Los Angeles County  »  21365 Running Branch Rd

21365 Running Branch Road, Diamond Bar, CA 91765 Property Information

21365 Running Branch Road, Diamond Bar, CA 91765 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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21365 Running Branch Road, Diamond Bar, CA 91765
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Address

Primary address 21365 Running Branch Road, Diamond Bar
Zip code 91765
County Los Angeles
Municipality Diamond Bar

Sales & Tax Overview for 21365 Running Branch Road, Diamond Bar

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

Sale date 02/03/2005
Sale price $610,006
Arm's length
Current property tax $10,921

Lot & Building Information for 21365 Running Branch Road, Diamond Bar

Building sqft 2,037
Building class Single Family Residence with Therapy Pool (Spa) (0104)
Acreage 0.244
Units 1
Year built 1979
Year last altered
Bedrooms 4
Bathrooms 2
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

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Other Property Data for 21365 Running Branch Road, Diamond Bar

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  • • Improvements for 21365 Running Branch Road, Diamond Bar , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
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About 21365 Running Branch Road, Diamond Bar

What is the year built & the total sq. ft. for 21365 Running Branch Road, Diamond Bar, CA 91765?

21365 Running Branch Road, Diamond Bar, CA 91765 was built in 1979 and has a total of 2,037 square feet.

What is the assessed value of 21365 Running Branch Road, Diamond Bar, CA 91765 and the property tax paid?

Assessed at $867,269, the tax amount paid for 21365 Running Branch Road, Diamond Bar, CA 91765 is $10,156.

When was 21365 Running Branch Road, Diamond Bar, CA 91765 last sold?

21365 Running Branch Road, Diamond Bar, CA 91765 was last sold in 09/29/2015.

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 21365 Running Branch Road, Diamond Bar

Create a free account to view the complete sales history for 21365 Running Branch Road, Diamond Bar, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
02/03/2005 $610,006

Title Documents for 21365 Running Branch Road, Diamond Bar

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
10/11/2016 Trust Deed 10/01/2046
09/29/2015 Trust Deed 10/01/2045
09/29/2015 Grant Deed
(File correction - Single parcel sale)
02/28/2005 Substitution Trustee
02/03/2005 Deed
(Sale for consideration - full DTT - Single parcel sale)
02/05/2003 Deed
06/07/1999 Deed
10/09/1997 Deed
06/06/1997 Deed
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R: Recorded date
D: Document date

Property Taxes for 21365 Running Branch Road, Diamond Bar

Access detailed property tax data for 21365 Running Branch Road, Diamond Bar, CA 91765. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Base tax $10,157
Current property tax $10,921
Market value $867,269
Tax per sqft $5

Special Assessments And Penalties for 21365 Running Branch Road, Diamond Bar

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 21365 Running Branch Road, Diamond Bar

Here's the assessment & property tax history for 21365 Running Branch Road, Diamond Bar, 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 $867,269 1.1711 $10,157 +3.43%
2024-2025 $850,265 1.1549 $9,820 +2.57%
2023-2024 $833,595 1.1485 $9,574 +2.10%
2022-2023 $817,251 1.1474 $9,377 +1.75%
2021-2022 $801,228 1.1502 $9,216 +1.32%

Permits for 21365 Running Branch Road, Diamond Bar

The complete history of permits filed for 21365 Running Branch Road, Diamond Bar, 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.

Diamond Bar residential market stats

Median Sale Price
$949,500
-3.1% YoY
Median Price/Sqft
$553
0.5% YoY
Los Angeles County Median Sale Price
$872,000
0.2% YoY

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

Check out recently sold homes in Diamond-Bar and see how their prices compare.

Risk

Create a free account to unlock extended information for 21365 Running Branch Road, Diamond Bar, 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 21365 Running Branch Road, Diamond Bar 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)
Montessori School Of Diamond Bar NR Private PK-K 28 0.45
Montessori School Of Diamond Bar NR Private PK-K 28 0.45
Castle Rock Elementary School 7 Public K-5 646 0.56
Evergreen Elementary School 9 Public K-5 719 1.10
Dbc Children's Center NR Private PK-K 48 1.41

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
South Pointe Middle School 8 Public 6-8 879 1.90
Elite Open School NR Private 5-12 43 2.33
Institute Of Knowledge NR Private K-8 127 2.38
Institute of Knowledge NR Private K-10 265 2.43
International Cross Academy NR Private 1-12 0 2.43

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 1.04
Elite Open School NR Private 5-12 43 2.33
Institute of Knowledge NR Private K-10 265 2.43
International Cross Academy NR Private 1-12 0 2.43
Walnut Valley Adult NR Public 0 2.54

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

Neighbors for 21365 Running Branch Road, Diamond Bar

Here are the neighbors for 21365 Running Branch Road, Diamond Bar.

Address Square feet Purchase date Purchase price
21221 Running Branch Rd, Diamond Bar 2,798 12/21/2022 $1,050,000
3435 Honeybrook Ln, Diamond Bar 2,722 01/09/2017
3440 Woodhill Cir, Diamond Bar 2,004 06/10/2013
21317 Running Branch Rd, Diamond Bar 2,798 04/22/2013 $800,000
21299 Running Branch Rd, Diamond Bar 2,037 12/29/2021
3434 Woodhill Cir, Diamond Bar 2,722 08/20/2015
21255 Running Branch Rd, Diamond Bar 2,798 04/22/2008 $689,000
3425 Honeybrook Ln, Diamond Bar 2,397 07/30/2013
3408 Woodhill Cir, Diamond Bar 2,397
3456 Woodhill Cir, Diamond Bar 2,722 05/06/1996 $269,000
21351 Running Branch Rd, Diamond Bar 2,380 07/14/1999 $318,003
21333 Running Branch Rd, Diamond Bar 2,697 09/14/2016
21271 Running Branch Rd, Diamond Bar 3,493
21245 Running Branch Rd, Diamond Bar 2,181 11/01/2019
20877 Gold Run Dr, Diamond Bar 2,988 06/23/2022 $1,250,000
3445 Honeybrook Ln, Diamond Bar 2,885 05/21/2008
21233 Running Branch Rd, Diamond Bar 2,695 06/11/2021 $1,200,000
3420 Woodhill Cir, Diamond Bar 2,885 03/27/2009
3455 Honeybrook Ln, Diamond Bar 2,722 11/05/2021
3415 Honeybrook Ln, Diamond Bar 2,004 07/07/2021 $960,000

Nearby ZIP Codes for 21365 Running Branch Road, Diamond Bar

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