Google street view image for 20544 Missionary Ridge St, Walnut, CA 91789

Off Market Sep 2009 for $588K

$1,424,267

Est. refi paymentEst. refi $3,820/mo

•

3 ba

•

2,712

sq ft

20544 Missionary Ridge St, Walnut, CA 91789

About this home

20544 Missionary Ridge St is a 2,712 square foot house on a 0.26 acre lot with 5 bedrooms and 3 bathrooms. - it last sold on September 09, 2009 for $588,000. Based on Redfin's Walnut data, we estimate the home's value is $1,424,267.

Single-familyProperty Type

1974Year Built

0.26 acresLot Size

$525Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,424,267

$836K since sold in September 2009$1,000 since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.1% higher than the average sale price ($1.37M) of 5 comparable homes.

SOLD APR 17, 2026
$1,488,000
A
4 beds3 baths2,426 sq ft
20573 Missionary Ridge St, Walnut, CA 91789
SOLD JUN 26, 2026
$1,100,000
B
4 beds2.5 baths2,265 sq ft
20512 Starshine, Walnut, CA 91789
SOLD JUN 30, 2026
$1,600,000
C
4 beds3 baths2,615 sq ft
20139 Lake Canyon Dr, Walnut, CA 91789
SOLD APR 1, 2026
$1,390,000
D
4 beds3 baths2,781 sq ft
20885 Starshine, Diamond Bar, CA 91789
SOLD JAN 2, 2026
$1,260,000
E
4 beds3 baths1,913 sq ft
20146 Donway Dr, Walnut, CA 91789

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Earn from this home

Sell

$1,074,031

Est. take-home

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Est. cash available

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Rent

$4,650/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

COMING SOON
$1,125,000
4 beds3 baths1,756 sq ft
19564 Vista Hermosa Dr, Walnut, CA 91789
OPEN FRI, 4PM TO 7PM
$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 SAT, 1PM TO 4PM
$1,180,000
4 beds3 baths1,714 sq ft
1118 Clorinda, Diamond Bar, CA 91789
OPEN SAT, 2PM TO 4PM
$1,760,000
4 beds3 baths2,646 sq ft
625 N Pacer Ct, Walnut, CA 91789
$1,950,000
4 beds3 baths2,575 sq ft
20739 E Walnut Cyn, Walnut, CA 91789
OPEN FRI, 1PM TO 4PM
$1,298,880
4 beds2.5 baths2,074 sq ft
1310 Heidelberg Ave, Walnut, CA 91789
OPEN SAT, 2PM TO 5PM
$1,899,000
4 beds3 baths2,575 sq ft
20031 Wildblossom Dr, Walnut, CA 91789
OPEN SAT, 12PM TO 3PM
$1,768,800
4 beds3 baths2,477 sq ft
880 Gartel, Walnut, CA 91789
$1,260,000
4 beds3 baths2,028 sq ft
1123 Bain Ave, Diamond Bar, CA 91789
See all

Provided by Redfin

Sale history for 20544 Missionary Ridge St

Year

Property tax

Land + Additions

Assessment*

2025

$9,972 (+4.4%)

$521,743 + $237,245

$758,988

2024

$9,554 (+3.5%)

$521,743 + $237,245

$758,988

2023

$9,233 (+2.2%)

$511,513 + $232,594

$744,107

2022

$9,033 (+1.7%)

$501,484 + $228,034

$729,518

2021

$8,881 (+1.3%)

$491,651 + $223,563

$715,214

2020

$8,765 (+1.8%)

$482,011 + $219,180

$701,191

2019

$8,614 (+4.4%)

$477,069 + $216,933

$694,002

2018

$8,249 (−21.4%)

$467,715 + $212,680

$680,395

2017

$10,500 (+33.8%)

$448,800 + $416,160

$864,960

2016

$7,850 (+1.7%)

$448,800 + $416,160

$864,960

2015

$7,719 (+0.2%)

$440,740 + $200,414

$641,154

2014

$7,701 (+13.3%)

$425,617 + $193,538

$619,155

2012

$6,798 (−4.1%)

$423,694 + $192,664

$616,358

2011

$7,086 (+2.2%)

$385,000 + $175,000

$560,000

2010

$6,930 (+8.0%)

$407,243 + $185,184

$592,427

2009

$6,419 (−12.0%)

$404,200 + $183,800

$588,000

2008

$7,292

$412,000 + $135,800

$547,800

Tax history for 20544 Missionary Ridge St

Year

Property tax

Land + Additions

Assessment*

2025

$9,972 (+4.4%)

$521,743 + $237,245

$758,988

2024

$9,554 (+3.5%)

$521,743 + $237,245

$758,988

2023

$9,233 (+2.2%)

$511,513 + $232,594

$744,107

2022

$9,033 (+1.7%)

$501,484 + $228,034

$729,518

2021

$8,881 (+1.3%)

$491,651 + $223,563

$715,214

2020

$8,765 (+1.8%)

$482,011 + $219,180

$701,191

2019

$8,614 (+4.4%)

$477,069 + $216,933

$694,002

2018

$8,249 (−21.4%)

$467,715 + $212,680

$680,395

2017

$10,500 (+33.8%)

$448,800 + $416,160

$864,960

2016

$7,850 (+1.7%)

$448,800 + $416,160

$864,960

2015

$7,719 (+0.2%)

$440,740 + $200,414

$641,154

2014

$7,701 (+13.3%)

$425,617 + $193,538

$619,155

2012

$6,798 (−4.1%)

$423,694 + $192,664

$616,358

2011

$7,086 (+2.2%)

$385,000 + $175,000

$560,000

2010

$6,930 (+8.0%)

$407,243 + $185,184

$592,427

2009

$6,419 (−12.0%)

$404,200 + $183,800

$588,000

2008

$7,292

$412,000 + $135,800

$547,800

*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: 27141
Living Sq. Ft: 2,712
# of Units: 1
Legal Description: TRACT NO 27141 LOT 38

Lot Information
# of Buildings: 1
Land Sq. Ft: 11,216
Legal Lot Number: 38
Acres: 0.2575
Zoning Code: LCR18500*
County Use Description: SINGLE FAMILY RESID

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 5
Baths: 3.0
Sq. Ft.: 2,712
Stories: —
Lot Size: 0.26 acres
Style: Single Family Residential
Year Built: 1974
Year Renovated: 1974
County: Los Angeles County
APN: 8764015005

Home facts updated by county records on Apr 25, 2026

Around this home

Schools

Ybarra Academy For The Arts And Technology

Public K-8 • Assigned • 1.0mi

8/10

John A. Rowland High School

Public 9-12 • Assigned • 1.5mi

8/10

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

5/10 Fire Factor

3% chance of being in a wildfire in next 30 years

5/10 Heat Factor

5 days above 99° expected this year, 14 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 9.5 hours in June and 6.9 hours in December, placing it above the U.S. average for solar exposure.

9.5 hrs

6.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.35M – $1.64M

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New listings for sale in 91789

COMING SOON

$1,125,000

4 beds3 baths1,756 sq ft

19564 Vista Hermosa Dr, Walnut, CA 91789

OPEN FRI, 4PM TO 7PM

$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 SAT, 1PM TO 4PM

$1,180,000

4 beds3 baths1,714 sq ft

1118 Clorinda, Diamond Bar, CA 91789

OPEN SAT, 2PM TO 4PM

$1,760,000

4 beds3 baths2,646 sq ft

625 N Pacer Ct, Walnut, CA 91789

$1,950,000

4 beds3 baths2,575 sq ft

20739 E Walnut Cyn, Walnut, CA 91789

OPEN FRI, 1PM TO 4PM

$1,298,880

4 beds2.5 baths2,074 sq ft

1310 Heidelberg Ave, Walnut, CA 91789

OPEN SAT, 2PM TO 5PM

$1,899,000

4 beds3 baths2,575 sq ft

20031 Wildblossom Dr, Walnut, CA 91789

OPEN SAT, 12PM TO 3PM

$1,768,800

4 beds3 baths2,477 sq ft

880 Gartel, Walnut, CA 91789

Home values near 20544 Missionary Ridge St

Data from public records.

Address	Redfin Estimate
20502 Missionary Ridge Street, Walnut, CA 7 Beds \| 5 Baths \| 3372 Sq. Ft.	$1,526,501
20534 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2426 Sq. Ft.	$1,336,588

Address	Redfin Estimate
20514 Missionary Ridge Street, Walnut, CA 3 Beds \| 3 Baths \| 2280 Sq. Ft.	$1,256,078
20554 Missionary Ridge Street, Walnut, CA 5 Beds \| 3 Baths \| 2712 Sq. Ft.	$1,395,686

Address	Redfin Estimate
20524 Missionary Ridge Street, Walnut, CA 3 Beds \| 2.5 Baths \| 2280 Sq. Ft.	$1,247,999
20566 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2726 Sq. Ft.	$1,408,238

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