Sold
Last Sold Price
4 beds1,521 sqft$434/sqft
3702 Castle Rock Rd, Diamond Bar, CA 91765
Single FamilyProperty Type
7,386 sq ftLot Size
1963Year Built
$434/sq ftPrice per sq ft
2 carsParking Spaces

Description

Unbelievable opportunity and currently the lowest priced single family home available in all of Diamond Bar! Great location with easy access to the 57 & 60 freeway and award winning schools. Single story living that can easily be made into open concept and right around the corner from the newly built Diamond Canyon Park with outdoor gym equipment, dog trails and incredible children’s play area. The yard is your canvas with an abundance of space and privacy to create your playground. Put all the years...Unbelievable opportunity and currently the lowest priced single family home available in all of Diamond Bar! Great location with easy access to the 57 & 60 freeway and award winning schools. Single story living that can easily be made into open concept and right around the corner from the newly built Diamond Canyon Park with outdoor gym equipment, dog trails and incredible children’s play area. The yard is your canvas with an abundance of space and privacy to create your playground. Put all the years of watching HGTV to use with every opportunity to make this your dream home!
  • Listed by: Carole Geronsin DRE #00604118 Brokerage DRE #01986798 • BHHS CA Properties 714-602-3557
  • Listed by: George Geronsin DRE #01435284 Brokerage DRE #01986798 • BHHS CA Properties
Listing closed: 09/20/2021 12:00 AM • Source: CRMLS, MLS#: PW21173537

Recent comparable sales

Median sold price

$999,990

Avg days on market

18

Sale-to-list ratio

101.7%

Diamond Bar, CA

9 comparable properties found

1

$700,000

Sold 11/16/24

4
Bedrooms
2
Bathrooms
1,288
Square Feet
0.19
Acres
2

$750,000

Sold 10/15/25

4
Bedrooms
2
Bathrooms
1,600
Square Feet
0.23
Acres
a view of outdoor space yard and garage
3

$948,880

Sold 10/31/25

4
Bedrooms
1,662
Square Feet
0.18
Acres
a front view of a house with a garden
4

$1,160,000

Sold 04/21/25

4
Bedrooms
1,494
Square Feet
0.18
Acres
a view of an house with backyard space and balcony
5

$1,000,000

Sold 08/05/25

4
Bedrooms
1,556
Square Feet
0.18
Acres
a front view of a house with a garden
6

$1,040,700

Sold 06/03/25

4
Bedrooms
1,288
Square Feet
0.18
Acres
a front view of a house with a garden
7

$980,000

Sold 01/21/26

4
Bedrooms
1,288
Square Feet
0.18
Acres
$999,990 | 21711 Lost River Drive, Diamond Bar, CA 91765
8

$999,990

Sold 03/26/25

4
Bedrooms
1,315
Square Feet
0.20
Acres
a front view of a house with a yard
9

$1,000,000

Sold 09/16/25

4
Bedrooms
1,696
Square Feet
0.25
Acres

Location

Listing Courtesy of BHHS CA Properties, Carole Geronsin, DRE #00604118; BHHS CA Properties, George Geronsin, DRE #01435284

Sold By BHHS CA Properties, Carole Geronsin, DRE #00604118; BHHS CA Properties, George Geronsin, DRE #01435284

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Property Information for 3702 Castle Rock Road

Property Details
  • MLS Type: Residential / Single Family Residence
  • View: None
  • Parking Spaces Total: 2
  • Private Pool: No
  • Cooling Type: None
  • Total Units: 1.0
  • Building Type: Detached
  • Lot Size Source: Assessor
  • Living Area: 1521
  • Assessor Parcel Number: 8714-018-002
  • Property Attached YN: false
  • Common Walls: No Common Walls
  • New Construction: No
  • Fireplace: Yes
  • Pool: No
  • View: No
  • View: No
  • Association: No
  • Association Fee: $.00
  • Zoning: LCR17500*
  • Senior Community: No
  • Parcel Number: 8714018002
  • Area: Diamond Bar (616)
  • Elementary School: Castlerock
  • Middle Or Junior School: South Pointe
  • High School: Diamond Bar
  • High School District: Walnut Valley Unified
  • Directions: 57FWY & Diamond Bar BLVD
Building Information
  • Stories: 1
  • Year Built: 1963
  • Lot Size: 0.17 AC / 7,386 SF
Income / Expense / Tax Details
Income Details
  • Financing: Cash
Tax / Assessment Info
  • Tax Tract Number: 27577
  • Tax Census Tract: 4033.25
  • Tax Lot: 16
Community / Development
Community / Development
  • Assessments YN: No
  • Assessments: None
  • Community Features: Biking, Curbs, Park
Property / Structure Info
Interior Features
  • Room Type: All Bedrooms Down, Kitchen, Living Room, Main Floor Bedroom, Main Floor Master Bedroom, Master Bathroom, Master Bedroom
  • Main Level Bathrooms: 2
  • Main Level Bedrooms: 3
  • Bedroom Features: All Bedrooms Down, Main Floor Bedroom, Main Floor Master Bedroom, Master Bedroom
  • Laundry: Yes
  • Laundry Features: In Garage
  • Laundry Location: Garage
  • Fireplace Features: Living Room
  • Fireplace Rooms: Living Room
  • Fireplace: FP in Living Room
  • Cooling: None
  • Heating Type: Central
  • Heating: Central
  • Heat Equipment: Forced Air Unit
Exterior Features
  • Structure Type: House
  • View Description: None
  • Pool Features: None
  • Pool Description: None
  • Pool: N/K
Land/Lot Info
  • Lot Features: Level with Street, Level, Yard
  • Lease Considered: No
  • Available For Lease: No
  • Land Lease: No
  • Land Lease Type: Fee
  • Topography: Level
  • Levels: One
  • Water: Public
  • Sewer: Public Sewer
  • Sewer/Septic: Public Sewer
  • Water Source: Public
Parking Info
  • Garage Spaces: 2
  • Parking Garage Spaces: 2
  • Carport Spaces: 0
  • Attached Garage: Yes
Property / Structure Info
  • Residential Styles: Detached
  • Residential Unit Location: No Common Walls

Property History for 3702 Castle Rock Road

DateEvent & SourcePriceAppreciation
Sep 20, 2021

Sold

SDMLS #PW21173537

$660,000
Sep 20, 2021

Sold

CLAW #PW21173537MR

$660,000
Sep 20, 2021

Sold

CRMLS #PW21173537

$660,000
DateEvent & SourcePrice
09/20/2021

Sold

SDMLS #PW21173537

$660,000
09/20/2021

Sold

CLAW #PW21173537MR

$660,000
09/20/2021

Sold

CRMLS #PW21173537

$660,000

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 3702 Castle Rock Road

Taxable ValueLand$571,523Additions$142,879Total$714,402
Tax Record2025$9,132 ($761 / month)
Home Facts
Beds3Baths2Total Finished SqFt1,521 SqFtAbove Grade Finished SqFt1,521 SqFtLot Size7,386 SqFtStyleSingle Family ResidenceYear Built1963Year Renovated1963ZoningLCR17500*CountyLOS ANGELESAPN8714-018-002

Schools near 3702 Castle Rock Road

This home is within Walnut Valley Unified School District.
Rating
School
Type
Grades
Distance
Public - K to 5
Public - 6 to 8
Public - 9 to 12
Public - 9 to 12
Rating
School
Distance
Castle Rock Elementary School
PublicK to 5

South Pointe Middle School
Public6 to 8

Diamond Bar High School
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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Nearby home values

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of BHHS CA Properties, Carole Geronsin, DRE #00604118; BHHS CA Properties, George Geronsin, DRE #01435284

Based on information from one of the following Multiple Listing Services: CRMLS, CLAW, I-Tech, ROWMLS, GPSMLS, SDMLS, VCRDS/PFAR, Idyllwild Association of Realtors, Ojai Valley Board of REALTORS and/or AVMLS. Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by CRMLS, CLAW, I-Tech, ROWMLS, GPSMLS, SDMLS, VCRDS/PFAR, Idyllwild Association of Realtors, Ojai Valley Board of REALTORS and/or AVMLS is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.