OFF MARKET

Off market apr 2020 for $665K

$982,342

Est. refi paymentEst. refi $5,447/mo

•

1,724

sq ft

3517 Castle Rock Rd, Diamond Bar, CA 91765

About this home

Priced right and ready for new owners! This lovingly maintained, 2 story charmer is located in the highly desirable Walnut Valley Unified School District. 4 total bedrooms (2 downstairs and 2 upstairs), 1 full bath (bathtub/shower) downstairs and a 3/4 bath upstairs (shower only). This property has been well maintained and occupied by members of the same Family since 1972. Kitchen has been upgraded with granite counters, newer fixtures and wood flooring. Downstairs bath has granite counters and modern tub. Backyard is perfect for entertaining with built in spa, fire pit, custom hardscape, grass and mature fruit trees (avocado, orange and lime. ) Modern dual pane windows throughout! Property is close to shopping, freeway access and schools (Castle Rock Elementary, South Pointe Jr. High and Diamond Bar High. Buyer to verify room count and sq. footage.

Single-familyProperty Type

1963Year Built

7,667 sq ftLot Size

$570Est. Price/Sq.Ft.

2 car garageParking

Listed by Brad Lindenberg •DRE #01230990 • Coldwell Banker Tri-Counties R

Bought with RICHARD BAHRUTH •DRE #01412006 • RE/MAX MASTERS REALTY

Redfin checked: 2 minutes ago

•Source:CRMLS #TR20007910

Redfin Estimate

$982,342

$317K since sold in April 2020$27K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.8% higher than the average sale price ($965K) 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 OCT 31, 2025
$948,880
B
4 beds2 baths1,662 sq ft
3702 Crooked Creek Dr, Diamond Bar, CA 91765
SOLD SEP 17, 2026
$930,000
C
3 beds2 baths1,300 sq ft
2726 Castle Rock, Diamond Bar, CA 91765
SOLD JUL 31, 2026
$875,000
D
3 beds2 baths1,300 sq ft
21245 Cold Spg, 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 OCT 16, 2025
$1,030,000
F
4 beds2 baths1,688 sq ft
2624 Crooked Creek Dr, Diamond Bar, CA 91765

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Earn from this home

Sell

$464,037

Est. take-home

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Refinance

Est. cash available

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Rent

$3,272/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
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22922 Dry Crk, Diamond Bar, CA 91765
OPEN SUN, 3PM TO 5PM
$1,499,900
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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
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2145 Indian Crk, Diamond Bar, CA 91765
RE/MAX Galaxy
See all

Provided by Redfin

Sale history for 3517 Castle Rock Rd

Date

Event

Price

CRMLS #TR20007910

Apr 16, 2020

Sold

$665,000

$386/sq ft

Mar 2, 2020

Contingent

—

Feb 13, 2020

Price Changed

$675,000

$392/sq ft

Jan 12, 2020

Listed

$685,000

$397/sq ft

Jan 12, 2020

Listed

$675,000

$392/sq ft

Priced right and ready for new owners! This lovingly maintained, 2 story charmer is located in the highly desirable Walnut Valley Unified School District. 4 total bedrooms (2 downstairs and 2 upstairs), 1 full bath (bathtub/shower) downstairs and a 3/4 bath upstairs (shower only). This property has been well maintained and occupied by members of the same Family since 1972. Kitchen has been upgraded with granite counters, newer fixtures and wood flooring. Downstairs bath has granite counters and modern tub. Backyard is perfect for entertaining with built in spa, fire pit, custom hardscape, grass and mature fruit trees (avocado, orange and lime.) Modern dual pane windows throughout! Property is close to shopping, freeway access and schools (Castle Rock Elementary, South Pointe Jr. High and Diamond Bar High. Buyer to verify room count and sq. footage.

Year

Property tax

Land + Additions

Assessment*

2025

$9,469 (+5.4%)

$545,945 + $181,324

$727,269

2024

$8,987 (+3.6%)

$545,945 + $181,324

$727,269

2023

$8,675 (+2.1%)

$535,241 + $177,769

$713,010

2022

$8,495 (+1.9%)

$524,747 + $174,284

$699,031

2021

$8,339 (+427.9%)

$514,458 + $170,867

$685,325

2020

$1,580 (+1.6%)

$504,371 + $167,517

$671,888

2019

$1,554 (+7.8%)

$22,836 + $62,068

$84,904

2018

$1,441 (+3.9%)

$22,389 + $60,851

$83,240

2017

$1,388 (+4.1%)

$21,520 + $58,489

$80,009

2016

$1,333 (−0.3%)

$21,520 + $58,489

$80,009

2015

$1,337 (+5.6%)

$21,099 + $57,343

$78,442

2014

$1,266 (+2.2%)

$20,376 + $55,376

$75,752

2012

$1,239 (+3.0%)

$20,284 + $55,126

$75,410

2011

$1,202 (+1.2%)

$19,887 + $54,046

$73,933

2010

$1,188 (+1.8%)

$19,498 + $52,987

$72,485

2009

$1,167 (+3.7%)

$19,353 + $52,591

$71,944

2008

$1,125

$19,399 + $52,716

$72,115

Tax history for 3517 Castle Rock Rd

Year

Property tax

Land + Additions

Assessment*

2025

$9,469 (+5.4%)

$545,945 + $181,324

$727,269

2024

$8,987 (+3.6%)

$545,945 + $181,324

$727,269

2023

$8,675 (+2.1%)

$535,241 + $177,769

$713,010

2022

$8,495 (+1.9%)

$524,747 + $174,284

$699,031

2021

$8,339 (+427.9%)

$514,458 + $170,867

$685,325

2020

$1,580 (+1.6%)

$504,371 + $167,517

$671,888

2019

$1,554 (+7.8%)

$22,836 + $62,068

$84,904

2018

$1,441 (+3.9%)

$22,389 + $60,851

$83,240

2017

$1,388 (+4.1%)

$21,520 + $58,489

$80,009

2016

$1,333 (−0.3%)

$21,520 + $58,489

$80,009

2015

$1,337 (+5.6%)

$21,099 + $57,343

$78,442

2014

$1,266 (+2.2%)

$20,376 + $55,376

$75,752

2012

$1,239 (+3.0%)

$20,284 + $55,126

$75,410

2011

$1,202 (+1.2%)

$19,887 + $54,046

$73,933

2010

$1,188 (+1.8%)

$19,498 + $52,987

$72,485

2009

$1,167 (+3.7%)

$19,353 + $52,591

$71,944

2008

$1,125

$19,399 + $52,716

$72,115

*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

7,667

Year renovated

2021

Sq. Ft.

1,724

Year built

1963

Style

Single Family Residential

County

Los Angeles County

APN

8714016003

Parking Spaces

Basement

Accessible

HOA Dues

—

Garage

Yes

Features

Views

Last updated by owner on Feb 3, 2022.

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
Garage
Has Parking
# of Parking Spaces: 2

Interior

Laundry Information
Has Laundry
In Garage

Bathroom Information
# of Baths (Full): 2

Cooling Information
Central
Has Cooling

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

Fireplace Information
Family Room
Has Fireplace

Heating Information
Central Furnace
Has Heating

Interior Features
Entry Level: 1
Entry Location: 1
Levels: Two
Main Level Bathrooms: 1
Main Level Bedrooms: 2
Spa Features: Heated, In Ground
Has Spa

Exterior

Exterior Information
Structure Type: House

Exterior Features
Pool Features: None

Lot Information
Elevation Units: Feet
Lot Size Source: Assessor's Data
Lot Features: 0-1 Unit/Acre

Property Information
Total # of Units: 1
Common Walls: No Common Walls
Parcel Number: 8714016003
Total # of Stories: 2
Has View
Year Built Source: Assessor

Financial

Assesments Information
Assessments: Unknown

Utilities

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

Location

Neighborhood Information
Community Features: Gutters, Sidewalks, Street Lighting, Suburban

School Information
High School: Diamond Bar
High School District: Walnut Valley Unified
High School 2: DIABAR

Location Information
Latitude: 33.96484100
Longitude: -117.85034000
Directions: Brea Canyon to copper Canyon to Castle Rock.
Zoning: LCR17500*

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,724
Stories: —
Parking Spaces: 2
Basement: No
Accessible: No
Lot Size: 7,667 square feet
Style: Single Family Residential
Year Built: 1963
Year Renovated: 2021
County: Los Angeles County
APN: 8714016003
HOA Dues: —
Garage: Yes
Features: Views

Home facts updated by owner on Feb 3, 2022

Other

Listing Information
Days Active in MLS: 47
Continuous Days Active in MLS: 47

Listing Agent Information
List Agent First Name: Brad
List Agent Last Name: Lindenberg

Listing Office Information
List Office Name: Coldwell Banker Tri-Counties R

Selling Agent Information
Buyer Agent First Name: RICHARD
Buyer Agent Last Name: BAHRUTH

Selling Office Information
Buyer Office Name: RE/MAX MASTERS REALTY

Around this home

Schools

Castle Rock Elementary School

Public K-5 • Assigned • 0.6mi

10/10

South Pointe Middle School

Public 6-8 • Assigned • 1.8mi

10/10

Diamond Bar High School

Public 9-12 • Assigned • 1.3mi

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

6% chance of being in a wildfire in next 30 years

6/10 Heat Factor

7 days above 99° expected this year, 21 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

13 unhealthy days expected this year, 14 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

$934,000 – $1.13M

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Home values near 3517 Castle Rock Rd

Data from public records.

Address	Redfin Estimate
3528 Castle Rock Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1521 Sq. Ft.	$1,127,021
3510 Castle Rock Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1700 Sq. Ft.	$924,621

Address	Redfin Estimate
3522 Castle Rock Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1700 Sq. Ft.	$1,030,970
3502 Castle Rock Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1527 Sq. Ft.	$874,978

Address	Redfin Estimate
3516 Castle Rock Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1521 Sq. Ft.	$895,831
3480 Castle Rock Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1448 Sq. Ft.	$890,268

Property information provided by CRMLS when last listed in 2020. This data may not show owner updates. 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 3517 Castle Rock Rd

Tax history for 3517 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 3517 Castle Rock Rd

More real estate resources