Google street view image for 20788 Missionary Ridge St, Walnut, CA 91789

Off market dec 1982 for $169K

$1,063,264

Est. refi paymentEst. refi $1,117/mo

•

2 ba

•

2,133

sq ft

20788 Missionary Ridge St, Walnut, CA 91789

About this home

20788 Missionary Ridge St is a 2,133 square foot house on a 6,757 square foot lot with 2 bedrooms and 2 bathrooms. - it last sold on December 29, 1982 for $169,900. Based on Redfin's Walnut data, we estimate the home's value is $1,063,264.

Single-familyProperty Type

1981Year Built

6,757 sq ftLot Size

$498Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,063,264

$893K since sold in December 1982$12K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 13% lower than the average sale price ($1.22M) of 6 comparable homes.

SOLD AUG 19, 2026
$1,238,888
A
4 beds2 baths2,000 sq ft
20995 Glenbrook Dr, Walnut, CA 91789
SOLD SEP 28, 2026
$1,435,000
B
4 beds2 baths2,455 sq ft
2016 Peaceful Hills Rd, Walnut, CA 91789
SOLD OCT 23, 2026
$1,075,000
C
4 beds3 baths2,178 sq ft
20951 High Country, Walnut, CA 91789
SOLD MAY 21, 2026
$1,220,000
D
4 beds2 baths2,000 sq ft
21039 Glenwold Dr, Walnut, CA 91789
WeTrust Realty
SOLD SEP 28, 2026
$1,110,000
E
4 beds2 baths2,108 sq ft
3147 Fallow Fld, Diamond Bar, CA 91765
SOLD MAY 13, 2026
$1,250,000
F
4 beds3 baths2,150 sq ft
20899 Starshine, Walnut, CA 91789

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Earn from this home

Sell

$1,004,577

Est. take-home

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Est. cash available

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Rent

$3,726/mo

Redfin rental estimate

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Market trends in 91765, CA

Last updated October 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-list price

97.8%

0.8% MoM

Median sale price

$1.1M

$12K MoM

Avg. days on market

61d

18 days MoM

Recently sold homes

3 MoM

New listings for sale

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OPEN SAT, 1PM TO 4PM
$1,450,000
4 beds2 baths2,053 sq ft
20092 Wildcat Canyon Rd, Walnut, CA 91789
Century 21 Masters
OPEN SAT, 2PM TO 4PM
$1,488,888
4 beds2 baths2,053 sq ft
20859 E Yellow Feather Cir, Walnut, CA 91789
OPEN SAT, 1PM TO 4PM
$1,588,000
4 beds3.5 baths2,473 sq ft
19935 Camino De Rosa, Walnut, CA 91789
$1,758,000
4 beds3 baths2,548 sq ft
838 Streamview, Walnut, CA 91789
$1,899,990
4 beds4 baths2,330 sq ft
22138 Portofino Dr, Walnut, CA 91789
OPEN SAT, 1PM TO 4PM
$777,000
3 beds2.5 baths1,846 sq ft
1034 E Romney Dr, Walnut, CA 91789
$1,200,000
4 beds3 baths2,763 sq ft
950 Coronel Ct, Walnut, CA 91789
OPEN SAT, 1PM TO 4PM
$310,000
3 beds2 baths1,740 sq ft
20739 LYCOMING St #44, Walnut, CA 91789
OPEN NOV 14, 11AM TO 5PM
$949,000
3 beds3 baths1,840 sq ft
826 Francesca, Walnut, CA 91789
See all

Provided by Redfin

Sale history for 20788 Missionary Ridge St

Year

Property tax

Land + Additions

Assessment*

2025

$8,465 (+5.2%)

$501,981 + $165,651

$667,632

2024

$8,048 (+2.4%)

$492,139 + $162,403

$654,542

2023

$7,857 (+2.1%)

$482,490 + $159,219

$641,709

2022

$7,693 (+1.9%)

$473,030 + $156,098

$629,128

2021

$7,547 (−36.8%)

$463,755 + $153,038

$616,793

2020

$11,940 (+160.1%)

$454,662 + $150,038

$604,700

2019

$4,591 (+5.7%)

$541,216 + $441,631

$982,847

2018

$4,343 (+4.6%)

$94,705 + $255,003

$349,708

2017

$4,150 (+3.3%)

$91,029 + $245,101

$336,130

2016

$4,016 (−0.5%)

$91,029 + $245,101

$336,130

2015

$4,037 (−0.1%)

$89,245 + $240,296

$329,541

2014

$4,043 (+1.3%)

$86,184 + $232,051

$318,235

2012

$3,992 (+3.0%)

$85,795 + $231,003

$316,798

2011

$3,877 (+0.8%)

$84,113 + $226,474

$310,587

2010

$3,845 (+0.5%)

$82,464 + $222,034

$304,498

2009

$3,825 (+2.9%)

$81,848 + $220,375

$302,223

2008

$3,717

$82,043 + $220,899

$302,942

Tax history for 20788 Missionary Ridge St

Year

Property tax

Land + Additions

Assessment*

2025

$8,465 (+5.2%)

$501,981 + $165,651

$667,632

2024

$8,048 (+2.4%)

$492,139 + $162,403

$654,542

2023

$7,857 (+2.1%)

$482,490 + $159,219

$641,709

2022

$7,693 (+1.9%)

$473,030 + $156,098

$629,128

2021

$7,547 (−36.8%)

$463,755 + $153,038

$616,793

2020

$11,940 (+160.1%)

$454,662 + $150,038

$604,700

2019

$4,591 (+5.7%)

$541,216 + $441,631

$982,847

2018

$4,343 (+4.6%)

$94,705 + $255,003

$349,708

2017

$4,150 (+3.3%)

$91,029 + $245,101

$336,130

2016

$4,016 (−0.5%)

$91,029 + $245,101

$336,130

2015

$4,037 (−0.1%)

$89,245 + $240,296

$329,541

2014

$4,043 (+1.3%)

$86,184 + $232,051

$318,235

2012

$3,992 (+3.0%)

$85,795 + $231,003

$316,798

2011

$3,877 (+0.8%)

$84,113 + $226,474

$310,587

2010

$3,845 (+0.5%)

$82,464 + $222,034

$304,498

2009

$3,825 (+2.9%)

$81,848 + $220,375

$302,223

2008

$3,717

$82,043 + $220,899

$302,942

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

Zoning

Low Density Residential District

The RL zoning district is intended primarily for parcels developed with existing detached single-family dwellings. The maximum allowed density for new residential subdivisions within this zoning district will be three dwellings per gross acre. The RL zoning district is consistent with the low density residential land use category of the general plan.

Permitted uses

Include but are not limited to:

Livestock production
Housing-Single unit
Housing-Senior
Housing-Other
Infrastructure
Fire house
Police station
Park & open space

Property details

Interior

Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central

Exterior

Property Information
Subdivision Name: 35741
Living Sq. Ft: 2,133
# of Units: 1
Legal Description: TR=35741 LOT 1

Lot Information
# of Buildings: 1
Land Sq. Ft: 6,757
Legal Lot Number: 1
Municipality Name: DIAMOND BAR
Acres: 0.1551
Depth Footage: 112
Front Footage: 63
Zoning Code: LCRPD100006U*
County Use Description: SINGLE FAMILY RESID

Location Information
Parcel Location Influence: Corner

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 2
Baths: 2.0
Sq. Ft.: 2,133
Stories: —
Lot Size: 6,757 square feet
Style: Single Family Residential
Year Built: 1981
Year Renovated: 1981
County: Los Angeles County
APN: 8765007001

Home facts updated by county records on Oct 7, 2026

Around this home

Schools

K - 12
Preschool & daycare

Evergreen Elementary School

Public K-5 • Assigned • 1.1mi

9/10

Chaparral Middle School

Public 6-8 • Assigned • 2.1mi

10/10

Diamond Bar High School

Public 9-12 • Assigned • 0.8mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

The Diamond Bar market is shifting, creating new opportunities for both buyers and sellers. Buyers have a bit more negotiating room, while well-priced, well-maintained homes can still attract strong interest. If you’re considering a move, I’d be...
1 week ago • Diamond Bar
Sang Ur
Redfin Premier agent
124 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

3 days above 99° expected this year, 10 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

$1.01M – $1.22M

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Home values near 20788 Missionary Ridge St

Data from public records.

Address	Redfin Estimate
20804 Missionary Ridge St, Walnut, CA 5 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,827,496
20776 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2089 Sq. Ft.	$1,161,841
20754 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,359,534
20765 Missionary Ridge St, Walnut, CA 5 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,627,412
20781 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,501,472
2050 Peaceful Hills Rd, Walnut, CA 4 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,437,622
2074 Peaceful Hills Rd, Walnut, CA 4 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,417,188

Address	Redfin Estimate
20800 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,368,717
20770 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,261,576
20740 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,302,677
20773 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,342,567
20785 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,493,882
2060 Peaceful Hills Rd, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,354,936
2080 Peaceful Hills Rd, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,311,467

Address	Redfin Estimate
20782 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,197,437
20762 Missionary Ridge St, Walnut, CA 3 Beds \| 2 Baths \| 2095 Sq. Ft.	$1,155,121
20759 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,458,939
20777 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2275 Sq. Ft.	$1,265,310
20791 Missionary Ridge St, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,266,214
2068 Peaceful Hills Rd, Walnut, CA 4 Beds \| 4 Baths \| 2475 Sq. Ft.	$1,344,180
2086 Peaceful Hills Rd, Walnut, CA 4 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,416,919

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About this home

Redfin Estimate

Earn from this home

Market trends in 91765, CA

Sale history for 20788 Missionary Ridge St

Tax history for 20788 Missionary Ridge St

Zoning

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 20788 Missionary Ridge St

More real estate resources