Los Angeles County  »  20878 Missionary Ridge St

20878 Missionary Ridge Street, Walnut, CA 91789 Property Information

20878 Missionary Ridge Street, Walnut, CA 91789 Property Information

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  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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20878 Missionary Ridge Street, Walnut, CA 91789
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Address

Primary address 20878 Missionary Ridge Street, Walnut
Alternate address(es) 20878 Missionary Ridge Rd
Zip code 91789
County Los Angeles
Municipality Diamond Bar

Sales & Tax Overview for 20878 Missionary Ridge Street, Walnut

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 01/20/2011
Sale price $660,006
Arm's length
Current property tax $10,935

Lot & Building Information for 20878 Missionary Ridge Street, Walnut

Building sqft 2,509
Building class Single Family Residence with Pool (0101)
Acreage 0.213
Units 1
Year built 1980
Year last altered
Bedrooms 4
Bathrooms 3
Heating/AC Central refrigeration & heating
Pool Yes
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Low Density Residential (RL)
Weed hazard No
School district Walnut Valley Unified School District

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 20878 Missionary Ridge Street, Walnut

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About 20878 Missionary Ridge Street, Walnut

What is the year built & the total sq. ft. for 20878 Missionary Ridge Street, Walnut, CA 91789?

20878 Missionary Ridge Street, Walnut, CA 91789 was built in 1980 and has a total of 2,509 square feet.

What is the assessed value of 20878 Missionary Ridge Street, Walnut, CA 91789 and the property tax paid?

Assessed at $862,477, the tax amount paid for 20878 Missionary Ridge Street, Walnut, CA 91789 is $10,100.

When was 20878 Missionary Ridge Street, Walnut, CA 91789 last sold and what was the last sale price?

20878 Missionary Ridge Street, Walnut, CA 91789 was last sold in 01/20/2011 for $660,006.

Ownership Information

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Real Estate Reports:
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
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Past Sales & Property History for 20878 Missionary Ridge Street, Walnut

Create a free account to view the complete sales history for 20878 Missionary Ridge Street, Walnut, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
01/20/2011 $660,006
06/21/2002 $449,004
05/28/1998 $318,000
       
       
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*Here are the three most recent sales for this property.


Title Documents for 20878 Missionary Ridge Street, Walnut

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Maturity Document Doc image
11/30/2021 Trust Deed 12/01/2051
01/20/2011 Trust Deed
01/20/2011 Deed
(Sale for consideration - full DTT - Single parcel sale)
04/28/2010 Trustees Deed
09/15/2009 Notice
03/01/2005 Trust Deed
06/21/2002 Deed
(Sale for consideration - full DTT - Single parcel sale)
05/28/1998 Deed
01/17/1992 Deed
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R: Recorded date
D: Document date

Property Taxes for 20878 Missionary Ridge Street, Walnut

Access detailed property tax data for 20878 Missionary Ridge Street, Walnut, CA 91789. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Base tax $10,100
Current property tax $10,935
Market value $862,477
Tax per sqft $4

Special Assessments And Penalties for 20878 Missionary Ridge Street, Walnut

Special Assessments

Abatements, financial assistance programs and non-ad valorem taxes levied as special taxes/direct assessments are applicable for this property.

Code Description Tax levied
06221 County Sanitation District #21
14651 Diamond Bar District #38
02824 Diamond Bar Lighting District
06181 Greater L.A. County Vector Control District
03694 La County Regional Park And Open Space District

Assessment History for 20878 Missionary Ridge Street, Walnut

Here's the assessment & property tax history for 20878 Missionary Ridge Street, Walnut, including the evolution of the total tax rate and corresponding property tax.

Year Assessment value Total tax rate Property tax Year over year change
2025-2026 $862,477 1.1711 $10,100 +3.43%
2024-2025 $845,566 1.1549 $9,765 +2.57%
2023-2024 $828,987 1.1485 $9,521 +2.10%
2022-2023 $812,733 1.1474 $9,325 +1.75%
2021-2022 $796,798 1.1502 $9,165 +1.32%

Permits for 20878 Missionary Ridge Street, Walnut

The complete history of permits filed for 20878 Missionary Ridge Street, Walnut, including new construction or demolition permits, complaints, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Data not available for this property.

Walnut residential market stats

Median Sale Price
$1,103,500
-8% YoY
Median Price/Sqft
$621
4% YoY
Los Angeles County Median Sale Price
$872,000
0.2% YoY

Access a detailed real estate market overview of Walnut so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Walnut and compare it to other neighborhoods in Los Angeles County.

Risk

Create a free account to unlock extended information for 20878 Missionary Ridge Street, Walnut, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)
Fire hazard zone See more on map
Faults and tsunami inundation zone map
Landslides and liquefaction map

Transportation

Access the detailed traffic volume map for 20878 Missionary Ridge Street, Walnut to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Castle Rock Elementary School 7 Public K-5 646 0.85
Evergreen Elementary School 9 Public K-5 719 0.90
Montessori School Of Diamond Bar NR Private PK-K 28 1.00
Montessori School Of Diamond Bar NR Private PK-K 28 1.00
Dbc Children's Center NR Private PK-K 48 1.07

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
South Pointe Middle School 8 Public 6-8 879 0.52
International Cross Academy NR Private 1-12 0 1.09
Walnut Valley Adult NR Public 0 1.14
Institute Of Knowledge NR Private K-8 127 1.20
Institute of Knowledge NR Private K-10 265 1.25

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Diamond Bar High School 10 Public 9-12 2,557 0.57
International Cross Academy NR Private 1-12 0 1.09
Walnut Valley Adult NR Public 0 1.14
Institute of Knowledge NR Private K-10 265 1.25
Elite Open School NR Private 5-12 43 1.32

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 20878 Missionary Ridge Street, Walnut

Here are the neighbors for 20878 Missionary Ridge Street, Walnut.

Address Square feet Purchase date Purchase price
20824 Missionary Ridge St, Walnut 2,509 08/02/2013
20898 Missionary Ridge St, Walnut 2,509 06/27/2023
1950 S Brea Canyon Rd, Diamond Bar 9,230 06/02/2022
20858 Missionary Ridge St, Walnut 2,972
21015 Pathfinder Rd, Diamond Bar 53,135 05/11/2017 $14,572,500
1930 S Brea Canyon Rd, Diamond Bar 22,080 01/19/2023 $3,850,000
20870 Missionary Ridge St, Walnut 2,972 09/29/2016
20846 Missionary Ridge St, Walnut 3,501 07/16/2013
20830 Missionary Ridge St, Walnut 2,275 10/19/2017
20818 Missionary Ridge St, Walnut 2,972 10/24/2008 $428,000
20955 Pathfinder Rd, Diamond Bar 68,715 03/16/2015
21073 Pathfinder Rd, Diamond Bar 20,748 05/11/2017 $14,572,500
1900 S Brea Canyon Rd, Diamond Bar 9,145 07/09/2015 $2,860,000
20812 Missionary Ridge St, Walnut 2,509 10/24/2024 $1,250,000
20842 Missionary Ridge St, Walnut 2,972 05/09/2013 $800,000
20836 Missionary Ridge St, Walnut 1,817 12/08/2015
20886 Missionary Ridge St, Walnut 2,972 10/29/2009
20808 Missionary Ridge St, Walnut 2,275 12/23/1992
20892 Missionary Ridge St, Walnut 2,275 08/12/2003 $485,004

Nearby ZIP Codes for 20878 Missionary Ridge Street, Walnut

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