1721 R Undisclosed, Mercer Island, WA 98040

Listed by Greg Rosenwald • COMPASS. Bought with COMPASS.

Off Market Dec 2020 for $14M

$11,318,999

•

4,340

sq ft

1721 R Undisclosed, Mercer Island, WA 98040

About this home

Single-familyProperty Type

2003Year Built

0.36 acresLot Size

$2,608Est. Price/Sq.Ft.

1 car garageParking

Listed by Greg Rosenwald • COMPASS

Bought with Greg Rosenwald • COMPASS

Redfin checked: 2 minutes ago

•Source:NWMLS as Distributed by MLS Grid #1714792

Redfin Estimate

$11,318,999

$2.7M since sold in December 2020$719K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 230.1% higher than the average sale price ($3.43M) of 6 comparable homes.

SOLD JUL 16, 2026
$2,650,000
A
4 beds2.5 baths3,390 sq ft
7670 80th Pl SE, Mercer Island, WA 98040
SOLD JUN 9, 2026
$2,825,000
B
4 beds3 baths4,100 sq ft
6749 82nd Ave SE, Mercer Island, WA 98040
SOLD MAY 27, 2026
$2,700,000
C
4 beds2.5 baths3,920 sq ft
7830 80th Pl SE, Mercer Island, WA 98040
SOLD JUN 10, 2026
$2,450,000
D
4 beds2.5 baths3,620 sq ft
8440 W Mercer Way, Mercer Island, WA 98040
SOLD MAY 7, 2026
$7,800,000
E
4 beds3.5 baths5,050 sq ft
16 Meadow Ln, Mercer Island, WA 98040
SOLD JUL 31, 2026
$2,148,000
F
5 beds3 baths3,212 sq ft
6560 W Mercer Way, Mercer Island, WA 98040

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Earn from this home

Sell

$561,828

Est. take-home

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Rent

$7,405/mo

Redfin rental estimate

List your home for rent

Market trends in 98040, WA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

98.3%

+0.2% MoM

Median sale price

$2.5M

$32K MoM

Avg. days on market

2 days MoM

Recently sold homes

1 MoM

New listings for sale

$2,100,000
4 beds2.5 baths3,120 sq ft
7921 E Mercer Way, Mercer Island, WA 98040
Grace Currier • Windermere Real Estate/East
$3,785,000
4 beds4.5 baths5,140 sq ft
4715 81st Ave SE, Mercer Island, WA 98040
Lori Scott • John L. Scott, Inc.
$409,000
2 beds1 bath866 sq ft
3055 80th Ave SE #107, Mercer Island, WA 98040
Gerald Chew • Coldwell Banker Bain
VIDEO TOUR
$5,586,000
5 beds5.5 baths6,140 sq ft
3410 W Mercer Way, Mercer Island, WA 98040
Janice Cai • Windermere Bellevue Commons
3D WALKTHROUGH
$649,000
2 beds2 baths1,145 sq ft
3218 80th Ave SE #6, Mercer Island, WA 98040
Stacey Koutlas • Coldwell Banker Danforth
$1,895,000
3 beds2 baths1,400 sq ft
2434 73rd Ave SE, Mercer Island, WA 98040
Lori Scott • John L. Scott, Inc.
$2,100,000
4 beds3 baths3,180 sq ft
4859 86th Ave SE, Mercer Island, WA 98040
Sam Chapin • Engel & Voelkers Mercer Island
$3,495,000
5 beds4.5 baths4,580 sq ft
7429 E Mercer Way, Mercer Island, WA 98040
Lori Scott • John L. Scott, Inc.
3D WALKTHROUGH
$3,250,000
5 beds3 baths3,050 sq ft
8340 Avalon Dr, Mercer Island, WA 98040
Marc Khalili Moftakhari Khalil • Windermere Bellevue Commons
3D WALKTHROUGH
$3,550,000
5 beds5.5 baths4,901 sq ft
2227 77th Ave SE, Mercer Island, WA 98040
Grace Yu • The Agency Seattle/Eastside
See all

Provided by Redfin

Sale history for 1721 R Undisclosed

Public record

Beds

—

Baths

—

Stories

—

Lot width

—

Lot depth

—

Lot size

—

Year renovated

—

Sq. Ft.

—

Year built

—

Style

Single Family Residential

County

King County

APN

UND1721RES

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Apr 24, 2023.

Property details

Parking

Parking Information
Covered Spaces: 1
Garage Spaces: 1
Has Attached Garage
Has Garage

Interior

Bedroom Information
# of Bedrooms: 3
# of Beds Upper: 1
# of Beds Lower: 2
Bedrooms Possible: 3

Bathroom Information
# of Full Baths (Total): 2
# of Half Baths (Total): 1
# of Full Baths (Upper): 1
# of Full Baths (Lower): 1
# of Half Baths (Main): 1

Fireplace Information
Has Fireplace
# of Fireplaces: 1
# of Fireplaces Main: 1

Interior Features
Interior Features: Ceramic Tile, Hardwood, Wall to Wall Carpet, Fireplace
Flooring: Ceramic Tile, Hardwood, Slate, Carpet

Exterior

Building Information
Building Information: Built On Lot
Roof: Composition

Exterior Features
Exterior Features: Wood

Property Information
Sq. Ft. Finished: 4,340
Style Code: 18 - 2 Stories w/Bsmnt
Property Type: Residential
Property Sub Type: Single Family Residence
Has View

Land Information
Vegetation: Garden Space

Lot Information
MLS Lot Size Source: KCAR
Site Features: Cable TV,Dock,Gas Available,High Speed Internet
Lot Size Units: Square Feet
Lot Size Acres: 0.3612
Elevation Units: Feet

Financial

Tax Information
Tax Annual Amount: $26,105
Tax Year: 2020

Financial Information
Buyer Financing: Cash

Utilities

Utility Information
Water Source: See Remarks
Sewer: Sewer Connected
Utilities: Cable Connected, High Speed Internet, Natural Gas Available, Sewer Connected, Natural Gas Connected

Location

Multi-Unit Information
Furnished: Unfurnished

School Information
Elementary School: Buyer To Verify
Middle Or Junior High School: Islander Mid
High School: Mercer Isl High
High School District: Mercer Island

Location Information
Topography: Level

Public facts

Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: —
Style: Single Family Residential
Year Built: —
Year Renovated: —
County: King County
APN: UND1721RES

Home facts updated by county records on Apr 24, 2023

Other

Listing Information
Mls Status: Sold

Listing Date Information
On Market Date: Friday, December 11, 2020

Green Information
Power Production Type: Natural Gas

Home Information
Living Area: 4,340
Living Area Units: Square Feet
Calculated Square Footage: 4340
MLS Square Footage Source: KCAR
Building Area Total: 4340
Building Area Units: Square Feet
Foundation Details: Poured Concrete
Structure Type: House
Levels: Two
Entry Location: Main

Around this home

Schools

Lakeridge Elementary School

Public K-5 • Assigned • 0.6mi

9/10

Islander Middle School

Public 6-8 • Assigned • 0.4mi

9/10

Mercer Island High School

Public 9-12 • Assigned • 2.4mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Historical weather

Mercer Island, WA • 98040

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 8.8 hours in June and 1.7 hours in December, placing it below the U.S. average for solar exposure.

8.8 hrs

1.7 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$10.75M – $13.02M

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Nearby similar homes

$2,100,000

4 beds2.5 baths3,120 sq ft

7921 E Mercer Way, Mercer Island, WA 98040

Grace Currier • Windermere Real Estate/East

VIDEO TOUR

$3,650,000

5 beds3.5 baths4,910 sq ft

4889 Forest Ave SE, Mercer Island, WA 98040

Kelly Weisfield • COMPASS

3D WALKTHROUGH

$1,128,000

4 beds3.5 baths2,300 sq ft

5109 S Willow St, Seattle, WA 98118

Johnny Phan • Skyline Properties, Inc.

LISTED BY REDFIN3D WALKTHROUGH

$895,000

4 beds2 baths1,880 sq ft

8609 55th Ave S, Seattle, WA 98118

Redfin

3D WALKTHROUGH

$3,250,000

5 beds3 baths3,050 sq ft

8340 Avalon Dr, Mercer Island, WA 98040

Marc Khalili Moftakhari Khalil • Windermere Bellevue Commons

VIDEO TOUR

$1,875,000

4 beds2.5 baths2,530 sq ft

7520 86th Ave SE, Mercer Island, WA 98040

Debbie Constantine • John L. Scott, Inc.

New listings for sale in 98040

$2,100,000

4 beds2.5 baths3,120 sq ft

7921 E Mercer Way, Mercer Island, WA 98040

Grace Currier • Windermere Real Estate/East

$3,785,000

4 beds4.5 baths5,140 sq ft

4715 81st Ave SE, Mercer Island, WA 98040

Lori Scott • John L. Scott, Inc.

$409,000

2 beds1 bath866 sq ft

3055 80th Ave SE #107, Mercer Island, WA 98040

Gerald Chew • Coldwell Banker Bain

VIDEO TOUR

$5,586,000

5 beds5.5 baths6,140 sq ft

3410 W Mercer Way, Mercer Island, WA 98040

Janice Cai • Windermere Bellevue Commons

3D WALKTHROUGH

$649,000

2 beds2 baths1,145 sq ft

3218 80th Ave SE #6, Mercer Island, WA 98040

Stacey Koutlas • Coldwell Banker Danforth

$1,895,000

3 beds2 baths1,400 sq ft

2434 73rd Ave SE, Mercer Island, WA 98040

Lori Scott • John L. Scott, Inc.

$2,100,000

4 beds3 baths3,180 sq ft

4859 86th Ave SE, Mercer Island, WA 98040

Sam Chapin • Engel & Voelkers Mercer Island

$3,495,000

5 beds4.5 baths4,580 sq ft

7429 E Mercer Way, Mercer Island, WA 98040

Lori Scott • John L. Scott, Inc.

3D WALKTHROUGH

$3,250,000

5 beds3 baths3,050 sq ft

8340 Avalon Dr, Mercer Island, WA 98040

Marc Khalili Moftakhari Khalil • Windermere Bellevue Commons

Home values near 1721 R Undisclosed

Data from public records.

Address	Redfin Estimate
6865 W Mercer Way, Mercer Island, WA 4 Beds \| 3 Baths \| 3240 Sq. Ft.	$3,394,409
7550 SE 71st Street, Mercer Island, WA 4 Beds \| 2.5 Baths \| 2990 Sq. Ft.	$2,916,006

Address	Redfin Estimate
7033 W Mercer Way, Mercer Island, WA 6 Beds \| 4.5 Baths \| 6440 Sq. Ft.	$5,026,182
7027 W Mercer Way, Mercer Island, WA 5 Beds \| 3 Baths \| 4030 Sq. Ft.	$3,071,758

Address	Redfin Estimate
7540 SE 71st Street, Mercer Island, WA 4 Beds \| 3 Baths \| 3200 Sq. Ft.	$2,490,180
4 Meadow Lane, Mercer Island, WA 6 Beds \| 3.5 Baths \| 5924 Sq. Ft.	$4,919,723

Property information provided by NWMLS as Distributed by MLS Grid when last listed in 2020. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 98040, WA

Sale history for 1721 R Undisclosed

Public record

Property details

Around this home

Schools

Lifestyle

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 98040

Home values near 1721 R Undisclosed

More real estate resources