23023 Haddock St, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 23023 Haddock St, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,501 sqft · built 1973
Lot Size	0.159 acres (6,934 sqft)
Owner	Individual Name on File
Last Sale	$783,000 (Jul 2021)
Tax Bill	$11,120 (2025)
Deeds & Mortgages	Jul 2021 Sale & Mortgage Feb 2017 Transfer
Flood Zone	Zone X (minimal risk)
APN	`8718-012-012`

Property Details

APN / Parcel Number

Primary APN	`8718-012-012`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	10 Rooms
Stories	1 Story
Building Area	1,501 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1973
Effective Year Built	Effective 1973
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Wood
Roof Type	Gable
Roof Material	Wood Shingle
Lot Area	6,934 sqft (0.159 acres)
Lot Dimensions	105 ft deep x 64 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	23023 HADDOCK ST
City	DIAMOND BAR
State	CA
Zip	91765-1225
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR18000*
Legal Description	TRACT NO 28134 LOT 63
Legal Subdivision	28134
Legal Tract	28134
Legal Block	2
Legal Lot Number	63
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	2
Census Block	2001
Census Tract	403327

Owner

23023 Haddock St is owned and occupied by an individual who bought it in July 2021.

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

Owner of Record	Individual Name on File
Mailing Address	23023 HADDOCK ST, DIAMOND BAR, CA 91765-1225
Occupancy	Owner Occupied
Owner Type	Individual

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 13, 2021	Grant Deed, Transfer · Conventional Mortgage GENERAL MORTGAGE CAPITAL CORP
Feb 24, 2017	Quit Claim Deed, Transfer Quitclaim

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 13, 2021 · Amount on File
Deed Sale	Jul 13, 2021 · Amount on File
Prior Sale	Sep 23, 1994 · Amount on File
Deed Document Number	20211078462
Prior Transfer Date	Apr 15, 2016
Prior Transfer Doc	0000223312
Record Updated	Oct 29, 2026

July 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Jul 13, 2021
Property Address	23023 HADDOCK ST, DIAMOND BAR, CA 91765-1225
Document Number	0001078462
Map Reference	MB 829 PG 89-92
Instrument Date	Jun 7, 2021
Instrument	21-1078462
Transaction Type	Transfer
Record Updated	Aug 3, 2021
Title Company	CALIFORNIA BEST TITLE

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	Notice of Default Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	23023 HADDOCK ST, DIAMOND BAR, CA 91765-1225

Mortgage

Document Number	0001078463
Date	Jul 13, 2021
Instrument	21-1078463

Lender

Name	GENERAL MORTGAGE CAPITAL CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Aug 1, 2051

February 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Feb 24, 2017
Property Address	23023 HADDOCK ST, DIAMOND BAR, CA 91765-1225
Document Number	0000223312
Instrument Date	Apr 15, 2016
Instrument	223312
Transaction Type	Transfer
Record Updated	Mar 2, 2017

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	23023 HADDOCK ST DIAMOND BAR CA 917651225, DIAMOND BAR, CA 91765-1225

Tax Assessment & Valuation

The 2025 property tax bill for 23023 Haddock St was $11,120 with a homeowner's exemption.

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		$847,541 (+2%) Land $678,034 Building $169,507
2025	$11,120.00 Homeowner's exemption	$830,924 Land $664,740 Building $166,184
2023	$10,030.00 (+1.57%) Homeowner's exemption	$798,660 Land $638,928 Building $159,732
2022	$9,875.00

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

Flood

FEMA maps place 23023 Haddock St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective September 30, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

The area around 23023 Haddock St 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 414 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
AT&T Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks.

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