20815 Missionary Ridge St, Walnut, CA 91789

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Off market sep 2015 for $705K

$1,137,833

Est. refi paymentEst. refi $4,155/mo

•

1,817

sq ft

20815 Missionary Ridge St, Walnut, CA 91789

About this home

Looking for the best single story home in all of Walnut? You’ve found it! Completely redesigned: 20815 Missionary Ridge St & the Pathfinder Community welcomes you home. Now enter through the double door entry, gaze upon the vaulted high ceilings, & smell the new paint. As you walk through the house, you’ll notice the new recess lights, new caesar-stone counters, new appliances, newer dual pane windows, newer laminated wood floors, & oh my, look out the window past the patio into the storage & into the hill, you can hardly see the neighbors around you. Then you realize, you do have a 10,018 Sq. Ft. Lot! 20815 Missionary Ridge St is an one-of-a-kind beauty that will sell FAST! It’s also located in a supremely convenient location, by the 57 & 60 freeways, schools, & grocery stores. It’s also part of the Walnut Valley Unified School District (Considered one of the premier school districts in all of California). This is the safe & a quiet suburb away from the hustle & bustle of every day life & w/ one of the best school systems it's one place where your value will be preserved long term. Come see the house today before it’s SOLD!

Single-familyProperty Type

1980Year Built

10,018 sq ftLot Size

$626Est. Price/Sq.Ft.

2 car garageParking

Listed by Mike Chou •DRE #01852861 • ETOPREALESTATE

Bought with Nicole Lei •DRE #01889114 • A + Realty & Mortgage

Redfin checked: 3 minutes ago

•Source:CRMLS #CV15148071

Redfin Estimate

$1,137,833

$433K since sold in September 2015$8,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.3% lower than the average sale price ($1.19M) of 6 comparable homes.

SOLD SEP 28, 2026
$1,435,000
A
4 beds2 baths2,455 sq ft
2016 Peaceful Hills Rd, Walnut, CA 91789
SOLD AUG 19, 2026
$1,238,888
B
4 beds2 baths2,000 sq ft
20995 Glenbrook Dr, Walnut, CA 91789
SOLD DEC 19, 2025
$1,089,000
C
3 beds2 baths1,785 sq ft
20503 Summertown St, Walnut, CA 91789
SOLD MAR 13, 2026
$1,282,000
D
3 beds2.5 baths2,050 sq ft
20755 Kelfield, Walnut, CA 91789
SOLD AUG 14, 2026
$977,308
E
3 beds2 baths1,527 sq ft
20206 Evening Breeze Dr, Walnut, CA 91789
SOLD SEP 28, 2026
$1,110,000
F
4 beds2 baths2,108 sq ft
3147 Fallow Fld, Diamond Bar, CA 91765

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Earn from this home

Sell

$650,108

Est. take-home

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Refinance

Est. cash available

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Rent

$3,763/mo

Redfin rental estimate

List your home for rent

Market trends in 91789, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

98.8%

0.5% MoM

Median sale price

$1.3M

$21K MoM

Avg. days on market

41d

9 days MoM

Recently sold homes

3 MoM

New listings for sale

OPEN SAT, 12PM TO 4PM
$1,550,000
4 beds3 baths1,874 sq ft
322 La Tortola, Walnut, CA 91789
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 20815 Missionary Ridge St

Date

Event

Price

CRMLS #CV15148071

Sep 4, 2015

Sold

$705,000

$388/sq ft

Jul 19, 2015

Pending

—

Jul 8, 2015

Listed

$728,000

$401/sq ft

CRMLS #PW15096702

Jun 23, 2015

Listing Removed

—

Jun 3, 2015

Price Changed

$709,000

$390/sq ft

May 6, 2015

Listed

$729,000

$401/sq ft

CRMLS #PW15008200

May 6, 2015

Listing Removed

—

Jan 13, 2015

Listed

$739,000

$407/sq ft

CRMLS #TR14153202

Sep 9, 2014

Listing Removed

—

Jul 19, 2014

Listed

$735,000

$405/sq ft

CRMLS #H603992

Jun 2, 2006

Sold

$670,000

$369/sq ft

Mar 27, 2006

Listed

$679,000

$374/sq ft

Public Records

Jan 22, 1988

Sold

$168,500

$93/sq ft

Public Records

Mar 30, 1984

Sold

$162,500

$89/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$10,527 (+4.7%)

$554,949 + $296,310

$851,259

2024

$10,051 (+2.5%)

$544,068 + $290,500

$834,568

2023

$9,809 (+2.1%)

$533,400 + $284,804

$818,204

2022

$9,604 (+1.9%)

$522,942 + $279,220

$802,162

2021

$9,427 (+1.3%)

$512,689 + $273,746

$786,435

2020

$9,307 (+2.0%)

$502,637 + $268,379

$771,016

2019

$9,127 (+4.1%)

$497,484 + $265,628

$763,112

2018

$8,768 (+4.8%)

$487,730 + $260,420

$748,150

2017

$8,364 (+3.0%)

$468,792 + $250,308

$719,100

2016

$8,123 (−9.0%)

$468,792 + $250,308

$719,100

2015

$8,926

$459,600 + $245,400

$705,000

2014

$8,932 (+52.3%)

$597,527 + $149,379

$746,906

2012

$5,864 (−21.7%)

$406,000 + $101,000

$507,000

2011

$7,489

$378,000 + $94,000

$472,000

2010

$7,486 (+20.9%)

$495,200 + $123,800

$619,000

2009

$6,190 (−14.4%)

$495,200 + $123,800

$619,000

2008

$7,235

$407,000 + $101,800

$508,800

Tax history for 20815 Missionary Ridge St

Year

Property tax

Land + Additions

Assessment*

2025

$10,527 (+4.7%)

$554,949 + $296,310

$851,259

2024

$10,051 (+2.5%)

$544,068 + $290,500

$834,568

2023

$9,809 (+2.1%)

$533,400 + $284,804

$818,204

2022

$9,604 (+1.9%)

$522,942 + $279,220

$802,162

2021

$9,427 (+1.3%)

$512,689 + $273,746

$786,435

2020

$9,307 (+2.0%)

$502,637 + $268,379

$771,016

2019

$9,127 (+4.1%)

$497,484 + $265,628

$763,112

2018

$8,768 (+4.8%)

$487,730 + $260,420

$748,150

2017

$8,364 (+3.0%)

$468,792 + $250,308

$719,100

2016

$8,123 (−9.0%)

$468,792 + $250,308

$719,100

2015

$8,926

$459,600 + $245,400

$705,000

2014

$8,932 (+52.3%)

$597,527 + $149,379

$746,906

2012

$5,864 (−21.7%)

$406,000 + $101,000

$507,000

2011

$7,489

$378,000 + $94,000

$472,000

2010

$7,486 (+20.9%)

$495,200 + $123,800

$619,000

2009

$6,190 (−14.4%)

$495,200 + $123,800

$619,000

2008

$7,235

$407,000 + $101,800

$508,800

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

Public record

Public record
Zoning

Beds

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

10,001 Sq. Ft.

Year renovated

1980

Sq. Ft.

1,817

Year built

1980

Style

Single Family Residential

County

Los Angeles County

APN

8765002019

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 7, 2026.

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

Parking

Parking / Garage Information
Attached Garage
# of Garage Spaces: 2
Driveway - Concrete, Driveway, Direct Garage Access, Garage
Has Parking
# of Parking Spaces: 2

Interior

Laundry Information
Has Laundry
Gas Dryer Hookup, Inside, Individual Room, Washer Hookup

Kitchen Information
Appliances: Dishwasher, Garbage Disposal, Gas Oven, Gas Range, Gas Cooktop, Gas Water Heater, Vented Exhaust Fan, Water Heater Central, Water Heater Unit
Has Appliances
Area, Breakfast Nook, Formal Dining Room, In Kitchen, In Living Room

Bathroom Information
# of Baths (Full): 2

Cooling Information
Central
Has Cooling

Room Information
All Bedrooms Down, Family Room, Living Room, Primary Bedroom, Walk-In Closet

Fireplace Information
Living Room
Has Fireplace

Flooring Information
Tile, Wood

Heating Information
Central Furnace
Has Heating

Interior Features
Double Door Entry
Cathedral-Vaulted Ceilings, Ceiling Fan, High Ceilings (9 Feet+), Recessed Lighting, Storage Space, Stone Counters
Levels: One
Security Features: Carbon Monoxide Detector(s), Smoke Detector
Window Features: Double Pane Windows, Screens

Exterior

Exterior Information
Roof: Tile
Other Structures: Storage Building, Shed
Fencing: Masonry, Wrought Iron
Has Fence
Construction Materials: Other, Stucco, Wood

Exterior Features
Lighting, Rain Gutters
Patio And Porch Features: Concrete, Patio Open, Patio, Wood
Has Patio
Pool Features: None
Has Sprinklers

Lot Information
Lot Size Source: Assessor's Data
Lot Features: Back Yard, Cul-De-Sac, Front Yard, Lawn, Landscaped, Lot 10000-19999 Sqft, Park Nearby, Sprinklers In Front, Sprinklers In Rear, Sprinklers Timer, Sprinkler System, Near Public Transit, Yard

Property Information
Total # of Units: 1
Common Walls: No Common Walls
Direction Faces: South
Living Area Source: Assessor's Data
Parcel Number: 8765002019
Property Condition: Updated/Remodeled, Turnkey
Total # of Stories: 1
Year Built Source: Assessor

Financial

Assesments Information
Assessments: Unknown

Utilities

Utilities Information
Sewer Connected
Water Source: District/Public

Location

Multi-Unit Information
# of Units In Community: 1

Homeowners Association
Is Part of Association
Association Name: PATHFINDER COMMUNITY ASSOCIATION
Association Fee: $71
Association Fee Frequency: Monthly
Association Amenities: Dues Paid Monthly, Picnic Area, Playground, Trash

Neighborhood Information
Community Features: Sidewalks, Street Lighting, Suburban

School Information
High School District: Walnut Valley Unified

Location Information
Latitude: 33.98451600
Longitude: -117.85089100

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,817
Stories: —
Lot Size: 10,001 square feet
Style: Single Family Residential
Year Built: 1980
Year Renovated: 1980
County: Los Angeles County
APN: 8765002019

Home facts updated by county records on Oct 7, 2026

Other

Listing Information
Days Active in MLS: 12
Continuous Days Active in MLS: 167

Listing Agent Information
List Agent First Name: YING-HUEI
List Agent Last Name: CHOU

Listing Office Information
List Office Name: ETOPREALESTATE

Selling Agent Information
Buyer Agent First Name: Nicole
Buyer Agent Last Name: Lei

Selling Office Information
Buyer Office Name: A + Realty & Mortgage

Around this home

Schools

K - 12
Preschool & daycare

Evergreen Elementary School

Public K-5 • Assigned • 1.0mi

9/10

Chaparral Middle School

Public 6-8 • Assigned • 2.0mi

10/10

Diamond Bar High School

Public 9-12 • Assigned • 0.7mi

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...
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Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

4/10 Fire Factor

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

5/10 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 9.5 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

$1.08M – $1.31M

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20505 Missionary Ridge St, Walnut, CA 91789

Gourmet kitchen • Recessed lighting • 9,932 sq ft lot

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Home values near 20815 Missionary Ridge St

Data from public records.

Address	Redfin Estimate
20846 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 3501 Sq. Ft.	$1,462,896
20830 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2275 Sq. Ft.	$1,269,372
20812 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,399,827
20800 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,368,717
20819 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2275 Sq. Ft.	$1,225,121
20837 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,420,906
2050 Peaceful Hills Road, Walnut, CA 4 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,437,622

Address	Redfin Estimate
20842 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,535,878
20824 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,235,479
20808 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2275 Sq. Ft.	$1,267,704
20803 Missionary Ridge Street, Walnut, CA 5 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,499,538
20825 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,496,830
20843 Missionary Ridge Street, Walnut, CA 4 Beds \| 2.5 Baths \| 2979 Sq. Ft.	$1,591,310
2060 Peaceful Hills Road, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,354,936

Address	Redfin Estimate
20836 Missionary Ridge Street, Walnut, CA 2 Beds \| 2 Baths \| 1817 Sq. Ft.	$1,049,624
20818 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,370,346
20804 Missionary Ridge Street, Walnut, CA 5 Beds \| 3 Baths \| 2972 Sq. Ft.	$1,827,496
20809 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2583 Sq. Ft.	$1,310,947
20831 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,353,612
20849 Missionary Ridge Street, Walnut, CA 4 Beds \| 3 Baths \| 2509 Sq. Ft.	$1,365,992
20804 Starshine Road, Walnut, CA 5 Beds \| 3 Baths \| 2170 Sq. Ft.	$1,334,081

Property information provided by CRMLS when last listed in 2015. This data may not match . Learn more.

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About this home

Redfin Estimate

Earn from this home

Market trends in 91789, CA

Sale history for 20815 Missionary Ridge St

Tax history for 20815 Missionary Ridge St

Public record

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 20815 Missionary Ridge St

More real estate resources