4 beds3 baths2,695 sqft/sqft
21422 Running Branch Rd, Diamond Bar, CA 91765

Property Details for 21422 Running Branch Road

Status
Off Market
MLS #
-
Days on Market
-
Taxes
-
HOA Fees
-
Condo/Co-op Fees
-
Property Type
MLS Type
Residential / Single Family
Year Built
1979
Lot Size
0.36 AC / 15,476 SF

Recent comparable sales

Median sold price

$1,450,000

Avg days on market

42

Sale-to-list ratio

96.7%

Diamond Bar, CA

9 comparable properties found

a front view of a house with a yard
1

$1,680,000

Sold 05/12/26

4
Bedrooms
2,697
Square Feet
0.23
Acres
a view of a house with a yard potted plants
2

$1,425,000

Sold 09/20/24

4
Bedrooms
2,697
Square Feet
0.34
Acres
a front view of a house with a yard and garage
3

$1,450,000

Sold 08/20/25

4
Bedrooms
2,712
Square Feet
0.21
Acres
$1,379,000 | 3424 Hawkwood Road, Diamond Bar, CA 91765
4

$1,379,000

Sold 04/15/26

4
Bedrooms
2,697
Square Feet
0.17
Acres
a front view of a house with a yard
1/36
5

$1,168,000

Sold 11/18/25

4
Bedrooms
2,636
Square Feet
0.24
Acres
a front view of a house with a garden
6

$1,450,000

Sold 05/20/25

4
Bedrooms
2,687
Square Feet
0.32
Acres
$1,530,000 | 3422 Falcon Ridge Road, Diamond Bar, CA 91765
7

$1,530,000

Sold 07/18/25

4
Bedrooms
2,712
Square Feet
0.34
Acres
a front view of a house with a garden and plants
8

$1,590,000

Sold 03/20/25

4
Bedrooms
2,712
Square Feet
0.51
Acres
$1,400,000 | 3324 Hawkwood Road, Diamond Bar, CA 91765
9

$1,400,000

Sold 01/28/25

4
Bedrooms
2,796
Square Feet
0.22
Acres

Location

Add your commute

Building Information for 21422 Running Branch Road

Stories-Year Built1979Building Size-Lot Size0.36 AC / 15,476 SF

Public Records for 21422 Running Branch Road

Taxable ValueLand$265,237Additions$330,671Total$595,908
Tax Record2025$7,959 ($663 / month)
Home Facts
Beds4Total Finished SqFt2,695 SqFtAbove Grade Finished SqFt2,695 SqFtLot Size15,476 SqFtStyleSingle Family ResidenceYear Built1979ZoningLCR19000*CountyLOS ANGELESAPN8714-021-009

Schools near 21422 Running Branch Road

This home is within Walnut Valley Unified School District.
Rating
School
Type
Grades
Distance
Public - K to 5
Public - 6 to 8
Public - 9 to 12
Public - 9 to 12
Rating
School
Distance
Castle Rock Elementary School
PublicK to 5

South Pointe Middle School
Public6 to 8

Diamond Bar High School
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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Nearby home values

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Based on information from one of the following Multiple Listing Services: CRMLS, CLAW, I-Tech, ROWMLS, GPSMLS, SDMLS, VCRDS/PFAR, Idyllwild Association of Realtors, Ojai Valley Board of REALTORS and/or AVMLS. Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by CRMLS, CLAW, I-Tech, ROWMLS, GPSMLS, SDMLS, VCRDS/PFAR, Idyllwild Association of Realtors, Ojai Valley Board of REALTORS and/or AVMLS is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.