MLS Grid · #2572043$2,895,000$777/sq ft
- Aug 21, 2026ListedNWMLS via MLS Grid · #2572043$2,895,000$777/sq ft
- Jun 1, 2009SoldNWMLS via MLS Grid · #29040914$1,175,000$315/sq ft
- May 11, 2009PendingNWMLS via MLS Grid · #29040914$1,339,000$359/sq ft
- May 11, 2009Price reducedNWMLS via MLS Grid · #29040914$1,339,000$359/sq ft
Market pulse
Mercer Island is a balanced market.
Supply and demand are roughly in balance. Neither side has a clear edge.
Offer insight: Homes typically sell with one offer near asking price.
List to sale price: The average home sells for about 2% below list price.
Time on market: The average home goes pending in around 60 days.
Recent sales nearby
Within 1 mile · last 6 months$1,585,000 Sold
3 days ago
4 bd•3 ba•~2,220 sq ft•Single Family
4215 Island Crest Way, Mercer Island, WA 98040
6%
Under list
65
Days on market
0.5 mi
Distance
$3,425,000 Sold
3 days ago
7 bd•3.25 ba•~4,640 sq ft•Single Family
8105 SE 44th Street, Mercer Island, WA 98040
2%
Under list
24
Days on market
0.5 mi
Distance
$1,950,000 Sold
4 days ago
3 bd•2.25 ba•~2,880 sq ft•Single Family
9726 SE 40th Street, Mercer Island, WA 98040
11%
Under list
51
Days on market
0.8 mi
Distance
$6,350,000 Sold
2 weeks ago
5 bd•4.25 ba•~5,535 sq ft•Single Family
4102 100th Avenue SE, Mercer Island, WA 98040
8%
Under list
41
Days on market
0.9 mi
Distance
$1,400,000 Sold
2 weeks ago
3 bd•1.75 ba•~1,410 sq ft•Single Family
9712 SE 41st, Mercer Island, WA 98040
5%
Under list
124
Days on market
0.7 mi
Distance
Closed sales from MLS GRID / NWMLS within the past 6 months, matched on property type and within 1 mile. Comps approximate.
Want a deeper read on this market?
Ask a RexMont agentMarket data from MLS GRID / NWMLS · Updated Oct 2026
MLS GRID Disclaimer
Based on information submitted to the MLS GRID as of September 30, 2026 at 02:55pm (date and time MLS GRID Data was obtained). All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
Listing information courtesy of Northwest Multiple Listing Service (NWMLS). The listing data relating to real estate for sale on this web site comes in part from the Northwest Multiple Listing Service. Real estate listings held by brokerage firms other than RexMont Real Estate are marked with the “Listing courtesy of NWMLS” designation. Information provided is for the consumer’s personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
© 2026 Northwest Multiple Listing Service. All rights reserved.
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