23357 Stirrup Dr, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 23357 Stirrup Dr, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,708 sqft · built 1975
Lot Size	0.199 acres (8,682 sqft)
Owner	2 Company Names on Record
Tax Bill	$4,129 (2025)
Deeds & Mortgages	Nov 2023 Transfer Nov 2023 Transfer
Flood Zone	Zone X (minimal risk)
APN	`8717-013-026`

Property Details

APN / Parcel Number

Primary APN	`8717-013-026`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	11 Rooms
Stories	1 Story
Building Area	1,708 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1975
Effective Year Built	Effective 1975
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Wood
Roof Type	Gable
Roof Material	Wood Shingle
Lot Area	8,682 sqft (0.199 acres)
Lot Dimensions	142 ft deep x 60 ft wide
Garage Type	Attached

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Water Source	Commercial

Location & Zoning

Street Address	23357 STIRRUP DR
City	DIAMOND BAR
State	CA
Zip	91765-2042
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR18000*
Legal Description	TRACT NO 31140 LOT 49
Legal Subdivision	31140
Legal Tract	31140
Legal Block	1
Legal Lot Number	49
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	1
Census Block	1017
Census Tract	403319

Owner

Source: Los Angeles County records, as of May 21, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Company Names on Record
Mailing Address	6038 OCEAN TERRACE DR, RANCHO PALOS VERDES, CA 90275-5755
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Date	Document
Nov 17, 2023	Affidavit of Death of Trustee, Transfer
Nov 17, 2023	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Nov 10, 2023
Transfer Doc	0000799676
Record Updated	Sep 20, 2026

November 2023: Affidavit of Death of Trustee, Transfer

Document Type	Affidavit of Death of Trustee
Jurisdiction	LOS ANGELES CA
Recording Date	Nov 17, 2023
Property Address	23357 STIRRUP DR, DIAMOND BAR, CA 91765-2042
Document Number	0000799676
Map Reference	MB 830 PG 70-74
Instrument Date	Nov 7, 2023
Instrument	23-0799676
Transaction Type	Transfer
Record Updated	Dec 6, 2023

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	6038 OCEAN TERRACE DR, RANCHO PALOS VERDES, CA 90275-5755

November 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	Nov 17, 2023
Property Address	23357 STIRRUP DR, DIAMOND BAR, CA 91765-2042
Document Number	0000799677
Map Reference	MB 830 PG 70-74
Instrument Date	Nov 7, 2023
Instrument	23-0799677
Transaction Type	Transfer
Record Updated	Dec 6, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	6038 OCEAN TERRACE DR, RANCHO PALOS VERDES, CA 90275-5755

Tax Assessment & Valuation

Source: Los Angeles County assessment roll, as of May 21, 2026

Property Jurisdictions

Type	Name
State	California
County	Los Angeles County
Municipality	Diamond Bar City
Unified School District	Pomona Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2025	$4,129.00 (+14.89%)	$252,103 (+4.04%) Land $67,730 Building $184,373
2023	$3,594.00 (+3.07%)	$242,314 Land $65,100 Building $177,214
2022	$3,487.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective September 30, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	WALNUT VALLEY WATER DISTRICT serves 100,941 people · EPA ID CA1910234
Water Source	Purchased surface water from several systems
Last State Inspection	Jun 2023
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 428 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 1,000

May also be available: Frontier, T-Mobile, Verizon.

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