20905 Running Branch Rd, Diamond Bar, CA 91765

Off market oct 2025 for $1.5M

$1,729,817

Est. refi paymentEst. refi $9,045/mo

•

3,565

sq ft

20905 Running Branch Rd, Diamond Bar, CA 91765

About this home

Location! Location! Location! CUL-DE-SAC. The huge lots of 21,461 sqft. Total 6 bedroom and 4 bathroom, with attached 3 car garage. The Master suite has a cozy reading room with fireplace and a Deck with a view of the foothills and mountains! The Guesthouse of 2 b 1b with permit(which has been included in the total sqft of the living area). Large back yard. Located in 9-9-10 Good School District. Only 5 mins drive to Market and easy access to 57 and 60 freeways. Don’t miss great opportunities.

Single-familyProperty Type

1983Year Built

0.49 acresLot Size

$485Est. Price/Sq.Ft.

3 car garageParking

Listed by Jiake Wu •DRE #02053066 • Northland Real Estate Group

Bought with Ting Jiang •DRE #02238252 • JC Pacific Corp

Bought with •DRE #01931182

Redfin checked: 2 minutes ago

•Source:CRMLS #TR25193264

Redfin Estimate

$1,729,817

$230K since sold in October 2025$34K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 15.9% higher than the average sale price ($1.49M) of 6 comparable homes.

SOLD AUG 21, 2026
$1,680,000
A
5 beds3 baths3,006 sq ft
21642 High Bluff Rd, Diamond Bar, CA 91765
Century 21 Masters
SOLD MAY 19, 2026
$1,768,000
B
5 beds4 baths3,030 sq ft
3607 Hawkwood, Diamond Bar, CA 91765
RE/MAX Galaxy
SOLD OCT 6, 2026
$1,275,000
C
4 beds3 baths3,019 sq ft
3581 Hawkwood, Diamond Bar, CA 91765
The Agency
SOLD JUN 29, 2026
$1,650,000
D
6 beds5 baths3,300 sq ft
3517 Hawkwood Dr, Diamond Bar, CA 91765
SOLD JUL 9, 2026
$1,200,000
E
7 beds3 baths3,165 sq ft
3177 Hawkwood, Diamond Bar, CA 91765
SOLD SEP 28, 2026
$1,380,000
F
4 beds3 baths2,712 sq ft
21504 Cold Spring Ln, Diamond Bar, CA 91765

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Earn from this home

Sell

$455,036

Est. take-home

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Refinance

Est. cash available

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Rent

$4,362/mo

Redfin rental estimate

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Market trends in 91765, CA

Last updated September 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

NEW 1 HR AGO
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OPEN SAT, 1PM TO 4PM
$899,899
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2740 Sunbright, Diamond Bar, CA 91765
COMING SOON
$2,068,000
5 beds5 baths4,725 sq ft
23553 Canyon Vista Ct, Diamond Bar, CA 91765
$675,000
3 beds2 baths989 sq ft
23516 Deer Spring Ln, Diamond Bar, CA 91765
OPEN SAT, 2PM TO 4PM
$1,780,000
5 beds3.5 baths3,453 sq ft
3125 S Ridge Point Dr, Diamond Bar, CA 91765
ReMax 2000 Realty
$899,000
3 beds2 baths1,274 sq ft
22922 Dry Crk, Diamond Bar, CA 91765
HOT HOME
$948,000
3 beds3 baths1,552 sq ft
24271 Seagreen Dr, Diamond Bar, CA 91765
K.W. EXECUTIVE
$4,000,000
6 beds5 baths5,797 sq ft
1809 Diamond Knl, Diamond Bar, CA 91765
$1,480,000
5 beds3 baths2,447 sq ft
1667 Cypress Grove Ln, Diamond Bar, CA 91765
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1029 Twin Cyn, Diamond Bar, CA 91765
See all

Provided by Redfin

Sale history for 20905 Running Branch Rd

Date

Event

Price

CRMLS #TR25193264

Oct 22, 2025

Sold

$1,500,000

$421/sq ft

Oct 8, 2025

Pending

—

Aug 29, 2025

Listed

$1,690,000

$474/sq ft

CRMLS #TR25128019

Aug 27, 2025

Listing Removed

—

Jun 7, 2025

Listed

$1,990,000

$558/sq ft

CRMLS #AR17111644

Jun 22, 2017

Contingent

—

May 19, 2017

Listed

$1,290,000

$362/sq ft

CRMLS #AR16707041

May 12, 2017

Listing Removed

—

Mar 14, 2017

Price Changed

$1,290,000

$362/sq ft

Nov 16, 2016

Price Changed

$1,398,888

$392/sq ft

Sep 20, 2016

Listed

$1,498,000

$420/sq ft

CRMLS #TR14182089

Oct 22, 2014

Sold

$1,260,000

$353/sq ft

Sep 17, 2014

Contingent

—

Aug 23, 2014

Listed

$1,288,000

$361/sq ft

Public Records

Nov 15, 1983

Sold

$188,000

$53/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$18,937 (+4.7%)

$800,000 + $700,000

$1,500,000

2024

$18,082 (+2.8%)

$600,920 + $913,401

$1,514,321

2023

$17,596 (+2.4%)

$589,138 + $895,492

$1,484,630

2022

$17,186 (+1.8%)

$577,587 + $877,934

$1,455,521

2021

$16,878 (+1.3%)

$566,262 + $860,720

$1,426,982

2020

$16,663 (+2.0%)

$555,159 + $843,844

$1,399,003

2019

$16,341 (+4.1%)

$549,467 + $835,192

$1,384,659

2018

$15,698 (+4.9%)

$538,694 + $818,816

$1,357,510

2017

$14,967 (+2.9%)

$517,777 + $787,021

$1,304,798

2016

$14,545 (−0.6%)

$517,777 + $787,021

$1,304,798

2015

$14,640 (+156.9%)

$507,625 + $771,590

$1,279,215

2014

$5,698 (+1.1%)

$60,831 + $395,947

$456,778

2012

$5,633 (+3.0%)

$60,557 + $394,158

$454,715

2011

$5,472 (+0.8%)

$59,370 + $386,430

$445,800

2010

$5,430 (+0.4%)

$58,206 + $378,853

$437,059

2009

$5,410 (+2.8%)

$57,771 + $376,022

$433,793

2008

$5,265

$57,909 + $376,916

$434,825

Tax history for 20905 Running Branch Rd

Year

Property tax

Land + Additions

Assessment*

2025

$18,937 (+4.7%)

$800,000 + $700,000

$1,500,000

2024

$18,082 (+2.8%)

$600,920 + $913,401

$1,514,321

2023

$17,596 (+2.4%)

$589,138 + $895,492

$1,484,630

2022

$17,186 (+1.8%)

$577,587 + $877,934

$1,455,521

2021

$16,878 (+1.3%)

$566,262 + $860,720

$1,426,982

2020

$16,663 (+2.0%)

$555,159 + $843,844

$1,399,003

2019

$16,341 (+4.1%)

$549,467 + $835,192

$1,384,659

2018

$15,698 (+4.9%)

$538,694 + $818,816

$1,357,510

2017

$14,967 (+2.9%)

$517,777 + $787,021

$1,304,798

2016

$14,545 (−0.6%)

$517,777 + $787,021

$1,304,798

2015

$14,640 (+156.9%)

$507,625 + $771,590

$1,279,215

2014

$5,698 (+1.1%)

$60,831 + $395,947

$456,778

2012

$5,633 (+3.0%)

$60,557 + $394,158

$454,715

2011

$5,472 (+0.8%)

$59,370 + $386,430

$445,800

2010

$5,430 (+0.4%)

$58,206 + $378,853

$437,059

2009

$5,410 (+2.8%)

$57,771 + $376,022

$433,793

2008

$5,265

$57,909 + $376,916

$434,825

*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

0.49 Acres

Year renovated

1983

Sq. Ft.

2,544

Year built

1983

Style

Single Family Residential

County

Los Angeles County

APN

8714019016

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: 3
# of Parking Spaces: 3

Interior

Laundry Information
Has Laundry
Individual Room, Inside

Bathroom Information
# of Baths (Full): 4

Cooling Information
Central
Has Cooling

Room Information
Kitchen, Laundry, Living Room, Main Floor Bedroom, Primary Bathroom, Primary Bedroom, Walk-In Closet

Fireplace Information
Family Room, Guest House, Living Room
Has Fireplace

Flooring Information
Carpet, Tile, Wood

Heating Information
Central Furnace
Has Heating

Interior Features
Entry Level: 1
Entry Location: 1
Balcony
Levels: Two
Main Level Bathrooms: 1
Main Level Bedrooms: 0
Spa Features: Private, In Ground
Has Spa

Exterior

Exterior Information
Structure Type: House

Exterior Features
Pool Features: Private, In Ground
Has Pool

Lot Information
Elevation Units: Feet
Lot Size Source: Assessor's Data
Lot Features: Back Yard

Property Information
Total # of Units: 1
Common Walls: No Common Walls
Living Area Source: Assessor's Data
Parcel Number: 8714019016
Total # of Stories: 2
Has View
Year Built Source: Public Records
Property ADU: No
# of Property ADU: 1

Financial

Assesments Information
Assessments: Special Assessments

Utilities

Utilities Information
Sewer: Public Sewer
Water Source: District/Public

Location

Neighborhood Information
Community Features: Sidewalks

School Information
High School District: Walnut Valley Unified

Location Information
Latitude: 33.96092400
Longitude: -117.84814800
Directions: Chirping Sparrow Rd
Zoning: LCR19000*

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 2,544
Stories: —
Lot Size: 0.49 acres
Style: Single Family Residential
Year Built: 1983
Year Renovated: 1983
County: Los Angeles County
APN: 8714019016

Home facts updated by county records on Oct 7, 2026

Other

Listing Information
Days Active in MLS: 18
Continuous Days Active in MLS: 99

Listing Agent Information
List Agent First Name: Jiake
List Agent Last Name: Wu

Listing Office Information
List Office Name: Northland Real Estate Group

Selling Agent Information
Buyer Agent First Name: Ting
Buyer Agent Last Name: Jiang

Selling Office Information
Buyer Office Name: JC Pacific Corp

Around this home

Schools

Castle Rock Elementary School

Public K-5 • Assigned • 0.8mi

10/10

South Pointe Middle School

Public 6-8 • Assigned • 2.1mi

10/10

Diamond Bar High School

Public 9-12 • Assigned • 1.5mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

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

6/10 Fire Factor

8% chance of being in a wildfire in next 30 years

5/10 Heat Factor

5 days above 98° expected this year, 16 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

6/10 Air Factor

10 unhealthy days expected this year, 13 days in 30 years

Provided by First Street

Historical weather

Diamond Bar, CA • 91765

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

$1.64M – $1.99M

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New listings for sale in 91765

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24271 Seagreen Dr, Diamond Bar, CA 91765

K.W. EXECUTIVE

$4,000,000

6 beds5 baths5,797 sq ft

1809 Diamond Knl, Diamond Bar, CA 91765

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5 beds3 baths2,447 sq ft

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Home values near 20905 Running Branch Rd

Data from public records.

Address	Redfin Estimate
20970 Running Branch Rd, Diamond Bar, CA 4 Beds \| 3 Baths \| 2544 Sq. Ft.	$1,302,581
20930 Running Branch Rd, Diamond Bar, CA 4 Beds \| 4 Baths \| 2602 Sq. Ft.	$1,370,584

Address	Redfin Estimate
20960 Running Branch Rd, Diamond Bar, CA 4 Beds \| 3 Baths \| 2558 Sq. Ft.	$1,338,393
20920 Running Branch Rd, Diamond Bar, CA 4 Beds \| 3 Baths \| 2558 Sq. Ft.	$1,377,729

Address	Redfin Estimate
20940 Running Branch Rd, Diamond Bar, CA 4 Beds \| 3 Baths \| 3032 Sq. Ft.	$1,338,770
20910 Running Branch Rd, Diamond Bar, CA 4 Beds \| 3 Baths \| 3032 Sq. Ft.	$1,563,241

Property information provided by CRMLS when last listed in 2025. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 91765, CA

Sale history for 20905 Running Branch Rd

Tax history for 20905 Running Branch Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 91765

Home values near 20905 Running Branch Rd

More real estate resources