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.
Sold for $960,000
Listed by: Alta Realty Group CA, Inc. • Madalyn Marquez • Contact: 888-504-5327
Bought with: Pinnacle Real Estate Group
$960,000
23426 Clayhorn Dr, Diamond Bar, CA 91765
4beds
1,554sqft
Single Family Residence
Built in 1974
8,523 Square Feet Lot
$951,700 Zestimate®
$618/sqft
$3,913 Estimated rent
Home value
$951,700
$866,000 - $1.05M
$3,913/mo
Zestimate® history
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List your homeWhat's special
Cozy fireplaceLarge flat lotSpacious two-car garageNeighborhood skyline viewFunctional floor planCovered patio
Zillow last checked:
Listing updated:
Listed by:
Madalyn Marquez DRE #02073068 562-445-1194,
Alta Realty Group CA, Inc.
Bought with:
ARTHUR HUANG, DRE #01856494
Pinnacle Real Estate Group
Source: CRMLS,MLS#: PW26024191
Originating MLS: California Regional MLS
Originating MLS: California Regional MLSFacts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 2
- Full bathrooms: 2
- Main level bathrooms: 2
- Main level bedrooms: 4
Rooms
- Room types: Bedroom, Family Room, Kitchen
Bedroom
- Features: All Bedrooms Down
Kitchen
- Features: Kitchen Island, Kitchen/Family Room Combo
Heating
- Central
Cooling
- Central Air
Appliances
- Included: Dishwasher, Gas Oven, Gas Range, Microwave, Refrigerator
- Laundry: In Garage
Features
- All Bedrooms Down
- Has fireplace: Yes
- Fireplace features: Family Room
- Common walls with other units/homes: No Common Walls
Interior area
- Total interior livable area: 1,554 sqft
Property
Parking
- Total spaces: 2
- Parking features: Garage Faces Front
- Attached garage spaces: 2
Features
- Levels: One
- Stories: 1
- Entry location: front door
- Patio & porch: Concrete, Open, Patio
- Pool features: None
- Spa features: None
- Fencing: Block,Privacy
- Has view: Yes
- View description: Mountain(s), Neighborhood
Lot
- Size: 8,523 Square Feet
- Features: Back Yard, Cul-De-Sac, Front Yard
Details
- Parcel number: 8717019042
- Zoning: Lcr 18000*
- Special conditions: Standard,Trust
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Materials
- Roof: Tile
Condition
- New construction: No
- Year built: 1974
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
Community & HOA
Community
- Features: Sidewalks
Location
- Region: Diamond Bar
Financial & listing details
- Price per square foot: $618/sqft
- Tax assessed value: $510,826
- Date on market: 2/13/2026
- Cumulative days on market: 23 days
- Listing terms: Conventional
- Inclusions: refrigerator, microwave, stove, dishwasher
Price history
| Date | Event | Price |
|---|---|---|
| 3/31/2026 | Sold | $960,000+1.6%$618/sqft |
Source:  CRMLS #PW26024191 Report a problem | ||
| 3/23/2026 | Pending sale | $945,000$608/sqft |
Source: CRMLS #PW26024191 Report a problem | ||
| 3/11/2026 | Contingent | $945,000$608/sqft |
Source: CRMLS #PW26024191 Report a problem | ||
| 3/6/2026 | Listed for sale | $945,000$608/sqft |
Source: CRMLS #PW26024191 Report a problem | ||
| 2/20/2026 | Contingent | $945,000$608/sqft |
Source: CRMLS #PW26024191 Report a problem | ||
| 2/13/2026 | Listed for sale | $945,000+173.1%$608/sqft |
Source: CRMLS #PW26024191 Report a problem | ||
| 7/9/2022 | Listing removed | -- |
Source: Zillow Rental Manager Report a problem | ||
| 7/7/2022 | Listed for rent | $3,250$2/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 10/22/2002 | Sold | $346,000+3.6%$223/sqft |
Source: Public Record Report a problem | ||
| 8/7/2002 | Sold | $334,000+26%$215/sqft |
Source: Public Record Report a problem | ||
| 7/13/2001 | Sold | $265,000+55.9%$171/sqft |
Source: Public Record Report a problem | ||
| 4/27/1994 | Sold | $170,000$109/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2026 | -- | $510,826 +2% |
| 2025 | $6,992 +8.8% | $500,811 +2% |
| 2024 | $6,425 +2% | $490,992 +2% |
| 2023 | $6,301 +1.6% | $481,366 +2% |
| 2022 | $6,202 +2.3% | $471,929 +2% |
| 2021 | $6,063 +0.4% | $462,676 +1% |
| 2020 | $6,042 | $457,933 +2% |
| 2019 | $6,042 +6.1% | $448,955 +2% |
| 2018 | $5,696 | $440,153 +2% |
| 2017 | $5,696 +1.8% | $431,523 +2% |
| 2016 | $5,595 +4.7% | $423,062 +1.5% |
| 2015 | $5,345 +1.6% | $416,708 +2% |
| 2014 | $5,261 | $408,547 +2.5% |
| 2012 | -- | $398,728 +2% |
| 2011 | -- | $390,911 +0.8% |
| 2010 | -- | $387,990 -0.2% |
| 2009 | -- | $388,913 +2% |
| 2008 | -- | $381,288 +2% |
| 2007 | -- | $373,813 +2% |
| 2006 | -- | $366,484 |
| 2005 | -- | $366,484 +4% |
| 2004 | -- | $352,255 +1.9% |
| 2003 | -- | $345,800 +30.5% |
| 2002 | -- | $265,000 +41% |
| 2000 | -- | $187,992 |
Find assessor info on the county website
Neighborhood: 91765
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Nearby schools
GreatSchools rating
- 5/10Armstrong Elementary SchoolGrades: K-6Distance: 1 mi
- 5/10Lorbeer Middle SchoolGrades: 7-8Distance: 0.6 mi
- 8/10Diamond Ranch High SchoolGrades: 9-12Distance: 2 mi
Schools provided by the listing agent
- Elementary: Quail Summit
- Middle: Lorbeer
- High: Walnut
Source: CRMLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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Estimated market value
$951,700
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Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
Estimated market value
$951,700
- California
- Los Angeles County
- Diamond Bar
- 91765
- 23426 Clayhorn Dr
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