439 S Rock River Rd, Diamond Bar, CA 91765

Off market jun 2020 for $620K

$909,530

Est. refi paymentEst. refi $4,153/mo

•

1,541

sq ft

439 S Rock River Rd, Diamond Bar, CA 91765

About this home

Newly remodeled Turn Key home. New Driveway, New Kitchen, New Bathrooms, New Flooring, New front Yard, New A/C, New garage, New windows and New internal & external paint. Must see to appreciate all the work put into this home. Quartz counter tops in the kitchen. The house comes with the new wine cooler. There is an area for laundry machines close to the kitchen. There is also a spacious bonus room next to the kitchen that can be used as an office or entertainment room. The bathrooms and kitchen were re-pipped; however, the drain pipe was not. The bathrooms, windows and outlets were permitted. Agents and buyers please do your due diligence. The backyard was left undone for the new owners to make their own touches themselves. It is Two-block walking distance to elementary school. Conveniently located near 57, 60, 10 freeways. There are markets and plenty of restaurants within a close driving distance. Please check the virtual tour for youtube video tour of the house.

Single-familyProperty Type

1971Year Built

6,768 sq ftLot Size

$590Est. Price/Sq.Ft.

2 car garageParking

Listed by Geoffrey Le •DRE #01904433 • Le Group Property

Bought with Heidi Burns •DRE #00622432 • ONT Properties Unlimited, Inc

Redfin checked: 2 minutes ago

•Source:CRMLS #TR20072969

Redfin Estimate

$909,530

$290K since sold in June 2020$15K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.3% higher than the average sale price ($872K) of 6 comparable homes.

SOLD OCT 8, 2026
$755,000
A
4 beds2 baths1,386 sq ft
22928 Beaverhead Dr, Diamond Bar, CA 91765
SOLD SEP 2, 2026
$825,000
B
4 beds2 baths1,489 sq ft
105 N Palo Cedro, Diamond Bar, CA 91765
SOLD MAY 22, 2026
$895,000
C
3 beds2 baths1,554 sq ft
856 Golden Prados, Diamond Bar, CA 91765
SOLD JUN 9, 2026
$891,000
D
4 beds2 baths1,577 sq ft
353 S Rock River Rd, Diamond Bar, CA 91765
SOLD MAY 27, 2026
$900,000
E
3 beds2 baths1,553 sq ft
312 N Prospectors, Diamond Bar, CA 91765
SOLD MAY 6, 2026
$965,000
F
4 beds2 baths1,677 sq ft
409 Gunsmoke, Diamond Bar, CA 91765

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Earn from this home

Sell

$426,167

Est. take-home

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Refinance

Est. cash available

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Rent

$3,246/mo

Redfin rental estimate

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Market trends in 91765, CA

Last updated October 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-list price

97.1%

0.7% MoM

Median sale price

$1.1M

$19K MoM

Avg. days on market

67d

6 days MoM

Recently sold homes

11 MoM

New listings for sale

$1,450,000
3 beds3.5 baths2,716 sq ft
23843 Gold Rush Dr, Diamond Bar, CA 91765
OPEN SAT
$1,249,000
5 beds3 baths2,240 sq ft
233 N Platina, Diamond Bar, CA 91765
COMING SOON
$3,300,000
6 beds9 baths10,352 sq ft
2677 Wagon Train, Diamond Bar, CA 91765
$595,000
2 beds2 baths1,191 sq ft
1120 Cleghorn Unit C, Diamond Bar, CA 91765
LISTED BY REDFIN
$4,980,000
7 beds7.5 baths7,660 sq ft
2611 Steeplechase Ln, Diamond Bar, CA 91765
$1,079,000
4 beds3 baths2,126 sq ft
23548 Casa Loma, Diamond Bar, CA 91765
$430,000
2 beds2 baths788 sq ft
22761 Lakeway #414, Diamond Bar, CA 91765
$800,000
3 beds3 baths1,720 sq ft
2002 Silver Hawk #14, Diamond Bar, CA 91765
$438,000
2 beds2 baths934 sq ft
22820 Hilton Head #78, Diamond Bar, CA 91765
Golden Nest Realty Group
3D WALKTHROUGH
$1,150,000
5 beds3 baths2,204 sq ft
23917 Decorah, Diamond Bar, CA 91765
See all

Provided by Redfin

Sale history for 439 S Rock River Rd

Date

Event

Price

CRMLS #TR20072969

Jun 29, 2020

Sold

$620,000

$402/sq ft

May 14, 2020

Pending

—

May 5, 2020

Contingent

—

Apr 22, 2020

Listed

$630,000

$409/sq ft

Public Records

Nov 19, 2019

Sold

$350,000

$227/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$9,282 (+8.2%)

$551,734 + $139,883

$691,617

2024

$8,575 (+2.0%)

$540,916 + $137,141

$678,057

2023

$8,409 (+1.6%)

$530,310 + $134,452

$664,762

2022

$8,281 (+2.2%)

$519,912 + $131,816

$651,728

2021

$8,100 (+4.7%)

$509,718 + $129,232

$638,950

2020

$7,735 (+188.4%)

$499,724 + $126,699

$626,423

2019

$2,682 (+11.5%)

$350,000 + $247,800

$597,800

2018

$2,407 (+1.8%)

$76,462 + $98,910

$175,372

2017

$2,363 (+5.0%)

$73,494 + $95,070

$168,564

2016

$2,251 (+0.8%)

$73,494 + $95,070

$168,564

2015

$2,233 (+0.4%)

$72,053 + $93,206

$165,259

2014

$2,224 (+1.0%)

$69,581 + $90,008

$159,589

2012

$2,202 (+3.2%)

$69,267 + $89,602

$158,869

2011

$2,133 (+0.8%)

$67,909 + $87,846

$155,755

2010

$2,116 (+2.8%)

$66,578 + $86,124

$152,702

2009

$2,058 (+5.0%)

$66,081 + $85,481

$151,562

2008

$1,961

$66,238 + $85,685

$151,923

Tax history for 439 S Rock River Rd

Year

Property tax

Land + Additions

Assessment*

2025

$9,282 (+8.2%)

$551,734 + $139,883

$691,617

2024

$8,575 (+2.0%)

$540,916 + $137,141

$678,057

2023

$8,409 (+1.6%)

$530,310 + $134,452

$664,762

2022

$8,281 (+2.2%)

$519,912 + $131,816

$651,728

2021

$8,100 (+4.7%)

$509,718 + $129,232

$638,950

2020

$7,735 (+188.4%)

$499,724 + $126,699

$626,423

2019

$2,682 (+11.5%)

$350,000 + $247,800

$597,800

2018

$2,407 (+1.8%)

$76,462 + $98,910

$175,372

2017

$2,363 (+5.0%)

$73,494 + $95,070

$168,564

2016

$2,251 (+0.8%)

$73,494 + $95,070

$168,564

2015

$2,233 (+0.4%)

$72,053 + $93,206

$165,259

2014

$2,224 (+1.0%)

$69,581 + $90,008

$159,589

2012

$2,202 (+3.2%)

$69,267 + $89,602

$158,869

2011

$2,133 (+0.8%)

$67,909 + $87,846

$155,755

2010

$2,116 (+2.8%)

$66,578 + $86,124

$152,702

2009

$2,058 (+5.0%)

$66,081 + $85,481

$151,562

2008

$1,961

$66,238 + $85,685

$151,923

*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

6,770 Sq. Ft.

Year renovated

1971

Sq. Ft.

1,541

Year built

1971

Style

Single Family Residential

County

Los Angeles County

APN

8718028011

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 7, 2026.

RLM

Low/Medium Density Residential District

The RLM zoning district is intended primarily for existing subdivided areas developed with detached single-family dwellings. The maximum allowed density for new residential subdivisions within this zoning district will be five dwellings per gross acre. The RLM zoning district is consistent with the low density residential land use category of the general plan.

Permitted uses

Include but are not limited to:

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, Garage - Single Door, Garage Door Opener
Has Parking
# of Parking Spaces: 2

Interior

Laundry Information
Has Laundry
Gas Dryer Hookup, Washer Hookup

Kitchen Information
Quartz Counters, Remodeled Kitchen

Bathroom Information
# of Baths (Full): 2
Quartz Counters

Cooling Information
Central
Has Cooling

Room Information
All Bedrooms Down, Bonus Room, Entry, Living Room, Primary Bedroom

Fireplace Information
Living Room
Has Fireplace

Flooring Information
Vinyl

Heating Information
Central Furnace, Fireplace
Has Heating

Interior Features
Ceiling Fan, Recessed Lighting
Levels: One
Main Level Bathrooms: 2
Main Level Bedrooms: 3

Exterior

Exterior Information
Structure Type: House
Fencing: Blockwall
Has Fence

Exterior Features
Pool Features: None
Has Sprinklers

Lot Information
Elevation Units: Feet
Lot Size Source: Assessor's Data
Lot Features: Back Yard, Front Yard, Sprinkler System

Property Information
Total # of Units: 1
Common Walls: No Common Walls
Parcel Number: 8718028011
Total # of Stories: 1
Year Built Source: Public Records

Financial

Assesments Information
Assessments: Unknown

Utilities

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

Location

Neighborhood Information
Community Features: Sidewalks

School Information
High School District: Pomona Unified

Location Information
Latitude: 34.01640400
Longitude: -117.81936500
Directions: Major cross street is S. Diamond Bar Blvd. and Golden Springs Dr.
Zoning: LCR18000*

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,541
Stories: —
Lot Size: 6,770 square feet
Style: Single Family Residential
Year Built: 1971
Year Renovated: 1971
County: Los Angeles County
APN: 8718028011

Home facts updated by county records on Oct 7, 2026

Other

Listing Information
Days Active in MLS: 6
Continuous Days Active in MLS: 6

Listing Agent Information
List Agent First Name: Geoffrey
List Agent Last Name: Le

Listing Office Information
List Office Name: Le Group Property

Selling Agent Information
Buyer Agent First Name: HEIDI
Buyer Agent Last Name: BURNS

Selling Office Information
Buyer Office Name: REAL LIVING PROPERTIES UNLMTD

Around this home

Schools

K - 12
Preschool & daycare

Armstrong Elementary School

Public K-6 • Assigned • 0.3mi

5/10

Lorbeer Middle School

Public 7-8 • Assigned • 0.6mi

5/10

Diamond Ranch High School

Public 9-12 • Assigned • 2.4mi

8/10

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...
2 weeks ago • Diamond Bar
Sang Ur
Redfin Premier agent
124 deals
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Climate risks

1/10 Flood Factor

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

3/10 Fire Factor

0.15% chance of being in a wildfire in next 30 years

7/10 Heat Factor

7 days above 98° expected this year, 21 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 10.1 hours in June and 6.8 hours in December, placing it above the U.S. average for solar exposure.

10.1 hrs

6.8 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$865,000 – $1.05M

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Home values near 439 S Rock River Rd

Data from public records.

Address	Redfin Estimate
469 S Rock River Road, Diamond Bar, CA 6 Beds \| 4 Baths \| 2712 Sq. Ft.	$1,085,847
454 S Rock River Road, Diamond Bar, CA 4 Beds \| 2 Baths \| 1828 Sq. Ft.	$981,924
436 S Rock River Road, Diamond Bar, CA 4 Beds \| 2 Baths \| 1476 Sq. Ft.	$859,517
418 S Rock River Road, Diamond Bar, CA 3 Beds \| - Baths \| 1440 Sq. Ft.	$865,666
421 S Rock River Road, Diamond Bar, CA 4 Beds \| 2 Baths \| 1476 Sq. Ft.	$863,559
445 S Rock River Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1391 Sq. Ft.	$873,082
427 S Palo Cedro Drive, Diamond Bar, CA 3 Beds \| 2 Baths \| 1680 Sq. Ft.	$902,729

Address	Redfin Estimate
466 S Rock River Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1391 Sq. Ft.	$857,706
448 S Rock River Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1391 Sq. Ft.	$866,153
430 S Rock River Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1391 Sq. Ft.	$841,133
414 S Rock River Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1740 Sq. Ft.	$841,860
427 S Rock River Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1440 Sq. Ft.	$863,188
415 S Palo Cedro Drive, Diamond Bar, CA 3 Beds \| 2 Baths \| 1541 Sq. Ft.	$867,743
433 S Palo Cedro Drive, Diamond Bar, CA 3 Beds \| - Baths \| 1500 Sq. Ft.	$883,215

Address	Redfin Estimate
462 S Rock River Road, Diamond Bar, CA 4 Beds \| - Baths \| 1349 Sq. Ft.	$837,986
442 S Rock River Road, Diamond Bar, CA 4 Beds \| 3 Baths \| 1440 Sq. Ft.	$826,272
424 S Rock River Road, Diamond Bar, CA 4 Beds \| 2 Baths \| 1476 Sq. Ft.	$933,164
415 S Rock River Road, Diamond Bar, CA 3 Beds \| 3 Baths \| 2440 Sq. Ft.	$1,033,941
433 S Rock River Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1541 Sq. Ft.	$853,750
421 S Palo Cedro Drive, Diamond Bar, CA 4 Beds \| 2 Baths \| 1476 Sq. Ft.	$887,421
439 S Palo Cedro Drive, Diamond Bar, CA 3 Beds \| 2 Baths \| 1391 Sq. Ft.	$864,374

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About this home

Redfin Estimate

Earn from this home

Market trends in 91765, CA

Sale history for 439 S Rock River Rd

Tax history for 439 S Rock River Rd

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 91765

Home values near 439 S Rock River Rd

More real estate resources