Google street view image for 4451 Ferncroft Rd, Mercer Island, WA 98040

OFF MARKET

$2,315,838

•

2.5 ba

•

3,550

sq ft

4451 Ferncroft Rd, Mercer Island, WA 98040

About this home

4451 Ferncroft Rd is a 3,550 square foot house on a 0.39 acre lot with 3 bedrooms and 2.5 bathrooms. Based on Redfin's Mercer Island data, we estimate the home's value is $2,315,838.

Single-familyProperty Type

1930Year Built

0.39 acresLot Size

$652Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$2,315,838

$41K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 0.7% higher than the average sale price ($2.30M) of 6 comparable homes.

SOLD MAY 7, 2026
$2,055,000
A
4 beds3 baths3,260 sq ft
3905 96th Ave SE, Mercer Island, WA 98040
SOLD MAY 29, 2026
$2,150,000
B
4 beds3.5 baths3,765 sq ft
4701 84th Ave SE, Mercer Island, WA 98040
SOLD JUL 15, 2026
$2,150,000
C
4 beds2.5 baths3,840 sq ft
3600 86th Ave SE, Mercer Island, WA 98040
SOLD JUL 1, 2026
$2,000,000
D
4 beds2.5 baths2,471 sq ft
4648 89th Ave SE, Mercer Island, WA 98040
SOLD AUG 14, 2026
$3,135,000
E
4 beds2.5 baths3,940 sq ft
10555 SE 28th St, Beaux Arts, WA 98004
SOLD JUL 30, 2026
$2,315,000
F
3 beds2 baths3,574 sq ft
3853 81st Ave SE, Mercer Island, WA 98040

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Earn from this home

Sell

$2,149,493

Est. take-home

List your home with Redfin and save $23,158

Rent

$7,422/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

OPEN SUN, 1PM TO 4PM
$3,785,000
4 beds4.5 baths5,140 sq ft
4715 81st Ave SE, Mercer Island, WA 98040
Lori Scott • John L. Scott, Inc.
NEW 27 HRS AGO
$409,000
2 beds1 bath866 sq ft
3055 80th Ave SE #107, Mercer Island, WA 98040
Gerald Chew • Coldwell Banker Bain
OPEN SAT, 2PM TO 4PM
$5,586,000
5 beds5.5 baths6,140 sq ft
3410 W Mercer Way, Mercer Island, WA 98040
Janice Cai • Windermere Bellevue Commons
OPEN SAT, 1PM TO 4PM
$649,000
2 beds2 baths1,145 sq ft
3218 80th Ave SE #6, Mercer Island, WA 98040
Stacey Koutlas • Coldwell Banker Danforth
OPEN SAT, 1PM TO 4PM
$1,895,000
3 beds2 baths1,400 sq ft
2434 73rd Ave SE, Mercer Island, WA 98040
Lori Scott • John L. Scott, Inc.
OPEN SAT, 2PM TO 4PM
$2,100,000
4 beds3 baths3,180 sq ft
4859 86th Ave SE, Mercer Island, WA 98040
Sam Chapin • Engel & Voelkers Mercer Island
OPEN SUN, 1PM TO 4PM
$3,495,000
5 beds4.5 baths4,580 sq ft
7429 E Mercer Way, Mercer Island, WA 98040
Lori Scott • John L. Scott, Inc.
OPEN SAT, 1PM TO 4PM
$3,250,000
5 beds3 baths3,050 sq ft
8340 Avalon Dr, Mercer Island, WA 98040
Marc Khalili Moftakhari Khalil • Windermere Bellevue Commons
OPEN TODAY, 4PM TO 7PM
$3,550,000
5 beds5.5 baths4,901 sq ft
2227 77th Ave SE, Mercer Island, WA 98040
Grace Yu • The Agency Seattle/Eastside
OPEN SAT, 12PM TO 2PM
$2,200,000
4 beds3 baths2,370 sq ft
3715 81st Ave SE, Mercer Island, WA 98040
Patti Hill • John L Scott RE West Seattle
See all

Provided by Redfin

Sale history for 4451 Ferncroft Rd

As the MLS and public records start to fill up, we'll list the details here.

Year

Property tax

Land + Additions

Assessment*

2026

$13,447 (−1.5%)

$1,410,000 + $652,000

$2,062,000

2025

$13,657 (+1.3%)

$1,410,000 + $652,000

$2,062,000

2024

$13,483 (+0.4%)

$1,284,000 + $800,000

$2,084,000

2023

$13,435 (+11.4%)

$1,212,000 + $745,000

$1,957,000

2022

$12,056 (+4.2%)

$1,364,000 + $825,000

$2,189,000

2021

$11,575 (+10.1%)

$1,123,000 + $513,000

$1,636,000

2020

$10,515 (+7.4%)

$1,070,000 + $375,000

$1,445,000

2019

$9,792 (−10.3%)

$867,000 + $435,000

$1,302,000

2018

$10,921 (+14.5%)

$867,000 + $435,000

$1,302,000

2017

$9,537 (+7.5%)

$784,000 + $474,000

$1,258,000

2016

$8,875 (+3.8%)

$717,000 + $454,000

$1,171,000

2015

$8,552 (+10.3%)

$649,000 + $412,000

$1,061,000

2014

$7,751 (+4.9%)

$600,000 + $377,000

$977,000

2013

$7,390 (+5.4%)

$577,000 + $271,000

$848,000

2012

$7,011 (+0.9%)

$532,000 + $250,000

$782,000

2011

$6,948 (+6.7%)

$587,000 + $222,000

$809,000

2010

$6,513 (−8.5%)

$605,000 + $228,000

$833,000

2009

$7,119

$750,000 + $282,000

$1,032,000

Tax history for 4451 Ferncroft Rd

Year

Property tax

Land + Additions

Assessment*

2026

$13,447 (−1.5%)

$1,410,000 + $652,000

$2,062,000

2025

$13,657 (+1.3%)

$1,410,000 + $652,000

$2,062,000

2024

$13,483 (+0.4%)

$1,284,000 + $800,000

$2,084,000

2023

$13,435 (+11.4%)

$1,212,000 + $745,000

$1,957,000

2022

$12,056 (+4.2%)

$1,364,000 + $825,000

$2,189,000

2021

$11,575 (+10.1%)

$1,123,000 + $513,000

$1,636,000

2020

$10,515 (+7.4%)

$1,070,000 + $375,000

$1,445,000

2019

$9,792 (−10.3%)

$867,000 + $435,000

$1,302,000

2018

$10,921 (+14.5%)

$867,000 + $435,000

$1,302,000

2017

$9,537 (+7.5%)

$784,000 + $474,000

$1,258,000

2016

$8,875 (+3.8%)

$717,000 + $454,000

$1,171,000

2015

$8,552 (+10.3%)

$649,000 + $412,000

$1,061,000

2014

$7,751 (+4.9%)

$600,000 + $377,000

$977,000

2013

$7,390 (+5.4%)

$577,000 + $271,000

$848,000

2012

$7,011 (+0.9%)

$532,000 + $250,000

$782,000

2011

$6,948 (+6.7%)

$587,000 + $222,000

$809,000

2010

$6,513 (−8.5%)

$605,000 + $228,000

$833,000

2009

$7,119

$750,000 + $282,000

$1,032,000

*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

Basement Information
Basement Sq. Ft: 750
Basement Finish: Finished
Basement Type: Daylight

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

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

Fireplace Information
# of Fireplaces: 2
Has Fireplace

Exterior

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

Property Information
Subdivision Name: ADAMS LAKE WASHINGTON TRS
Living Sq. Ft: 3,550
Ground Floor Sq. Ft: 1,590
Building Sq. Ft: 3,550
# of Stories: 2
Legal Description: ADAMS LAKE WASHINGTON TRS BAAP 500 FT N OF S LN LOT 6 TH N 89-16-30 E 291.51 FT FR NXN WITH ELY MGN OF E MERCER WAY TH S 00-43-30 E 80 FT TH S 61-40-13 E 20.59 FT TH N 89-16-30 E 121.09 FT TH N 50-53-10 E 59.35 FT ALG C/L OF 30 FT RD ESMT TH NELY ALG SD C/L CURVE LFT RAD 100 FT ARC DIST 59.86 FT TH N 16-35-10 E 4.74 FT TH S 89-16-30 W 220.39 FT ALG SD N LN TO BEG PLAT BLOCK: PLAT LOT: 5

Parking & Garage Information
Parking Type: Basement Garage
Garage/Parking Sq. Ft: 700
Garage / Carport Type: Basement

Lot Information
# of Buildings: 1
Land Sq. Ft: 16,898
Legal Lot Number: 6
School Tax District: MERCER ISLAND #400
Municipality Name: MERCER ISLAND
Acres: 0.3879
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: 3
Baths: 2.5
Sq. Ft.: 3,550
Stories: 2.0
Lot Size: 0.39 acres
Style: Single Family Residential
Year Built: 1930
Year Renovated: 1988
County: King County
APN: 004610 0454

Home facts updated by county records on Jul 7, 2026

Around this home

Schools

Northwood Elementary School

Public PreK-5 • Assigned • 0.8mi

9/10

Islander Middle School

Public 6-8 • Assigned • 2.2mi

9/10

Mercer Island High School

Public 9-12 • Assigned • 0.6mi

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

$2.20M – $2.66M

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Home values near 4451 Ferncroft Rd

Data from public records.

Address	Redfin Estimate
4458 Ferncroft Road, Mercer Island, WA 5 Beds \| 7 Baths \| 6279 Sq. Ft.	$11,010,896
4421 Ferncroft Road, Mercer Island, WA 5 Beds \| 3.5 Baths \| 5350 Sq. Ft.	$3,776,235

Address	Redfin Estimate
4508 Ferncroft Road, Mercer Island, WA 4 Beds \| 2 Baths \| 1990 Sq. Ft.	$2,723,140
4448 Ferncroft Road, Mercer Island, WA 5 Beds \| 2 Baths \| 3360 Sq. Ft.	$2,587,894

Address	Redfin Estimate
4466 Ferncroft Road, Mercer Island, WA 4 Beds \| 4 Baths \| 3430 Sq. Ft.	$3,917,778
4547 Ferncroft Road, Mercer Island, WA 5 Beds \| 4 Baths \| 4000 Sq. Ft.	$2,802,171

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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 4451 Ferncroft Rd

Tax history for 4451 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 4451 Ferncroft Rd

More real estate resources