2970 CASTLE ROCK Rd, Diamond Bar, CA 91765

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Off market sep 2008 for $435K

$879,747

Est. refi paymentEst. refi $3,007/mo

•

1,600

sq ft

2970 CASTLE ROCK Rd, Diamond Bar, CA 91765

About this home

Single-familyProperty Type

1963Year Built

7,548 sq ftLot Size

$550Est. Price/Sq.Ft.

2 car garageParking

Listed by Matt Luke •DRE #01379779 • T.N.G. Real Estate Consultants

Listed by Connie Lasley •DRE #01247674 • T.N.G. Real Estate Consultants

Bought with Arnulfo Ruiz •DRE #00889786 • Century 21 Realty Masters

Redfin checked: 2 minutes ago

•Source:CRMLS #P653918

Redfin Estimate

$879,747

$445K since sold in September 2008$50K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 9.3% lower than the average sale price ($970K) 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 JUL 31, 2026
$975,000
D
3 beds2 baths1,300 sq ft
2606 Castle Rock Rd, Diamond Bar, CA 91765
Synergy Real Estate
SOLD OCT 16, 2025
$1,030,000
E
4 beds2 baths1,688 sq ft
2624 Crooked Creek Dr, Diamond Bar, CA 91765
SOLD JAN 21, 2026
$980,000
F
4 beds2 baths1,288 sq ft
2819 Castle Rock, Diamond Bar, CA 91765

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Earn from this home

Sell

$642,997

Est. take-home

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Refinance

Est. cash available

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Rent

$3,187/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

98.5%

0.6% MoM

Median sale price

$1.1M

$10K MoM

Avg. days on market

43d

1 days MoM

Recently sold homes

100

5 MoM

New listings for sale

COMING SOON
$899,000
3 beds2 baths1,274 sq ft
22922 Dry Crk, Diamond Bar, CA 91765
OPEN SUN, 3PM TO 5PM
$1,499,900
5 beds3 baths3,203 sq ft
24215 Delta Dr, Diamond Bar, CA 91765
$468,000
2 beds2.5 baths1,056 sq ft
22871 Hilton Head Dr #230, Diamond Bar, CA 91765
OPEN SUN, 11AM TO 3PM
$1,363,000
4 beds5 baths2,430 sq ft
883 Terrace W, Pomona, CA 91765
$1,050,000
4 beds2 baths1,859 sq ft
23547 Decorah, Diamond Bar, CA 91765
$1,080,000
4 beds2 baths1,600 sq ft
239 N Palo Cedro, Diamond Bar, CA 91765
OPEN SUN, 1PM TO 4PM
$1,250,000
4 beds3 baths2,522 sq ft
830 Coldstream Ct, Diamond Bar, CA 91765
OPEN SUN, 2PM TO 4PM
$1,000,000
3 beds2 baths1,436 sq ft
23433 Quail Summit Dr, Diamond Bar, CA 91765
OPEN SUN, 1PM TO 4PM
$1,595,000
5 beds3 baths3,203 sq ft
1112 Summitridge, Diamond Bar, CA 91765
OPEN SUN, 2PM TO 5PM
$2,490,000
5 beds3 baths6,144 sq ft
2145 Indian Crk, Diamond Bar, CA 91765
RE/MAX Galaxy
See all

Provided by Redfin

Sale history for 2970 CASTLE ROCK Rd

Date

Event

Price

CRMLS #P653918

Sep 30, 2008

Sold

$435,000

$272/sq ft

Sep 9, 2008

Listing Removed

—

Aug 29, 2008

Listed

$429,900

$269/sq ft

CRMLS #H07144345

Nov 9, 2007

Listing Removed

—

Oct 2, 2007

Listed

$550,000

$344/sq ft

CRMLS #H689814

Jul 14, 2007

Listing Removed

—

Feb 2, 2007

Listed

$550,000

$344/sq ft

CRMLS #H688463

Jan 31, 2007

Listing Removed

—

Jan 29, 2007

Listed

$575,000

$359/sq ft

CRMLS #H416505

May 2, 2005

Sold

$525,000

$328/sq ft

Dec 26, 2004

Listed

$524,900

$328/sq ft

Public Records

Feb 25, 2003

Sold

$344,500

$215/sq ft

Public Records

Jun 11, 1971

Sold

$24,500

$15/sq ft

Public Records

Jun 4, 1964

Sold

$18,000

$11/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$7,362 (+5.3%)

$372,672 + $187,490

$560,162

2024

$6,994 (+2.4%)

$372,672 + $187,490

$560,162

2023

$6,829 (+2.1%)

$365,365 + $183,814

$549,179

2022

$6,687 (+1.9%)

$358,201 + $180,210

$538,411

2021

$6,566 (+1.3%)

$351,178 + $176,677

$527,855

2020

$6,484 (+1.9%)

$344,293 + $173,213

$517,506

2019

$6,361 (+4.8%)

$340,763 + $171,437

$512,200

2018

$6,071 (+4.8%)

$334,082 + $168,076

$502,158

2017

$5,795 (+2.9%)

$321,110 + $161,550

$482,660

2016

$5,630 (−0.6%)

$321,110 + $161,550

$482,660

2015

$5,664 (−0.1%)

$314,814 + $158,383

$473,197

2014

$5,671 (+12.0%)

$304,012 + $152,949

$456,961

2012

$5,064 (+1.1%)

$281,000 + $142,000

$423,000

2011

$5,010

$265,000 + $134,000

$399,000

2010

$5,005 (−7.2%)

$265,000 + $134,000

$399,000

2009

$5,391 (−13.4%)

$265,000 + $134,000

$399,000

2008

$6,222

$289,400 + $145,600

$435,000

Tax history for 2970 CASTLE ROCK Rd

Year

Property tax

Land + Additions

Assessment*

2025

$7,362 (+5.3%)

$372,672 + $187,490

$560,162

2024

$6,994 (+2.4%)

$372,672 + $187,490

$560,162

2023

$6,829 (+2.1%)

$365,365 + $183,814

$549,179

2022

$6,687 (+1.9%)

$358,201 + $180,210

$538,411

2021

$6,566 (+1.3%)

$351,178 + $176,677

$527,855

2020

$6,484 (+1.9%)

$344,293 + $173,213

$517,506

2019

$6,361 (+4.8%)

$340,763 + $171,437

$512,200

2018

$6,071 (+4.8%)

$334,082 + $168,076

$502,158

2017

$5,795 (+2.9%)

$321,110 + $161,550

$482,660

2016

$5,630 (−0.6%)

$321,110 + $161,550

$482,660

2015

$5,664 (−0.1%)

$314,814 + $158,383

$473,197

2014

$5,671 (+12.0%)

$304,012 + $152,949

$456,961

2012

$5,064 (+1.1%)

$281,000 + $142,000

$423,000

2011

$5,010

$265,000 + $134,000

$399,000

2010

$5,005 (−7.2%)

$265,000 + $134,000

$399,000

2009

$5,391 (−13.4%)

$265,000 + $134,000

$399,000

2008

$6,222

$289,400 + $145,600

$435,000

*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

7,754 Sq. Ft.

Year renovated

1963

Sq. Ft.

1,288

Year built

1963

Style

Single Family Residential

County

Los Angeles County

APN

8285024014

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Aug 31, 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
# of Garage Spaces: 2

Interior

Kitchen Information
Has Appliances
Formal Dining Room

Bathroom Information
# of Baths (Full): 2

Cooling Information
See Remarks
Has Cooling

Fireplace Information
Electric, Living Room, Wood
Has Fireplace

Flooring Information
See Remarks

Heating Information
Forced Air
Has Heating

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

Exterior

Exterior Information
Roof: See Remarks
Construction Materials: Stucco

Exterior Features
Pool Features: Gunite
Has Pool

Lot Information
Lot Size Source: Assessor's Data
Lot Size Dimensions: 68 x 111

Property Information
Common Walls: No Common Walls
Living Area Source: Estimated
Parcel Number: 8285024014
Year Built Source: Assessor

Utilities

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

Location

School Information
High School District: Walnut Valley Unified

Location Information
Latitude: 33.97249100
Longitude: -117.84227300
Other Subdivision Name: Other
Directions: DB Blvd to Pathfinder, south TGNo679H7
Subdivision Name: Other (OTHR)

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,288
Stories: —
Lot Size: 7,754 square feet
Style: Single Family Residential
Year Built: 1963
Year Renovated: 1963
County: Los Angeles County
APN: 8285024014

Home facts updated by county records on Aug 31, 2026

Other

Listing Information
Continuous Days Active in MLS: 1

Listing Agent Information
List Agent First Name: Matt
List Agent Last Name: Luke
Co-List Agent First Name: Connie
Co-List Agent Last Name: Lasley

Listing Office Information
List Office Name: T.N.G. Real Estate Consultants
Co-List Office Name: T.N.G. Real Estate Consultants

Selling Agent Information
Buyer Agent First Name: Arnulfo
Buyer Agent Last Name: Ruiz

Selling Office Information
Buyer Office Name: Century 21 Realty Masters

Around this home

Schools

Castle Rock Elementary School

Public K-5 • Assigned • 0.1mi

10/10

South Pointe Middle School

Public 6-8 • Assigned • 1.4mi

10/10

Diamond Bar High School

Public 9-12 • Assigned • 0.6mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

5/10 Flood Factor

Estimated 19-29% chance 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

$836,000 – $1.01M

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Home values near 2970 CASTLE ROCK Rd

Data from public records.

Address	Redfin Estimate
3022 Castle Rock Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 2025 Sq. Ft.	$999,463
2944 Castle Rock Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1288 Sq. Ft.	$864,754

Address	Redfin Estimate
2958 Castle Rock Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1300 Sq. Ft.	$862,591
2938 Castle Rock Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1280 Sq. Ft.	$859,111

Address	Redfin Estimate
2950 Castle Rock Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1480 Sq. Ft.	$997,028
3016 Castle Rock Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1627 Sq. Ft.	$972,630

Property information provided by CRMLS when last listed in 2008. 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 2970 CASTLE ROCK Rd

Tax history for 2970 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 2970 CASTLE ROCK Rd

More real estate resources