3719 castle rock Rd, Diamond Bar, CA 91765

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Off market jan 2007 for $570K

$1,020,864

Est. refi paymentEst. refi $2,477/mo

•

— ba

•

2,164

sq ft

3719 castle rock Rd, Diamond Bar, CA 91765

About this home

Move in condition. Bright & Airy on this 2 story home in S. Diamond Bar. 2 Bed, 1 Bath upstairs & 2 Bed 1 Bath Dn/stair. 1 Bath Dn/stair is totally remodeled like new. All interior wall, ceiling & Cabinets are freshly painted. Newer wood floor & carpet throughout. Water softener, Central air & Beautiful backyard w/ good size of swimming pool. Garage converted into 1 Bed Rm & 3/4 Bath- Approx. 420 sqf with permit. This property is being sold in it present "AS IS" Condition. Must see IN-PERSON to Appreciate!

Single-familyProperty Type

1963Year Built

7,986 sq ftLot Size

$472Est. Price/Sq.Ft.

2 spacesParking

Listed by Steven Chan • L T Realty

Bought with

Redfin checked: a few seconds ago

•Source:CRMLS #H654028

Redfin Estimate

$1,020,864

$451K since sold in January 2007$12K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.3% higher than the average sale price ($979K) of 5 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 28, 2026
$1,110,000
C
4 beds2 baths2,108 sq ft
3147 Fallow Fld, Diamond Bar, CA 91765
SOLD SEP 17, 2026
$930,000
D
3 beds2 baths1,300 sq ft
2726 Castle Rock, Diamond Bar, CA 91765
SOLD JUL 31, 2026
$875,000
E
3 beds2 baths1,300 sq ft
21245 Cold Spg, Diamond Bar, CA 91765

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Earn from this home

Sell

$745,473

Est. take-home

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Refinance

Est. cash available

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Rent

$3,291/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 3719 castle rock Rd

Year

Property tax

Land + Additions

Assessment*

2025

$10,122 (+5.8%)

$610,937 + $158,861

$769,798

2024

$9,565 (+3.5%)

$610,937 + $158,861

$769,798

2023

$9,241 (+2.1%)

$598,958 + $155,747

$754,705

2022

$9,050 (+1.6%)

$587,214 + $152,694

$739,908

2021

$8,908 (−10.4%)

$575,700 + $149,700

$725,400

2020

$9,942 (+16.9%)

$564,412 + $146,765

$711,177

2019

$8,504 (+4.3%)

$558,625 + $245,220

$803,845

2018

$8,150 (+4.8%)

$547,672 + $136,912

$684,584

2017

$7,777 (+3.0%)

$526,406 + $131,597

$658,003

2016

$7,549 (−0.6%)

$526,406 + $131,597

$658,003

2015

$7,595 (+0.2%)

$516,085 + $129,017

$645,102

2014

$7,580 (+17.1%)

$497,000 + $124,000

$621,000

2012

$6,472 (+2.4%)

$413,800 + $103,400

$517,200

2011

$6,323

$413,800 + $103,400

$517,200

2010

$6,319 (+0.5%)

$413,800 + $103,400

$517,200

2009

$6,287 (−9.7%)

$413,800 + $103,400

$517,200

2008

$6,967

$413,800 + $103,400

$517,200

Tax history for 3719 castle rock Rd

Year

Property tax

Land + Additions

Assessment*

2025

$10,122 (+5.8%)

$610,937 + $158,861

$769,798

2024

$9,565 (+3.5%)

$610,937 + $158,861

$769,798

2023

$9,241 (+2.1%)

$598,958 + $155,747

$754,705

2022

$9,050 (+1.6%)

$587,214 + $152,694

$739,908

2021

$8,908 (−10.4%)

$575,700 + $149,700

$725,400

2020

$9,942 (+16.9%)

$564,412 + $146,765

$711,177

2019

$8,504 (+4.3%)

$558,625 + $245,220

$803,845

2018

$8,150 (+4.8%)

$547,672 + $136,912

$684,584

2017

$7,777 (+3.0%)

$526,406 + $131,597

$658,003

2016

$7,549 (−0.6%)

$526,406 + $131,597

$658,003

2015

$7,595 (+0.2%)

$516,085 + $129,017

$645,102

2014

$7,580 (+17.1%)

$497,000 + $124,000

$621,000

2012

$6,472 (+2.4%)

$413,800 + $103,400

$517,200

2011

$6,323

$413,800 + $103,400

$517,200

2010

$6,319 (+0.5%)

$413,800 + $103,400

$517,200

2009

$6,287 (−9.7%)

$413,800 + $103,400

$517,200

2008

$6,967

$413,800 + $103,400

$517,200

*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

7,533 Sq. Ft.

Year renovated

1964

Sq. Ft.

1,724

Year built

1963

Style

Single Family Residential

County

Los Angeles County

APN

8714016016

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Aug 30, 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 Carport Spaces: 2
Direct Garage Access, See Remarks
Has Parking
# of Parking Spaces: 2

Interior

Laundry Information
Has Laundry
Gas Dryer Hookup, See Remarks

Kitchen Information
Appliances: Built-In, Electric Cooking, Garbage Disposal, Water Softener
Has Appliances
Area, Formal Dining Room

Cooling Information
Central
Has Cooling

Room Information
Bonus Room, Living Room, Walk-In Closet

Fireplace Information
Living Room
Has Fireplace

Flooring Information
Carpet, Wood

Heating Information
Forced Air
Has Heating

Interior Features
Levels: Two

Exterior

Exterior Information
Roof: See Remarks

Exterior Features
Patio And Porch Features: Deck, Roof Top
Has Patio
Pool Features: In Ground
Has Pool

Lot Information
Lot Size Source: Assessor's Data
Lot Features: Lot 6500-9999

Property Information
Total # of Units: 1
Living Area Source: Assessor's Data
Parcel Number: 8714016016
Attached Property

Financial

Assesments Information
Assessments: Unknown

Utilities

Utilities Information
Water Source: District/Public

Location

Multi-Unit Information
# of Units In Community: 1

Location Information
Latitude: 33.96264300
Longitude: -117.85146500

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,724
Stories: —
Lot Size: 7,533 square feet
Style: Single Family Residential
Year Built: 1963
Year Renovated: 1964
County: Los Angeles County
APN: 8714016016

Home facts updated by county records on Aug 30, 2026

Other

Listing Information
Days Active in MLS: 48
Continuous Days Active in MLS: 48

Listing Agent Information
List Agent First Name: Steven
List Agent Last Name: Chan

Listing Office Information
List Office Name: Transciti Mortgage & Realty

Around this home

Schools

Castle Rock Elementary School

Public K-5 • Assigned • 0.8mi

10/10

South Pointe Middle School

Public 6-8 • Assigned • 2.0mi

10/10

Diamond Bar High School

Public 9-12 • Assigned • 1.5mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

3/10 Flood Factor

Estimated 10-14% 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

$970,000 – $1.17M

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Home values near 3719 castle rock Rd

Data from public records.

Address	Redfin Estimate
3625 Castle Rock Rd, Diamond Bar, CA 3 Beds \| - Baths \| 1488 Sq. Ft.	$912,656
3645 Castle Rock Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1448 Sq. Ft.	$875,703

Address	Redfin Estimate
3631 Castle Rock Rd, Diamond Bar, CA 4 Beds \| - Baths \| 1724 Sq. Ft.	$940,515
3705 Castle Rock Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1724 Sq. Ft.	$949,748

Address	Redfin Estimate
3637 Castle Rock Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1724 Sq. Ft.	$875,279
3711 Castle Rock Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1521 Sq. Ft.	$862,289

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 3719 castle rock Rd

Tax history for 3719 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 3719 castle rock Rd

More real estate resources