24324 Delta Dr, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 24324 Delta Dr, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 3,253 sqft · built 1986
Lot Size	0.248 acres (10,799 sqft)
Owner	Individual Name on File
Last Sale	$975,000 (Apr 2020)
Tax Bill	$14,013 (2025)
Deeds & Mortgages	Dec 2020 Mortgage Apr 2020 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`8713-047-004`

Property Details

APN / Parcel Number

Primary APN	`8713-047-004`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Building Area	3,253 sqft Living Area

Exterior

Year Built	Built 1986
Effective Year Built	Effective 1986
Construction Type	Wood
Lot Area	10,799 sqft (0.248 acres)
Lot Dimensions	174 ft deep x 62 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	24324 DELTA DR
City	DIAMOND BAR
State	CA
Zip	91765-4306
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCRPD20000
Legal Description	TR=42559 LOT 4
Legal Subdivision	42559
Legal Tract	42559
Legal Block	3
Legal Lot Number	4
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	3
Census Block	3002
Census Tract	403324

Owner

24324 Delta Dr is owned and occupied by an individual who bought it in April 2020.

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

Owner of Record	Individual Name on File
Mailing Address	24324 DELTA DR, DIAMOND BAR, CA 91765-4306
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Surviving Spouse

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
Dec 10, 2020	Deed of Trust, Mortgage · Conventional Mortgage NMSI INC
Apr 10, 2020	Grant Deed, Transfer · Conventional Mortgage NMSI INC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 10, 2020 · Amount on File
Deed Sale	Apr 10, 2020 · Amount on File
Deed Document Number	2020403868
Prior Transfer Date	Nov 20, 2001
Prior Transfer Doc	0002419338
Record Updated	Oct 29, 2026

December 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	24324 DELTA DR, DIAMOND BAR, CA 91765-4306
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	WFG NATIONAL TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	24324 DELTA DR, DIAMOND BAR, CA 91765-4306

Mortgage

Document Number	0001624804
Date	Dec 10, 2020
Instrument	20-1624804

Lender

Name	NMSI INC
Type	Mortgage Company
Address	LOS ANGELES, CA 90010

Agreement

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

April 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Apr 10, 2020
Property Address	24324 DELTA DR, DIAMOND BAR, CA 91765-4306
Document Number	0000403868
Map Reference	MB 1032 PG 69&72
Instrument Date	Apr 3, 2020
Instrument	20-0403868
Transaction Type	Transfer
Record Updated	Sep 22, 2021
Title Company	OLD REPUBLIC TITLE COMPANY

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	Community Property with Right of Survivorship
Address	24324 DELTA DR, DIAMOND BAR, CA 91765-4306

Mortgage

Document Number	0000403869
Date	Apr 10, 2020
Instrument	20-0403869

Lender

Name	NMSI INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	May 1, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 24324 Delta Dr was $14,013.

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	Walnut Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,087,625 (+2%) Land $587,318 Building $500,307
2025	$14,013.00 Homeowner's exemption	$1,066,300 Land $575,802 Building $490,498
2023	$13,002.00 (+2.23%) Homeowner's exemption	$1,024,896 Land $553,444 Building $471,452
2022	$12,718.00

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

Flood

FEMA maps place 24324 Delta 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

Wildfire risk around 24324 Delta Dr is low, with a 0.03% annual chance of wildfire.

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

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.03% annual chance
Exposure	None beyond 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 154 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 50
T-Mobile Fixed Wireless	100 / 20

May also be available: Verizon.

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