24312 Delta Dr, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 24312 Delta Dr, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 3,253 sqft · built 1985
Lot Size	0.238 acres (10,358 sqft)
Owner	2 Individual Names on File
Last Sale	$1,570,000 (Apr 2023)
Tax Bill	$20,764 (2025)
Deeds & Mortgages	Apr 2023 Transfer Apr 2023 Sale
Flood Zone	Zone X (minimal risk)
APN	`8713-047-002`

Property Details

APN / Parcel Number

Primary APN	`8713-047-002`

Interior

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

Exterior

Year Built	Built 1985
Effective Year Built	Effective 1985
Construction Type	Wood
Lot Area	10,358 sqft (0.238 acres)
Lot Dimensions	197 ft deep x 53 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	24312 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 2
Legal Subdivision	42559
Legal Tract	42559
Legal Block	3
Legal Lot Number	2
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	3
Census Block	3002
Census Tract	403324

Owner

24312 Delta Dr is owned by two individuals who bought it in April 2023.

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

Owner of Record	2 Individual Names on File
Mailing Address	260 S 500 E, 632, SALT LAKE CITY, UT 84102-3777
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
Apr 4, 2023	Intrafamily Transfer, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATL TTL ORANGE CNT
Apr 4, 2023	Grant Deed, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATL TTL ORANGE CNT

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 4, 2023 · Amount on File
Deed Sale	Apr 4, 2023 · Amount on File
Prior Sale	Oct 21, 2013 · Amount on File
Deed Document Number	2023211733
Prior Transfer Date	Jun 18, 1993
Prior Transfer Doc	0000321000
Record Updated	Oct 29, 2026

April 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	Apr 4, 2023
Property Address	24312 DELTA DR, DIAMOND BAR, CA 91765-4306
Document Number	0000211732
Map Reference	MB 1032 PG 69-72
Instrument Date	Mar 8, 2023
Instrument	23-0211732
Transaction Type	Transfer
Record Updated	Apr 12, 2023
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATL TTL ORANGE CNT

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	260 S 500 E APT 632, 632, SALT LAKE CITY, UT 84102-3777

April 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Apr 4, 2023
Property Address	24312 DELTA DR, DIAMOND BAR, CA 91765-4306
Document Number	0000211733
Map Reference	MB 1032 PG 69-72
Instrument Date	Feb 27, 2023
Instrument	23-0211733
Transaction Type	Transfer
Record Updated	Apr 12, 2023
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATL TTL ORANGE CNT

Transaction

Amount	Amount 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	Tenants in Common
Address	260 S 500 E APT 632, 632, SALT LAKE CITY, UT 84102-3777

Tax Assessment & Valuation

The 2025 property tax bill for 24312 Delta Dr was $20,764.

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		$1,666,096 (+2%) Land $1,061,208 Building $604,888
2025	$20,764.00	$1,633,428 Land $1,040,400 Building $593,028
2023	$16,165.00 (+2.19%)	$1,290,185 Land $471,299 Building $818,886
2022	$15,818.00

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

Flood

FEMA maps place 24312 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 24312 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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