2844 CASTLE ROCK Rd, Diamond Bar, CA 91765

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Off market nov 2006 for $585K

$982,185

Est. refi paymentEst. refi $4,767/mo

•

— ba

•

1,661

sq ft

2844 CASTLE ROCK Rd, Diamond Bar, CA 91765

About this home

Single-familyProperty Type

1962Year Built

7,770 sq ftLot Size

$591Est. Price/Sq.Ft.

2 car garageParking

Listed by Larry Black •DRE #00674504 • CENTURY 21 E N REALT

Bought with CARLOS OROZCO • ALL NATIONS REALTY & INVS

Redfin checked: a few seconds ago

•Source:CRMLS #H611466

Redfin Estimate

$982,185

$397K since sold in November 2006$2,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 3.2% lower than the average sale price ($1.01M) of 6 comparable homes.

SOLD FEB 27, 2026
$1,030,000
A
4 beds2 baths1,756 sq ft
2710 Castle Rock Rd, Diamond Bar, CA 91765
SOLD SEP 17, 2026
$930,000
B
3 beds2 baths1,300 sq ft
2726 Castle Rock, Diamond Bar, CA 91765
SOLD JUL 31, 2026
$875,000
C
3 beds2 baths1,300 sq ft
21245 Cold Spg, Diamond Bar, CA 91765
SOLD JAN 21, 2026
$980,000
D
4 beds2 baths1,288 sq ft
2819 Castle Rock, Diamond Bar, CA 91765
SOLD JUL 31, 2026
$975,000
E
3 beds2 baths1,300 sq ft
2606 Castle Rock Rd, Diamond Bar, CA 91765
Synergy Real Estate
SOLD FEB 6, 2026
$1,300,000
F
4 beds2 baths1,831 sq ft
2463 Harmony Hl, Diamond Bar, CA 91765

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Earn from this home

Sell

$707,888

Est. take-home

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Refinance

Est. cash available

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Rent

$3,659/mo

Redfin rental estimate

List your home for rent

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

COMING SOON
$849,900
3 beds2 baths1,553 sq ft
22709 Dry Creek Rd, Diamond Bar, CA 91765
OPEN SAT, 1PM TO 4PM
$750,000
4 beds3 baths1,619 sq ft
2119 Dublin Ln #2, Diamond Bar, CA 91765
NEW 20 HRS AGO
$399,000
2 beds1 bath850 sq ft
22801 Hilton Head Dr #17, Diamond Bar, CA 91765
NEW 27 HRS AGO
$399,000
2 beds1 bath850 sq ft
22804 Hilton Head Dr #40, Diamond Bar, CA 91765
Pinnacle Real Estate Group
OPEN SAT, 12PM TO 3PM
$1,175,000
4 beds2.5 baths1,829 sq ft
21116 Silver Cloud, Diamond Bar, CA 91765
OPEN SAT
$1,100,000
4 beds2 baths1,662 sq ft
3716 Crooked Crk, Diamond Bar, CA 91765
$4,200,000
5 beds6 baths6,257 sq ft
2945 Steeplechase, Diamond Bar, CA 91765
OPEN SAT TO 3PM
$1,128,800
4 beds2 baths1,994 sq ft
1160 N Del Sol, Diamond Bar, CA 91765
Synergy Real Estate
OPEN SAT, 1PM TO 4PM
$555,000
2 beds1 bath914 sq ft
21755 Laurelrim Unit B, Diamond Bar, CA 91765
Aramis Realty Group Inc.
$3,070,000
6 beds8 baths7,884 sq ft
23240 Ridge Line, Diamond Bar, CA 91765
See all

Provided by Redfin

Sale history for 2844 CASTLE ROCK Rd

Year

Property tax

Land + Additions

Assessment*

2025

$10,107 (+4.8%)

$639,555 + $173,117

$812,672

2024

$9,644 (+2.5%)

$627,015 + $169,728

$796,743

2023

$9,413 (+2.1%)

$614,721 + $166,400

$781,121

2022

$9,217 (+1.9%)

$602,668 + $163,138

$765,806

2021

$9,047 (+1.3%)

$590,851 + $159,940

$750,791

2020

$8,933 (+2.0%)

$579,266 + $156,804

$736,070

2019

$8,760 (+4.6%)

$573,327 + $155,197

$728,524

2018

$8,375 (+8.3%)

$562,086 + $152,154

$714,240

2017

$7,730 (+1.1%)

$522,000 + $141,000

$663,000

2016

$7,649 (−0.2%)

$522,000 + $141,000

$663,000

2015

$7,661 (+5.1%)

$522,000 + $141,000

$663,000

2014

$7,288 (+31.7%)

$469,800 + $127,200

$597,000

2012

$5,536 (−6.9%)

$344,700 + $93,300

$438,000

2011

$5,946 (+14.8%)

$344,700 + $93,300

$438,000

2010

$5,179 (+0.6%)

$376,900 + $102,000

$478,900

2009

$5,151 (−29.6%)

$324,600 + $87,900

$412,500

2008

$7,317

$324,600 + $87,900

$412,500

Tax history for 2844 CASTLE ROCK Rd

Year

Property tax

Land + Additions

Assessment*

2025

$10,107 (+4.8%)

$639,555 + $173,117

$812,672

2024

$9,644 (+2.5%)

$627,015 + $169,728

$796,743

2023

$9,413 (+2.1%)

$614,721 + $166,400

$781,121

2022

$9,217 (+1.9%)

$602,668 + $163,138

$765,806

2021

$9,047 (+1.3%)

$590,851 + $159,940

$750,791

2020

$8,933 (+2.0%)

$579,266 + $156,804

$736,070

2019

$8,760 (+4.6%)

$573,327 + $155,197

$728,524

2018

$8,375 (+8.3%)

$562,086 + $152,154

$714,240

2017

$7,730 (+1.1%)

$522,000 + $141,000

$663,000

2016

$7,649 (−0.2%)

$522,000 + $141,000

$663,000

2015

$7,661 (+5.1%)

$522,000 + $141,000

$663,000

2014

$7,288 (+31.7%)

$469,800 + $127,200

$597,000

2012

$5,536 (−6.9%)

$344,700 + $93,300

$438,000

2011

$5,946 (+14.8%)

$344,700 + $93,300

$438,000

2010

$5,179 (+0.6%)

$376,900 + $102,000

$478,900

2009

$5,151 (−29.6%)

$324,600 + $87,900

$412,500

2008

$7,317

$324,600 + $87,900

$412,500

*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

7,905 Sq. Ft.

Year renovated

1975

Sq. Ft.

1,733

Year built

1962

Style

Single Family Residential

County

Los Angeles County

APN

8285019001

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 6, 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

Interior

Laundry Information
Has Laundry
In Garage

Kitchen Information
Breakfast Counter / Bar, Formal Dining Room

Cooling Information
Central
Has Cooling

Room Information
Bonus Room, Den, Entry, Family Room, Living Room

Fireplace Information
See Remarks
Has Fireplace

Interior Features
Levels: Two
Spa Features: In Ground
Has Spa

Exterior

Exterior Features
Pool Features: In Ground
Has Pool

Lot Information
Lot Size Source: Assessor's Data
Lot Features: Yard

Property Information
Living Area Source: Assessor's Data
Parcel Number: 8285019001

Financial

Assesments Information
Assessments: Unknown

Utilities

Utilities Information
Sewer: Sewer Paid
Sewer Connected

Location

Multi-Unit Information
Builder Model: POOL/SPA

School Information
High School District: Walnut Valley Unified

Location Information
Latitude: 33.97455900
Longitude: -117.84061700
Other Subdivision Name: HERITAGE
Subdivision Name: HERITAGE
Zoning: R1

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,733
Stories: —
Lot Size: 7,905 square feet
Style: Single Family Residential
Year Built: 1962
Year Renovated: 1975
County: Los Angeles County
APN: 8285019001

Home facts updated by county records on Oct 6, 2026

Other

Listing Information
Days Active in MLS: 62
Continuous Days Active in MLS: 62

Listing Agent Information
List Agent First Name: Larry
List Agent Last Name: BLACK

Listing Office Information
List Office Name: C-21 EN REALTY

Selling Agent Information
Buyer Agent First Name: CARLOS
Buyer Agent Last Name: OROZCO

Selling Office Information
Buyer Office Name: CENTURY 21 EXCELLENCE

Around this home

Schools

Castle Rock Elementary School

Public K-5 • Assigned • 0.2mi

10/10

South Pointe Middle School

Public 6-8 • Assigned • 1.3mi

10/10

Diamond Bar High School

Public 9-12 • Assigned • 0.5mi

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

5/10 Fire Factor

4% chance of being in a wildfire in next 30 years

6/10 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 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

$933,000 – $1.13M

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Nearby similar homes

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New listings for sale in 91765

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OPEN SAT, 1PM TO 4PM

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2119 Dublin Ln #2, Diamond Bar, CA 91765

NEW 20 HRS AGO

$399,000

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22801 Hilton Head Dr #17, Diamond Bar, CA 91765

NEW 27 HRS AGO

$399,000

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Pinnacle Real Estate Group

OPEN SAT, 12PM TO 3PM3D WALKTHROUGH

$1,175,000

4 beds2.5 baths1,829 sq ft

21116 Silver Cloud, Diamond Bar, CA 91765

OPEN SAT

$1,100,000

4 beds2 baths1,662 sq ft

3716 Crooked Crk, Diamond Bar, CA 91765

$4,200,000

5 beds6 baths6,257 sq ft

2945 Steeplechase, Diamond Bar, CA 91765

OPEN SAT TO 3PM

$1,128,800

4 beds2 baths1,994 sq ft

1160 N Del Sol, Diamond Bar, CA 91765

Synergy Real Estate

OPEN SAT, 1PM TO 4PMVIDEO TOUR

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2 beds1 bath914 sq ft

21755 Laurelrim Unit B, Diamond Bar, CA 91765

Aramis Realty Group Inc.

Home values near 2844 CASTLE ROCK Rd

Data from public records.

Address	Redfin Estimate
2811 Castle Rock Road, Diamond Bar, CA 4 Beds \| 2 Baths \| 2312 Sq. Ft.	$751,299
2838 Castle Rock Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1486 Sq. Ft.	$900,047

Address	Redfin Estimate
2819 Castle Rock Road, Diamond Bar, CA 4 Beds \| 2 Baths \| 1288 Sq. Ft.	$1,088,209
2830 Castle Rock Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1500 Sq. Ft.	$938,206

Address	Redfin Estimate
2833 Castle Rock Road, Diamond Bar, CA 3 Beds \| - Baths \| 1300 Sq. Ft.	$915,813
2824 Castle Rock Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1448 Sq. Ft.	$945,660

Property information provided by CRMLS when last listed in 2006. 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 2844 CASTLE ROCK Rd

Tax history for 2844 CASTLE ROCK 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 2844 CASTLE ROCK Rd

More real estate resources