2578 Castle Rock Rd, Diamond Bar, CA 91765

Local rules require you to be signed in to see more photos.

Off Market May 2017 for $618K

$855,316

Est. refi paymentEst. refi $2,738/mo

•

1,288

sq ft

2578 Castle Rock Rd, Diamond Bar, CA 91765

About this home

WALNUT SCHOOL DISTRICT SINGLE STORY HOME * HARDWOOD FLOOR THROUGHOUT * GRANITE COUNTER TOP IN KITCHEN * CEILING FAN & MIRROR CLOSET DOORS IN ALL BEDROOMS * 2CAR GARAGE WITH ROLL-UP DOOR & HEAVY-DUTY STORAGE SHELVES * BIG BACKYARD WITH A LARGE COVERED PATIO, VEGETABLE GARDEN AND ROOM FOR POOL * CONVENIENT LOCATION WITH WALKING DISTANCE TO CASTLE ROCK ELEMENTARY SCHOOL & SHOPPING CENTER, H-MART * PROPERTY NEEDS SOME TLC, TO BE SOLD "AS IS" * SELLER CREDIT BUYER $5000 FOR ANY AND ALL POSSIBLE REPAIRS AND PAINTING * PROPERTY TO BE SOLD "AS IS" SUBJECT TO BUYER INSPECTION.

Single-familyProperty Type

1963Year Built

7,435 sq ftLot Size

$664Est. Price/Sq.Ft.

2 car garageParking

Listed by Anne Fong •DRE #00970431 • RE/MAX Galaxy

Bought with Estrella RAMOS •DRE #01050615 • Coldwell Banker Envision

Redfin checked: 2 minutes ago

•Source:CRMLS #TR17090683

Redfin Estimate

$855,316

$237K since sold in May 2017$15K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 11.1% lower than the average sale price ($962K) of 6 comparable homes.

SOLD JUL 31, 2026
$975,000
A
3 beds2 baths1,300 sq ft
2606 Castle Rock Rd, Diamond Bar, CA 91765
Synergy Real Estate
SOLD OCT 16, 2025
$1,030,000
B
4 beds2 baths1,688 sq ft
2624 Crooked Creek Dr, 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 FEB 27, 2026
$1,030,000
E
4 beds2 baths1,756 sq ft
2710 Castle Rock Rd, Diamond Bar, CA 91765
SOLD FEB 26, 2026
$880,000
F
3 beds2 baths1,280 sq ft
2632 Castle Rock, Diamond Bar, CA 91765

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$410,889

Est. take-home

List your home with Redfin and save $4,277

Refinance

Est. cash available

Get cash now or lower your monthly rate

Rent

$3,163/mo

Redfin rental estimate

List your home for rent

Market trends in 91765, CA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.1%

0.2% MoM

Median sale price

$1.1M

$48K MoM

Avg. days on market

42d

0 days MoM

Recently sold homes

108

17 MoM

New listings for sale

OPEN SAT, 1PM TO 3PM
$1,690,000
4 beds3 baths2,587 sq ft
1515 Sunbluff Dr, Diamond Bar, CA 91765
OPEN SAT, 2PM TO 5PM
$538,000
3 beds2 baths1,047 sq ft
800 Grand Ave Unit D1, Diamond Bar, CA 91765
$1,070,000
4 beds2.5 baths1,893 sq ft
24126 Silver Spray, Diamond Bar, CA 91765
3D WALKTHROUGH
$1,150,000
4 beds3 baths1,747 sq ft
1036 Cogburn Ln, Diamond Bar, CA 91765
$1,499,900
4 beds2.5 baths2,344 sq ft
23450 Amberwick Pl, Diamond Bar, CA 91765
RE/MAX 2000 REALTY
OPEN FRI, 12PM TO 2PM
$1,424,998
5 beds3 baths3,203 sq ft
24222 Brookwood Dr, Diamond Bar, CA 91765
Rubio Real Estate
OPEN SAT, 12PM TO 3PM
$770,000
2 beds2.5 baths1,468 sq ft
22915 Colombard Ln #2, Diamond Bar, CA 91765
$479,000
2 beds2 baths940 sq ft
22857 Hilton Head, Diamond Bar, CA 91765
$1,199,900
4 beds4 baths1,810 sq ft
21325 Hipass Dr, Diamond Bar, CA 91765
OPEN SAT, 2:30PM TO 5:30PM
$1,450,000
4 beds3 baths2,933 sq ft
780 Leyland Dr, Diamond Bar, CA 91765
See all

Provided by Redfin

Sale history for 2578 Castle Rock Rd

Date

Event

Price

CRMLS #TR17090683

May 31, 2017

Sold

$618,000

$480/sq ft

May 1, 2017

Contingent

—

Apr 27, 2017

Listed

$615,000

$477/sq ft

CRMLS #CV14223126

Aug 31, 2015

Listing Removed

—

Feb 10, 2015

Price Changed

$615,000

$477/sq ft

Jan 22, 2015

Relisted

—

Dec 29, 2014

Delisted

—

Oct 17, 2014

Listed

$598,000

$464/sq ft

Public Records

May 6, 2003

Sold

$315,000

$245/sq ft

CRMLS #H303039

May 6, 2003

Sold

$314,900

$244/sq ft

Mar 21, 2003

Listed

$314,900

$244/sq ft

Public Records

Jun 23, 1975

Sold

$11,000

$9/sq ft

Public Records

Aug 2, 1972

Sold

$26,500

$21/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$9,138 (+4.5%)

$550,230 + $167,005

$717,235

2024

$8,741 (+2.5%)

$550,230 + $167,005

$717,235

2023

$8,532 (+2.1%)

$539,442 + $163,731

$703,173

2022

$8,354 (+1.8%)

$528,865 + $160,521

$689,386

2021

$8,204 (+1.3%)

$518,496 + $157,374

$675,870

2020

$8,100 (+2.0%)

$508,330 + $154,289

$662,619

2019

$7,944 (+4.0%)

$503,118 + $152,707

$655,825

2018

$7,636 (+58.8%)

$493,253 + $149,713

$642,966

2017

$4,807 (+3.0%)

$295,880 + $97,083

$392,963

2016

$4,669 (−0.6%)

$295,880 + $97,083

$392,963

2015

$4,696 (−0.1%)

$290,079 + $95,180

$385,259

2014

$4,703 (+1.2%)

$280,126 + $91,915

$372,041

2012

$4,648 (+2.9%)

$278,860 + $91,500

$370,360

2011

$4,517 (+0.8%)

$273,393 + $89,706

$363,099

2010

$4,481 (+0.4%)

$268,033 + $87,948

$355,981

2009

$4,464 (+2.8%)

$266,030 + $87,291

$353,321

2008

$4,341

$266,662 + $87,499

$354,161

Tax history for 2578 Castle Rock Rd

Year

Property tax

Land + Additions

Assessment*

2025

$9,138 (+4.5%)

$550,230 + $167,005

$717,235

2024

$8,741 (+2.5%)

$550,230 + $167,005

$717,235

2023

$8,532 (+2.1%)

$539,442 + $163,731

$703,173

2022

$8,354 (+1.8%)

$528,865 + $160,521

$689,386

2021

$8,204 (+1.3%)

$518,496 + $157,374

$675,870

2020

$8,100 (+2.0%)

$508,330 + $154,289

$662,619

2019

$7,944 (+4.0%)

$503,118 + $152,707

$655,825

2018

$7,636 (+58.8%)

$493,253 + $149,713

$642,966

2017

$4,807 (+3.0%)

$295,880 + $97,083

$392,963

2016

$4,669 (−0.6%)

$295,880 + $97,083

$392,963

2015

$4,696 (−0.1%)

$290,079 + $95,180

$385,259

2014

$4,703 (+1.2%)

$280,126 + $91,915

$372,041

2012

$4,648 (+2.9%)

$278,860 + $91,500

$370,360

2011

$4,517 (+0.8%)

$273,393 + $89,706

$363,099

2010

$4,481 (+0.4%)

$268,033 + $87,948

$355,981

2009

$4,464 (+2.8%)

$266,030 + $87,291

$353,321

2008

$4,341

$266,662 + $87,499

$354,161

*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

7,437 Sq. Ft.

Year renovated

1963

Sq. Ft.

1,288

Year built

1963

Style

Single Family Residential

County

Los Angeles County

APN

8285011005

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
Driveway, Driveway - Concrete, Garage, Direct Garage Access, Garage - Front Entry
Has Parking
# of Parking Spaces: 2

Interior

Kitchen Information
Appliances: Dishwasher, Garbage Disposal, Trash Compactor
Has Appliances
Area
Granite Counters

Bathroom Information
# of Baths (Full): 2

Cooling Information
Central
Has Cooling

Room Information
All Bedrooms Down, Kitchen, Living Room, Main Floor Bedroom, Main Floor Primary Bedroom, Primary Bathroom, Primary Bedroom, Primary Suite

Fireplace Information
Living Room, Gas Starter, Wood
Has Fireplace

Flooring Information
Wood

Heating Information
Central Furnace
Has Heating

Interior Features
Entry Level: 1
Entry Location: ground
Ceiling Fan
Levels: One
Main Level Bathrooms: 2
Main Level Bedrooms: 4
Security Features: Carbon Monoxide Detector(s), Smoke Detector

Exterior

Exterior Information
Roof: Composition
Fencing: Blockwall
Has Fence
Construction Materials: Block

Exterior Features
Patio And Porch Features: Covered
Has Patio
Pool Features: None

Lot Information
Elevation Units: Feet
Lot Size Source: Assessor's Data
Lot Features: Front Yard, Lawn, Level with Street, Yard

Property Information
Total # of Units: 1
Common Walls: No Common Walls
Direction Faces: Northwest
Parcel Number: 8285011005
Property Condition: Repairs Cosmetic
Total # of Stories: 1
Year Built Source: Appraiser

Financial

Lease / Rental Details
Land Lease

Utilities

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

Location

Multi-Unit Information
# of Units In Community: 1

Neighborhood Information
Community Features: Curbs, Sidewalks, Street Lighting

School Information
Elementary School: Castle Rock
Middle Or Junior School: South Point
High School: Diamond Bar
High School District: Walnut Valley Unified
Elementary School 2: CASROC
Middle Or Junior School 2: SOUPOI2
High School 2: DIABAR

Location Information
Latitude: 33.97793000
Longitude: -117.83695000
Directions: NW/Diamodn Bar Blvd. NE/Fountain Springs
Zoning: LCR171/2

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,288
Stories: —
Lot Size: 7,437 square feet
Style: Single Family Residential
Year Built: 1963
Year Renovated: 1963
County: Los Angeles County
APN: 8285011005

Home facts updated by county records on Aug 31, 2026

Other

Listing Information
Days Active in MLS: 3
Continuous Days Active in MLS: 3

Listing Agent Information
List Agent First Name: Anne
List Agent Last Name: Fong

Listing Office Information
List Office Name: Re/Max Realty 100

Selling Agent Information
Buyer Agent First Name: Estrella
Buyer Agent Last Name: Ramos

Selling Office Information
Buyer Office Name: Berkshire Hathaway Home Srvcs

Around this home

Schools

Evergreen Elementary School

Public K-5 • Assigned • 0.2mi

9/10

Chaparral Middle School

Public 6-8 • Assigned • 1.6mi

10/10

Diamond Bar High School

Public 9-12 • Assigned • 0.3mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

The real estate market is becoming more balanced. Buyers have more inventory, more data, and more time to make informed decisions than they did a year ago. Well-priced homes are still moving quickly, but today’s market rewards preparation, strategy,...
2 months ago • Los Angeles County
Peter Santos
Redfin Premier agent
82 deals
Was this helpful?

Climate risks

1/10 Flood Factor

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

5/10 Fire Factor

3% chance of being in a wildfire in next 30 years

6/10 Heat Factor

7 days above 98° expected this year, 22 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

$813,000 – $984,000

Reach more buyers when you sell with Redfin. Save up to $8,553 in fees. 3 minutes to get started.

Need the cash from your home fast? Sell to .

Nearby similar homes

OPEN SAT, 1PM TO 3PM3D WALKTHROUGH

$1,690,000

4 beds3 baths2,587 sq ft

1515 Sunbluff Dr, Diamond Bar, CA 91765

OPEN SAT, 12PM TO 3PM

$995,000

4 beds2 baths1,521 sq ft

3525 Castle Rock, Diamond Bar, CA 91765

$1,350,000

4 beds3 baths2,252 sq ft

1606 Silver Rain Dr, Diamond Bar, CA 91765

$1,550,000

5 beds3 baths2,984 sq ft

1264 S Lemon, Diamond Bar, CA 91789

$2,750,000

5 beds4.5 baths4,064 sq ft

22737 Timbertop, Diamond Bar, CA 91765

$950,000

5 beds4 baths1,918 sq ft

20316 Flintgate, Diamond Bar, CA 91789

New listings for sale in 91765

OPEN SAT, 1PM TO 3PM

$1,690,000

4 beds3 baths2,587 sq ft

1515 Sunbluff Dr, Diamond Bar, CA 91765

OPEN SAT, 2PM TO 5PM

$538,000

3 beds2 baths1,047 sq ft

800 Grand Ave Unit D1, Diamond Bar, CA 91765

$1,070,000

4 beds2.5 baths1,893 sq ft

24126 Silver Spray, Diamond Bar, CA 91765

3D WALKTHROUGH

$1,150,000

4 beds3 baths1,747 sq ft

1036 Cogburn Ln, Diamond Bar, CA 91765

$1,499,900

4 beds2.5 baths2,344 sq ft

23450 Amberwick Pl, Diamond Bar, CA 91765

RE/MAX 2000 REALTY

OPEN FRI, 12PM TO 2PM

$1,424,998

5 beds3 baths3,203 sq ft

24222 Brookwood Dr, Diamond Bar, CA 91765

Rubio Real Estate

OPEN SAT, 12PM TO 3PM

$770,000

2 beds2.5 baths1,468 sq ft

22915 Colombard Ln #2, Diamond Bar, CA 91765

$479,000

2 beds2 baths940 sq ft

22857 Hilton Head, Diamond Bar, CA 91765

$1,199,900

4 beds4 baths1,810 sq ft

21325 Hipass Dr, Diamond Bar, CA 91765

Home values near 2578 Castle Rock Rd

Data from public records.

Address	Redfin Estimate
2620 Castle Rock Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1280 Sq. Ft.	$924,209
2584 Castle Rock Road, Diamond Bar, CA 4 Beds \| 2 Baths \| 1315 Sq. Ft.	$877,802

Address	Redfin Estimate
2612 Castle Rock Road, Diamond Bar, CA 4 Beds \| - Baths \| 1358 Sq. Ft.	$957,797
2570 Castle Rock Road, Diamond Bar, CA 4 Beds \| 2 Baths \| 1741 Sq. Ft.	$939,041

Address	Redfin Estimate
2606 Castle Rock Road, Diamond Bar, CA 3 Beds \| 2 Baths \| 1300 Sq. Ft.	$990,609
2562 Castle Rock Road, Diamond Bar, CA 4 Beds \| 2 Baths \| 1288 Sq. Ft.	$880,011

Property information provided by CRMLS when last listed in 2017. This data may not match . Learn more.

Download the Redfin App on the Apple App Store

Download the Redfin App from the Google Play Store

Join us

Become an Agent

Get referrals

Careers

Find homes faster

About us

Find us

Subsidiaries

Affiliated Business

Countries

United States

Canada

Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.

Do not sell or share my personal information.

REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.

California DRE #01521930

Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures

New Mexico Real Estate Licenses

TREC: Info About Brokerage Services, Consumer Protection Notice

All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.

Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.

If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.

REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.

GreatSchools Ratings provided by GreatSchools.org.

91709 homes for sale
91765 homes for sale
91789 homes for sale
91766 homes for sale
91768 homes for sale

Houses for rent in Diamond Bar	Agents near me	Irvine, CA homes for sale	Diamond Bar Housing Market
Houses for sale near me	San Diego, CA homes for sale	Fremont, CA homes for sale
Land for sale near me	San Francisco, CA homes for sale	Pasadena, CA homes for sale
Open Houses near me	Los Angeles, CA homes for sale	Diamond Bar Property Records
Condos for sale near me	San Jose, CA homes for sale	CA New Listings

Irvine homes for sale
Pasadena homes for sale
Long Beach homes for sale

About this home

Redfin Estimate

Earn from this home

Market trends in 91765, CA

Sale history for 2578 Castle Rock Rd

Tax history for 2578 Castle Rock 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 2578 Castle Rock Rd

More real estate resources