Google street view image for 4538 Ferncroft Rd, Mercer Island, WA 98040

Off Market Nov 1989 for $1.2M

$6,417,999

Est. refi paymentEst. refi $6,039/mo

•

3.5 ba

•

4,100

sq ft

4538 Ferncroft Rd, Mercer Island, WA 98040

About this home

4538 Ferncroft Rd is a 4,100 square foot house on a 0.44 acre lot with 5 bedrooms and 3.5 bathrooms. - it last sold on November 01, 1989 for $1,250,000. Based on Redfin's Mercer Island data, we estimate the home's value is $6,417,999.

Single-familyProperty Type

1989Year Built

0.44 acresLot Size

$1,565Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$6,417,999

$5.2M since sold in November 1989$834K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 102.3% higher than the average sale price ($3.17M) of 5 comparable homes.

SOLD MAY 19, 2026
$2,215,000
A
4 beds3.5 baths4,440 sq ft
9261 SE 46th St, Mercer Island, WA 98040
SOLD AUG 17, 2026
$3,600,000
B
4 beds3.5 baths4,404 sq ft
4140 W Mercer, Mercer Island, WA 98040
SOLD SEP 22, 2025
$2,200,000
C
5 beds4 baths4,047 sq ft
4741 Fernridge Ln, Mercer Island, WA 98040
SOLD BY REDFIN AUG 14, 2026
$3,200,000
D
5 beds4.5 baths4,253 sq ft
8451 SE 44th St, Mercer Island, WA 98040
SOLD JUL 15, 2026
$4,650,000
E
5 beds4 baths4,650 sq ft
4628 Forest Ave SE, Mercer Island, WA 98040

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Earn from this home

Sell

$5,958,760

Est. take-home

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Refinance

Est. cash available

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Rent

$8,139/mo

Redfin rental estimate

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Market trends in 98040, WA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.3%

+0.5% MoM

Median sale price

$2.3M

$136K MoM

Avg. days on market

2 days MoM

Recently sold homes

11 MoM

New listings for sale

NEW 1 HR AGO
$1,710,000
5 beds3 baths3,240 sq ft
5212 W Mercer Pl, Mercer Island, WA 98040
Adrian Jensen • Windermere RE Greenwood
$3,100,000
5 beds3.5 baths4,070 sq ft
4140 Boulevard Pl, Mercer Island, WA 98040
Lori Scott • John L. Scott, Inc.
$6,800,000
6 beds9.5 baths9,340 sq ft
7909 78th Ave SE, Mercer Island, WA 98040
Tere Foster • COMPASS
$2,300,000
5 beds3 baths3,254 sq ft
9226 SE 60th St, Mercer Island, WA 98040
Greg Rosenwald • COMPASS
3D & VIDEO TOUR
$2,550,000
4 beds2.5 baths3,205 sq ft
8337 E Mercer Way, Mercer Island, WA 98040
Mei Yang • Windermere Real Estate/East
VIDEO TOUR
$2,195,000
3 beds2.5 baths2,830 sq ft
9095 SE 79th St, Mercer Island, WA 98040
Wendy Klinker • Windermere Real Estate/East
COMING SOON
$4,098,000
4 beds4 baths4,120 sq ft
8270 SE 31st St, Mercer Island, WA 98040
Michele Schuler • Real Residential
$2,595,000
4 beds3.5 baths3,346 sq ft
8140 Evergreen Ln, Mercer Island, WA 98040
Lori Scott • John L. Scott, Inc.
$1,998,000
4 beds3.5 baths2,140 sq ft
4057 96th Ave SE, Mercer Island, WA 98040
Sharon Singh • Realogics Sotheby's Int'l Rlty
$1,995,000
4 beds3.5 baths2,810 sq ft
5610 W Mercer Way, Mercer Island, WA 98040
Brad Cahill • Real Residential
See all

Provided by Redfin

Sale history for 4538 Ferncroft Rd

Year

Property tax

Land + Additions

Assessment*

2026

$41,711 (+19.4%)

$5,305,000 + $1,098,000

$6,403,000

2025

$34,931 (+1.3%)

$5,305,000 + $1,098,000

$6,403,000

2024

$34,487 (+0.4%)

$2,925,000 + $2,410,000

$5,335,000

2023

$34,360 (+12.1%)

$2,760,000 + $2,250,000

$5,010,000

2022

$30,652 (+4.2%)

$3,105,000 + $2,498,000

$5,603,000

2021

$29,420 (+12.1%)

$2,556,000 + $1,607,000

$4,163,000

2020

$26,255 (+2.3%)

$2,435,000 + $1,241,000

$3,676,000

2019

$25,652 (−10.3%)

$2,039,000 + $1,375,000

$3,414,000

2018

$28,583 (+14.6%)

$2,039,000 + $1,375,000

$3,414,000

2017

$24,950 (+7.5%)

$1,961,000 + $1,334,000

$3,295,000

2016

$23,208 (+3.8%)

$1,793,000 + $1,273,000

$3,066,000

2015

$22,363 (+3.3%)

$1,623,000 + $1,154,000

$2,777,000

2014

$21,659 (+4.9%)

$1,500,000 + $1,057,000

$2,557,000

2013

$20,646 (−0.5%)

$1,491,000 + $880,000

$2,371,000

2012

$20,747 (+0.9%)

$1,375,000 + $811,000

$2,186,000

2011

$20,553 (+6.7%)

$1,515,000 + $881,000

$2,396,000

2010

$19,258 (−0.5%)

$1,560,000 + $906,000

$2,466,000

2009

$19,362

$1,777,000 + $1,033,000

$2,810,000

Tax history for 4538 Ferncroft Rd

Year

Property tax

Land + Additions

Assessment*

2026

$41,711 (+19.4%)

$5,305,000 + $1,098,000

$6,403,000

2025

$34,931 (+1.3%)

$5,305,000 + $1,098,000

$6,403,000

2024

$34,487 (+0.4%)

$2,925,000 + $2,410,000

$5,335,000

2023

$34,360 (+12.1%)

$2,760,000 + $2,250,000

$5,010,000

2022

$30,652 (+4.2%)

$3,105,000 + $2,498,000

$5,603,000

2021

$29,420 (+12.1%)

$2,556,000 + $1,607,000

$4,163,000

2020

$26,255 (+2.3%)

$2,435,000 + $1,241,000

$3,676,000

2019

$25,652 (−10.3%)

$2,039,000 + $1,375,000

$3,414,000

2018

$28,583 (+14.6%)

$2,039,000 + $1,375,000

$3,414,000

2017

$24,950 (+7.5%)

$1,961,000 + $1,334,000

$3,295,000

2016

$23,208 (+3.8%)

$1,793,000 + $1,273,000

$3,066,000

2015

$22,363 (+3.3%)

$1,623,000 + $1,154,000

$2,777,000

2014

$21,659 (+4.9%)

$1,500,000 + $1,057,000

$2,557,000

2013

$20,646 (−0.5%)

$1,491,000 + $880,000

$2,371,000

2012

$20,747 (+0.9%)

$1,375,000 + $811,000

$2,186,000

2011

$20,553 (+6.7%)

$1,515,000 + $881,000

$2,396,000

2010

$19,258 (−0.5%)

$1,560,000 + $906,000

$2,466,000

2009

$19,362

$1,777,000 + $1,033,000

$2,810,000

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Zoning

R-15

Single-Family Residential District

The purpose of the residential chapter is to identify land uses and to establish development standards that are appropriate within the residential zoning designations. The development standards provide a framework for a site to be developed consistent with the policy direction of the adopted Mercer Island Comprehensive Plan.

Permitted uses

Include but are not limited to:

Religious facility
Housing-Single unit
Educational/school
Recreation
Park & open space

Property details

Interior

Bathroom Information
# of Full Baths: 3
# of 1/2 Baths: 1

Heating & Cooling
Heating Fuel Type: Gas
Heating Type: Forced Air

Fireplace Information
# of Fireplaces: 3
Has Fireplace

Exterior

Exterior Information
Physical Condition: Good
Building Construction Quality: Excellent
Building Type: Single Family

View Information
View: City

Property Information
Subdivision Name: ADAMS LAKE WASHINGTON TRS
Living Sq. Ft: 4,100
Ground Floor Sq. Ft: 2,250
Building Sq. Ft: 4,790
# of Stories: 2
Legal Description: ADAMS LAKE WASHINGTON TRS LOT B TGW SH LDS ADJ OF MERCER ISLAND SP 86-02-02 REC NO 8702059013 SD SP DAF - N 70 FT OF S 130 FT BET C/L PRIVATE RD & SH OF LAKE WA PLAT BLOCK: PLAT LOT: 6

Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 690
Garage / Carport Type: Attached

Lot Information
# of Buildings: 1
Land Sq. Ft: 19,133
Legal Lot Number: B
School Tax District: MERCER ISLAND #400
Municipality Name: MERCER ISLAND
Acres: 0.4392
Zoning Code: R15
County Use Description: SINGLE FAMILY(RES USE/ZONE)

Utility Information
Sewer Type: Public
Water Service Type: Public

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 5
Baths: 3.5
Sq. Ft.: 4,100
Stories: 2.0
Lot Size: 0.44 acres
Style: Single Family Residential
Year Built: 1989
Year Renovated: —
County: King County
APN: 004610 0505

Home facts updated by county records on Sep 5, 2026

Around this home

Schools

Northwood Elementary School

Public PreK-5 • Assigned • 0.9mi

9/10

Islander Middle School

Public 6-8 • Assigned • 2.1mi

9/10

Mercer Island High School

Public 9-12 • Assigned • 0.7mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

3/10 Heat Factor

7 days above 87° expected this year, 15 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

10 unhealthy days expected this year, 12 days in 30 years

Provided by First Street

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

$6.10M – $7.38M

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Nearby similar homes

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New listings for sale in 98040

NEW 1 HR AGO

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Lori Scott • John L. Scott, Inc.

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Tere Foster • COMPASS

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5 beds3 baths3,254 sq ft

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Greg Rosenwald • COMPASS

3D & VIDEO TOUR

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4 beds2.5 baths3,205 sq ft

8337 E Mercer Way, Mercer Island, WA 98040

Mei Yang • Windermere Real Estate/East

VIDEO TOUR

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9095 SE 79th St, Mercer Island, WA 98040

Wendy Klinker • Windermere Real Estate/East

COMING SOON3D WALKTHROUGH

$4,098,000

4 beds4 baths4,120 sq ft

8270 SE 31st St, Mercer Island, WA 98040

Michele Schuler • Real Residential

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4 beds3.5 baths3,346 sq ft

8140 Evergreen Ln, Mercer Island, WA 98040

Lori Scott • John L. Scott, Inc.

$1,998,000

4 beds3.5 baths2,140 sq ft

4057 96th Ave SE, Mercer Island, WA 98040

Sharon Singh • Realogics Sotheby's Int'l Rlty

Home values near 4538 Ferncroft Rd

Data from public records.

Address	Redfin Estimate
4540 Ferncroft Rd, Mercer Island, WA 5 Beds \| 3.5 Baths \| 3520 Sq. Ft.	$5,447,848
4508 Ferncroft Rd, Mercer Island, WA 4 Beds \| 2 Baths \| 1990 Sq. Ft.	$2,561,400

Address	Redfin Estimate
4458 Ferncroft Rd, Mercer Island, WA 5 Beds \| 7 Baths \| 6279 Sq. Ft.	$9,737,105
4466 Ferncroft Rd, Mercer Island, WA 4 Beds \| 4 Baths \| 3430 Sq. Ft.	$3,935,874

Address	Redfin Estimate
4542 Ferncroft Rd, Mercer Island, WA 6 Beds \| 4.5 Baths \| 4500 Sq. Ft.	$3,158,808
4451 Ferncroft Rd, Mercer Island, WA 3 Beds \| 2.5 Baths \| 3550 Sq. Ft.	$2,216,896

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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 4538 Ferncroft Rd

Tax history for 4538 Ferncroft Rd

Zoning

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 98040

Home values near 4538 Ferncroft Rd

More real estate resources