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$945,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 4 Beds
  • 2 Full Baths
  • 1,554 Sq. Ft.
  • 2 Car Garage
  • Updated 6 hours ago

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Open House: 1:00 PM - 4:00 PM

Sunday 2/15 1:00 PM - 4:00 PM

23426 Clayhorn Drive,Diamond Bar, CA 91765

23426 Clayhorn DriveDiamond BarCA91765

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FIRST TIME ON THE MARKET SINCE 2002! This single-story, single family residence offers 4 bedrooms and 2 bathrooms with a functional floor plan and endless potential. Features include central heat and A/C, a cozy fireplace, and a spacious two-car garage. Situated on a large, flat lot, the backyard is ideal for entertaining with a covered patio, mature fruit trees (Lemon, Orange, Guava and Kumquat trees) and neighborhood skyline view. Located within the desirable Walnut Valley Unified School District. A true fixer-upper and a rare opportunity for buyer's looking to customize and add value in a well-established neighborhood.

Full Property Details for 23426 Clayhorn Dr

General

  • Price: $945,000
  • Status: Active
  • Type: Single Family
  • Source: MRMLS
  • MLS ID: PW26024191
  • Updated: 2/15/2026
  • Days on Market: 2 days
  • Added to Site: 2 day(s) ago

Interior

  • Rooms/Areas: All Bedrooms Down, Family Room, Kitchen
  • Fireplace: Yes
  • Fireplace(s): Family Room
  • Appliances: Dishwasher, Gas Oven, Gas Range, Microwave, Refrigerator

Rooms

Bathrooms

  • Total Bathrooms: 2
  • Full Bathrooms: 2

Bedrooms

  • Total Bedrooms: 4

Other Rooms

  • Laundry: In Garage

Additional Information

  • Pool Description: None
  • Spa Description: None

Exterior

  • Deck/Patio: Concrete, Open Patio

Parking

  • Garage: Yes
  • Garage Spaces: 2
  • Parking: Garage Faces Front

Location

  • County: Los Angeles
  • Driving Directions: S Diamond Bar Blvd and Grand Ave

School Information

  • School District: Walnut Valley Unified
  • Elementary School: QUASUM
  • Middle School: LOBEER
  • High School: WALNUT

Community

  • Community Features: Sidewalks

Heating & Cooling

  • Cooling Type: Central Air
  • Heating Type: Central

Utilities

  • Sewer: Public Sewer
  • Water: Public

Structural Information

  • Structure Type: Single Family Residence
  • Roof: Tile
  • Common Walls: No Common Walls
  • Entry Location: front door
  • Stories/Levels: One
  • Stories Description: One
  • Square Feet: 1,554
  • Sq. Ft. Source: Assessor
  • Year Built: 1974
  • Year Built Source: Public Records

Lot Features

  • Property View: Mountain(s), Neighborhood
  • Lot Size (Acres): 0.1957
  • Lot Size (Sq. Ft.): 8,523
  • Lot Size Source: Assessor
  • Zoning: Lcr 18000*
  • Lot Description: Back Yard, Cul-de-Sac, Front Yard
  • Fencing (Description): Block, Privacy

Financial Considerations

  • Price Per Sq. Ft.: $608.11

Disclosures and Reports

  • Special Conditions: Standard, Trust
  • Inclusions: refrigerator, microwave, stove, dishwasher

Listed by Alta Realty Group CA, Inc., Madalyn Marquez

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Listing agent

— 23426 Clayhorn Dr —

  • Madalyn Marquez

    Alta Realty Group CA, Inc.

562-445-1194

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 23426 Clayhorn Dr

School District:Pomona Unified School District
NameGradesDistance
Armstrong Elementary School
22750 Beaverhead Drive, Diamond Bar, CA 91765
K-61 mi
Lorbeer Middle School
501 South Diamond Bar Boulevard, Diamond Bar, CA 91765
7-80.6 mi
Diamond Ranch High School
100 Diamond Ranch Road, Pomona, CA 91766
9-122 mi
Disclaimer: School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 23426 Clayhorn Dr Get Price Alerts and Save Property

Date
Details
Price
Change
Source
2/13/2026
Listed
$945,000
173.12%
MLS
10/22/2002
Sold
$346,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 23426 Clayhorn Dr

Year
Property Taxes
Change
Tax Assessment
Change
2025
$6,992
11%
$500,811
4%
2023
$6,301
2%
$481,366
2%
2022
$6,202
2%
$471,929
2%
2021
$6,063
—
$462,676
1%
2020
$6,042
-2%
$457,933
2%
2019
$6,189
9%
$448,955
2%
2018
$5,696
2%
$440,153
2%
2017
$5,595
5%
$431,523
2%
2016
$5,345
1%
$423,062
2%
2015
$5,299
1%
$416,708
2%
2014
$5,261
1%
$408,547
—
2013
$5,215
—
$406,702
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Listed by Alta Realty Group CA, Inc., Madalyn Marquez

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23426 Clayhorn Drive, Diamond Bar, CA 91765 (MLS# PW26024191) is a Single Family property with 4 bedrooms and 2 full bathrooms. 23426 Clayhorn Drive is currently listed for $945,000 and was received on February 13, 2026. Want to learn more about 23426 Clayhorn Drive? Do you have questions about finding other Single Family real estate for sale in Diamond Bar? You can browse all Diamond Bar real estate or contact a Coldwell Banker agent to request more information.

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