23316 Stirrup Dr, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 23316 Stirrup Dr, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,881 sqft · built 1975
Lot Size	0.29 acres (12,629 sqft)
Owner	2 Trust Names on File
Last Sale	$700,000 (Dec 2017)
Tax Bill	$10,795 (2025)
Deeds & Mortgages	Jul 2026 Sale Oct 2018 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`8717-017-034`

Property Details

APN / Parcel Number

Primary APN	`8717-017-034`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	12 Rooms
Stories	2 Stories
Building Area	1,881 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	12,629 sqft (0.29 acres)
Lot Dimensions	175 ft deep x 72 ft wide
Garage Type	Attached

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Water Source	Commercial

Location & Zoning

Street Address	23316 STIRRUP DR
City	DIAMOND BAR
State	CA
Zip	91765-2041
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR18000*
Legal Description	TRACT NO 31140 LOT 101
Legal Subdivision	31140
Legal Tract	31140
Legal Block	1
Legal Lot Number	101
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	1
Census Block	1016
Census Tract	403319

Owner

23316 Stirrup Dr is held in a trust since October 2018.

Source: Los Angeles County records, as of August 25, 2026

Owner of Record	2 Trust Names on File
Mailing Address	1346 CARVIN AVE, ROWLAND HEIGHTS, CA 91748-2330
Owner Type	Company
Vesting	Trust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Jul 21, 2026	Deed, Transfer NONE LISTED ON DOCUMENT
Oct 10, 2018	Quit Claim Deed, Transfer FIDELITY NATIONAL TITLE
Dec 15, 2017	Grant Deed, Transfer · Conventional Mortgage NMSI INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 15, 2017 · Amount on File
Deed Sale	Dec 15, 2017 · Amount on File
Deed Document Number	20171460006
Last Transfer Date	Oct 1, 2018
Transfer Doc	0001029139
Record Updated	Oct 29, 2026

July 2026: Deed, Transfer

Document Type	Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Jul 21, 2026
Property Address	23316 STIRRUP DR, DIAMOND BAR, CA 91765-2041
Document Number	0000533657
Instrument Date	Jun 30, 2026
Instrument	2026533657
Transaction Type	Transfer
Record Updated	Aug 3, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Trust
Address	1346 CARVIN AVE, ROWLAND HEIGHTS, CA 91748-2330

October 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Oct 10, 2018
Property Address	23316 STIRRUP DR, DIAMOND BAR, CA 91765-2041
Document Number	0001029139
Instrument Date	Oct 1, 2018
Instrument	1029139
Transaction Type	Transfer
Record Updated	Oct 22, 2018
Title Company	FIDELITY NATIONAL TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	23316 STIRRUP DR DIAMOND BAR CA 917652041, DIAMOND BAR, CA 91765-2041

December 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Dec 15, 2017
Property Address	23316 STIRRUP DR, DIAMOND BAR, CA 91765-2041
Document Number	0001460006
Map Reference	MB830 PG70-74
Instrument Date	Nov 16, 2017
Instrument	17-1460006
Transaction Type	Transfer
Record Updated	Sep 22, 2021
Title Company	FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	23316 STIRRUP DR, DIAMOND BAR, CA 91765-2041

Mortgage

Document Number	0001460007
Date	Dec 15, 2017
Instrument	17-1460007

Lender

Name	NMSI INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jan 1, 2048

Tax Assessment & Valuation

The 2025 property tax bill for 23316 Stirrup Dr was $10,795.

Source: Los Angeles County assessment roll, as of August 25, 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
2026		$812,404 (+2%) Land $614,411 Building $197,993
2025	$10,795.00	$796,475 Land $602,364 Building $194,111
2023	$9,736.00 (+1.54%)	$765,548 Land $578,974 Building $186,574
2022	$9,588.00

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

Flood

FEMA maps place 23316 Stirrup Dr in Zone X, an area of minimal flood risk.

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

The area around 23316 Stirrup Dr has no burnable land within ember reach, so its wildfire risk is not rated.

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 215 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 1,000
AT&T Fixed Wireless	100 / 20

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

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