Google street view image for 20555 Shadow Mountain Rd, Walnut, CA 91789

Off market aug 1995 for $183K

$997,836

Est. refi paymentEst. refi $1,450/mo

•

2 ba

•

1,592

sq ft

20555 Shadow Mountain Rd, Walnut, CA 91789

About this home

20555 Shadow Mountain Rd is a 1,592 square foot house on a 10,028 square foot lot with 4 bedrooms and 2 bathrooms. - it last sold on August 08, 1995 for $183,500. Based on Redfin's Walnut data, we estimate the home's value is $997,836.

Single-familyProperty Type

1964Year Built

10,028 sq ftLot Size

$627Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$997,836

$814K since sold in August 1995$7,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 13.1% lower than the average sale price ($1.15M) of 5 comparable homes.

SOLD SEP 23, 2026
$1,050,000
A
4 beds2 baths1,582 sq ft
1339 Wesleyan, Walnut, CA 91789
SOLD AUG 18, 2026
$1,200,000
B
4 beds2 baths1,831 sq ft
1602 Chestnut Hl, Walnut, CA 91789
SOLD AUG 6, 2026
$1,115,000
C
3 beds2 baths1,672 sq ft
20359 Lake Erie, Walnut, CA 91789
SOLD MAY 21, 2026
$1,180,000
D
4 beds3 baths1,969 sq ft
20317 Alta Hacienda, Walnut, CA 91789
SOLD FEB 6, 2026
$1,198,611
E
4 beds2 baths1,582 sq ft
20338 Lake Erie Dr, Walnut, CA 91789

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Earn from this home

Sell

$942,692

Est. take-home

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Refinance

Est. cash available

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Rent

$3,531/mo

Redfin rental estimate

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Market trends in 91789, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.3%

0.3% MoM

Median sale price

$1.2M

$19K MoM

Avg. days on market

32d

7 days MoM

Recently sold homes

0 MoM

New listings for sale

OPEN SAT, 12PM TO 4PM
$1,880,000
4 beds3 baths2,904 sq ft
20908 E Walnut Canyon Rd, Walnut, CA 91789
OPEN SAT, 1PM TO 3PM
$2,250,000
7 beds5 baths3,873 sq ft
20144 Traveler, Walnut, CA 91789
COMING SOON
$1,828,888
4 beds4 baths2,325 sq ft
22072 Portofino Dr, Walnut, CA 91789
3D WALKTHROUGH
$1,388,000
4 beds3.5 baths2,579 sq ft
673 Castlehill, Walnut, CA 91789
OPEN SAT, 1PM TO 4PM
$1,600,000
4 beds2 baths2,208 sq ft
1528 S Gold Cyn, Walnut, CA 91789
COMING SOON
$1,024,888
3 beds2 baths1,259 sq ft
1408 Cranmer Dr, Walnut, CA 91789
OPEN SAT, 1PM TO 3PM
$895,000
3 beds2 baths1,332 sq ft
20179 Barnard Ave, Walnut, CA 91789
OPEN SAT, 12PM TO 3PM
$1,038,000
5 beds2 baths1,753 sq ft
20744 Earlgate, Walnut, CA 91789
$996,300
4 beds2 baths1,672 sq ft
1541 Walnut Leaf, Walnut, CA 91789
OPEN SAT, 2PM TO 4PM
$1,180,000
4 beds2 baths1,717 sq ft
535 San Roque Dr, Walnut, CA 91789
See all

Provided by Redfin

Sale history for 20555 Shadow Mountain Rd

Year

Property tax

Land + Additions

Assessment*

2025

$4,424 (+8.1%)

$143,335 + $167,569

$310,904

2024

$4,094 (+5.0%)

$140,525 + $164,284

$304,809

2023

$3,899 (+2.1%)

$137,770 + $161,063

$298,833

2022

$3,817 (+2.1%)

$135,069 + $157,905

$292,974

2021

$3,740 (+1.2%)

$132,421 + $154,809

$287,230

2020

$3,694 (+1.9%)

$129,825 + $151,774

$281,599

2019

$3,625 (+5.0%)

$128,494 + $150,218

$278,712

2018

$3,453 (+4.5%)

$125,975 + $147,273

$273,248

2017

$3,304 (+3.3%)

$121,084 + $141,555

$262,639

2016

$3,200 (−0.5%)

$121,084 + $141,555

$262,639

2015

$3,215 (−0.2%)

$118,710 + $138,780

$257,490

2014

$3,223 (+1.4%)

$114,637 + $134,019

$248,656

2012

$3,178 (+3.0%)

$114,119 + $133,414

$247,533

2011

$3,085 (+0.9%)

$111,882 + $130,799

$242,681

2010

$3,058 (+0.6%)

$109,689 + $128,235

$237,924

2009

$3,039 (+3.0%)

$108,870 + $127,277

$236,147

2008

$2,950

$109,129 + $127,580

$236,709

Tax history for 20555 Shadow Mountain Rd

Year

Property tax

Land + Additions

Assessment*

2025

$4,424 (+8.1%)

$143,335 + $167,569

$310,904

2024

$4,094 (+5.0%)

$140,525 + $164,284

$304,809

2023

$3,899 (+2.1%)

$137,770 + $161,063

$298,833

2022

$3,817 (+2.1%)

$135,069 + $157,905

$292,974

2021

$3,740 (+1.2%)

$132,421 + $154,809

$287,230

2020

$3,694 (+1.9%)

$129,825 + $151,774

$281,599

2019

$3,625 (+5.0%)

$128,494 + $150,218

$278,712

2018

$3,453 (+4.5%)

$125,975 + $147,273

$273,248

2017

$3,304 (+3.3%)

$121,084 + $141,555

$262,639

2016

$3,200 (−0.5%)

$121,084 + $141,555

$262,639

2015

$3,215 (−0.2%)

$118,710 + $138,780

$257,490

2014

$3,223 (+1.4%)

$114,637 + $134,019

$248,656

2012

$3,178 (+3.0%)

$114,119 + $133,414

$247,533

2011

$3,085 (+0.9%)

$111,882 + $130,799

$242,681

2010

$3,058 (+0.6%)

$109,689 + $128,235

$237,924

2009

$3,039 (+3.0%)

$108,870 + $127,277

$236,147

2008

$2,950

$109,129 + $127,580

$236,709

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

Property details

Interior

Heating & Cooling
Heating Type: Central

Exterior

Pool Information
Has Pool

Property Information
Subdivision Name: 27485
Living Sq. Ft: 1,592
# of Units: 1
Legal Description: TRACT NO 27485 LOT 17

Lot Information
# of Buildings: 1
Land Sq. Ft: 10,028
Legal Lot Number: 17
Municipality Name: WALNUT
Acres: 0.2302
Depth Footage: 112
Front Footage: 80
Zoning Code: WAR18500*
County Use Description: SINGLE FAMILY RESID

Location Information
Parcel Location Influence: Corner

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,592
Stories: —
Lot Size: 10,028 square feet
Style: Single Family Residential
Year Built: 1964
Year Renovated: 1964
County: Los Angeles County
APN: 8712008017

Home facts updated by county records on Oct 7, 2026

Around this home

Schools

Collegewood Elementary School

Public K-5 • Assigned • 0.2mi

9/10

Suzanne Middle School

Public 6-8 • Assigned • 1.8mi

10/10

Walnut High School

Public 9-12 • Assigned • 1.9mi

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

2/10 Fire Factor

0.00% chance of being in a wildfire in next 30 years

6/10 Heat Factor

7 days above 99° expected this year, 18 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

13 unhealthy days expected this year, 14 days in 30 years

Provided by First Street

Historical weather

Walnut, CA • 91789

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 9.9 hours in June and 6.8 hours in December, placing it above the U.S. average for solar exposure.

9.9 hrs

6.8 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$948,000 – $1.15M

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New listings for sale in 91789

OPEN SAT, 12PM TO 4PM

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OPEN SAT, 1PM TO 3PM

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7 beds5 baths3,873 sq ft

20144 Traveler, Walnut, CA 91789

COMING SOON

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4 beds4 baths2,325 sq ft

22072 Portofino Dr, Walnut, CA 91789

3D WALKTHROUGH

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OPEN SAT, 1PM TO 4PM

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4 beds2 baths2,208 sq ft

1528 S Gold Cyn, Walnut, CA 91789

COMING SOON

$1,024,888

3 beds2 baths1,259 sq ft

1408 Cranmer Dr, Walnut, CA 91789

OPEN SAT, 1PM TO 3PM

$895,000

3 beds2 baths1,332 sq ft

20179 Barnard Ave, Walnut, CA 91789

OPEN SAT, 12PM TO 3PM

$1,038,000

5 beds2 baths1,753 sq ft

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4 beds2 baths1,672 sq ft

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Home values near 20555 Shadow Mountain Rd

Data from public records.

Address	Redfin Estimate
20554 Shadow Mountain Road, Walnut, CA 4 Beds \| 3 Baths \| 2164 Sq. Ft.	$1,475,735
20505 Shadow Mountain Road, Walnut, CA 4 Beds \| 2 Baths \| 1836 Sq. Ft.	$1,123,196

Address	Redfin Estimate
20506 Shadow Mountain Road, Walnut, CA 3 Beds \| 2 Baths \| 1719 Sq. Ft.	$1,048,014
20531 Shadow Mountain Road, Walnut, CA 4 Beds \| 2 Baths \| 1836 Sq. Ft.	$1,059,615

Address	Redfin Estimate
20432 Shadow Mountain Road, Walnut, CA 3 Beds \| 2 Baths \| 1789 Sq. Ft.	$1,182,531
20537 Shadow Mountain Road, Walnut, CA 3 Beds \| - Baths \| 2040 Sq. Ft.	$986,031

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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 91789, CA

Sale history for 20555 Shadow Mountain Rd

Tax history for 20555 Shadow Mountain Rd

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 91789

Home values near 20555 Shadow Mountain Rd

More real estate resources