20227 Shadow Mountain Rd, Walnut, CA 91789

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Off Market Nov 2016 for $710K

$1,139,333

Est. refi paymentEst. refi $4,613/mo

•

2 ba

•

2,073

sq ft

20227 Shadow Mountain Rd, Walnut, CA 91789

About this home

Single-familyProperty Type

1965Year Built

8,422 sq ftLot Size

$550Est. Price/Sq.Ft.

2 car garageParking

Listed by Mark Bisbee •DRE #01839624 • TMC GROUP

Bought with Celine Y. Chen •DRE #01267539 • Coldwell Banker George Realty

Source:CRMLS #C08160464

Redfin Estimate

$1,139,333

$429K since sold in November 2016$4,000 since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 5.1% lower than the average sale price ($1.20M) of 5 comparable homes.

SOLD AUG 6, 2026
$1,115,000
A
3 beds2 baths1,672 sq ft
20359 Lake Erie, Walnut, CA 91789
SOLD AUG 18, 2026
$1,200,000
B
4 beds2 baths1,831 sq ft
1602 Chestnut Hl, Walnut, CA 91789
SOLD JUL 1, 2026
$1,018,888
C
4 beds3 baths2,044 sq ft
1370 Wake Frst, Walnut, CA 91789
SOLD MAY 18, 2026
$1,350,000
D
3 beds2 baths1,703 sq ft
20105 Shadow Mtn, Walnut, CA 91789
SOLD AUG 4, 2026
$1,316,500
E
3 beds3 baths2,067 sq ft
20311 E Yale Ave, Walnut, CA 91789
Bullock Russell RE Services

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$627,527

Est. take-home

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Refinance

Est. cash available

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Rent

$4,010/mo

Redfin rental estimate

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Market trends in 91789, CA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.6%

+0.4% MoM

Median sale price

$1.2M

$271 MoM

Avg. days on market

39d

4 days MoM

Recently sold homes

1 MoM

New listings for sale

NEW 16 HRS AGO
$796,660
4 beds3 baths1,846 sq ft
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COMING SOON
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5 beds4 baths3,036 sq ft
20603 Vejar Rd, Walnut, CA 91789
OPEN SEP 26, 11AM TO 2PM
$775,000
4 beds3 baths2,932 sq ft
949 Fontes, Walnut, CA 91789
OPEN TODAY, 1PM TO 4PM
$899,000
3 beds2 baths1,463 sq ft
712 Marylie Ln, Walnut, CA 91789
COMING SOON
$1,125,000
4 beds3 baths1,756 sq ft
19564 Vista Hermosa Dr, Walnut, CA 91789
OPEN TODAY, 1AM TO 4PM
$880,000
3 beds2 baths1,360 sq ft
1012 Farel, Diamond Bar, CA 91789
$1,698,000
8 beds6 baths3,332 sq ft
20122 Candleflame Ct, Walnut, CA 91789
OPEN TODAY, 1PM TO 4PM
$1,180,000
4 beds3 baths1,714 sq ft
1118 Clorinda, Diamond Bar, CA 91789
OPEN TODAY, 2PM TO 4PM
$1,760,000
4 beds3 baths2,646 sq ft
625 N Pacer Ct, Walnut, CA 91789
OPEN TODAY, 11AM TO 1PM
$1,950,000
4 beds3 baths2,575 sq ft
20739 E Walnut Cyn, Walnut, CA 91789
See all

Provided by Redfin

Sale history for 20227 Shadow Mountain Rd

Date

Event

Price

Public Records

Nov 18, 2016

Sold

$710,000

$342/sq ft

CRMLS #IG16168286

Sep 19, 2016

Delisted

—

Sep 11, 2016

Price Changed

$739,900

$357/sq ft

Sep 11, 2016

Price Changed

$746,000

$360/sq ft

Aug 30, 2016

Price Changed

$749,899

$362/sq ft

Aug 1, 2016

Listed

$749,900

$362/sq ft

CRMLS #C08160464

Jan 2, 2009

Sold

$525,000

$253/sq ft

Nov 23, 2008

Listing Removed

—

Nov 17, 2008

Contingent

—

Nov 12, 2008

Listed

$485,000

$234/sq ft

Public Records

Oct 20, 2004

Sold

$579,000

$279/sq ft

CRMLS #H411277

Oct 25, 2004

Sold

$569,000

$274/sq ft

Aug 21, 2004

Listed

$578,000

$279/sq ft

CRMLS #H410019

Oct 25, 2004

Sold

$568,000

$274/sq ft

Jul 30, 2004

Listed

$578,000

$279/sq ft

CRMLS #H409033

Oct 25, 2004

Sold

$568,000

$274/sq ft

Jul 14, 2004

Listed

$568,000

$274/sq ft

CRMLS #H403726

Oct 12, 2004

Listing Removed

—

Apr 12, 2004

Listed

$598,000

$288/sq ft

Public Records

Mar 10, 1988

Sold

$223,000

$108/sq ft

Public Records

Sep 4, 1987

Sold

$164,000

$79/sq ft

Public Records

Jun 4, 1985

Sold

$20,000

$10/sq ft

Public Records

Jun 4, 1985

Sold

$140,000

$68/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$10,657 (+5.4%)

$555,918 + $268,091

$824,009

2024

$10,109 (+3.5%)

$555,918 + $268,091

$824,009

2023

$9,767 (+2.1%)

$545,018 + $262,835

$807,853

2022

$9,566 (+1.9%)

$534,332 + $257,682

$792,014

2021

$9,389 (+1.3%)

$523,855 + $252,630

$776,485

2020

$9,271 (+2.0%)

$513,584 + $247,677

$761,261

2019

$9,093 (+4.2%)

$508,318 + $245,138

$753,456

2018

$8,731 (+4.8%)

$498,351 + $240,332

$738,683

2017

$8,333 (+23.9%)

$479,000 + $231,000

$710,000

2016

$6,724 (−0.6%)

$479,000 + $231,000

$710,000

2015

$6,765 (−0.1%)

$285,985 + $285,115

$571,100

2014

$6,773 (+13.1%)

$276,173 + $275,332

$551,505

2012

$5,988 (−8.0%)

$245,000 + $244,000

$489,000

2011

$6,507 (+0.8%)

$238,800 + $238,000

$476,800

2010

$6,458 (−7.8%)

$264,250 + $263,446

$527,696

2009

$7,002 (−5.5%)

$262,276 + $261,478

$523,754

2008

$7,407

$200,000 + $374,000

$574,000

Tax history for 20227 Shadow Mountain Rd

Year

Property tax

Land + Additions

Assessment*

2025

$10,657 (+5.4%)

$555,918 + $268,091

$824,009

2024

$10,109 (+3.5%)

$555,918 + $268,091

$824,009

2023

$9,767 (+2.1%)

$545,018 + $262,835

$807,853

2022

$9,566 (+1.9%)

$534,332 + $257,682

$792,014

2021

$9,389 (+1.3%)

$523,855 + $252,630

$776,485

2020

$9,271 (+2.0%)

$513,584 + $247,677

$761,261

2019

$9,093 (+4.2%)

$508,318 + $245,138

$753,456

2018

$8,731 (+4.8%)

$498,351 + $240,332

$738,683

2017

$8,333 (+23.9%)

$479,000 + $231,000

$710,000

2016

$6,724 (−0.6%)

$479,000 + $231,000

$710,000

2015

$6,765 (−0.1%)

$285,985 + $285,115

$571,100

2014

$6,773 (+13.1%)

$276,173 + $275,332

$551,505

2012

$5,988 (−8.0%)

$245,000 + $244,000

$489,000

2011

$6,507 (+0.8%)

$238,800 + $238,000

$476,800

2010

$6,458 (−7.8%)

$264,250 + $263,446

$527,696

2009

$7,002 (−5.5%)

$262,276 + $261,478

$523,754

2008

$7,407

$200,000 + $374,000

$574,000

*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
Air Conditioning Type: Central
Heating Type: Central

Exterior

Property Information
Subdivision Name: 27338
Living Sq. Ft: 2,073
# of Units: 1
Legal Description: TRACT NO 27338 LOT 52

Lot Information
# of Buildings: 1
Land Sq. Ft: 8,422
Legal Lot Number: 52
Municipality Name: WALNUT
Acres: 0.1933
Depth Footage: 109
Front Footage: 78
Zoning Code: WAR18500*
County Use Description: SINGLE FAMILY RESID

Utility Information
Water Service Type: Public

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 2,073
Stories: —
Lot Size: 8,422 square feet
Style: Single Family Residential
Year Built: 1965
Year Renovated: 1965
County: Los Angeles County
APN: 8712009007

Home facts updated by county records on Aug 30, 2026

Around this home

Schools

Collegewood Elementary School

Public K-5 • Assigned • 0.3mi

9/10

Suzanne Middle School

Public 6-8 • Assigned • 1.7mi

10/10

Walnut High School

Public 9-12 • Assigned • 1.9mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

The real estate market is becoming more balanced. Buyers have more inventory, more data, and more time to make informed decisions than they did a year ago. Well-priced homes are still moving quickly, but today’s market rewards preparation, strategy,...
2 months ago • Los Angeles County
Peter Santos
Redfin Premier agent
82 deals
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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

6 days above 99° expected this year, 16 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

$1.08M – $1.31M

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Home values near 20227 Shadow Mountain Rd

Data from public records.

Address	Redfin Estimate
20321 Shadow Mountain Rd, Walnut, CA 3 Beds \| 3 Baths \| 2157 Sq. Ft.	$1,207,118
20237 Shadow Mountain Rd, Walnut, CA 4 Beds \| 3 Baths \| 2001 Sq. Ft.	$1,130,875

Address	Redfin Estimate
20309 Shadow Mountain Rd, Walnut, CA 4 Beds \| 2 Baths \| 1836 Sq. Ft.	$1,258,716
20219 Shadow Mountain Rd, Walnut, CA 4 Beds \| 2 Baths \| 1836 Sq. Ft.	$945,720

Address	Redfin Estimate
20245 Shadow Mountain Rd, Walnut, CA 3 Beds \| - Baths \| 1627 Sq. Ft.	$1,012,632
20143 Shadow Mountain Rd, Walnut, CA 3 Beds \| 2 Baths \| 2073 Sq. Ft.	$1,244,678

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About this home

Redfin Estimate

Earn from this home

Market trends in 91789, CA

Sale history for 20227 Shadow Mountain Rd

Tax history for 20227 Shadow Mountain Rd

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 91789

Home values near 20227 Shadow Mountain Rd

More real estate resources