1528 Emerald Ln, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 1528 Emerald Ln, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	5 bd · 5 ba · 4,425 sqft · built 1998
Lot Size	0.17 acres (7,411 sqft)
Owner	2 Company Names on Record
Last Sale	$527,500 (Dec 1998)
Tax Bill	$10,718 (2025)
Deeds & Mortgages	Jun 2023 Transfer
Flood Zone	Zone X (minimal risk)
APN	`8763-031-003`

Property Details

APN / Parcel Number

Primary APN	`8763-031-003`

Interior

Bedrooms	5 Beds
Full Baths	5 Baths
Building Area	4,425 sqft Living Area

Exterior

Year Built	Built 1998
Effective Year Built	Effective 1998
Construction Type	Wood
Lot Area	7,411 sqft (0.17 acres)

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	1528 EMERALD LN
City	DIAMOND BAR
State	CA
Zip	91765-4043
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR1
Legal Description	TR=52228 LOT 3
Legal Subdivision	52228
Legal Tract	52228
Legal Block	3
Legal Lot Number	3
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	3
Census Block	3017
Census Tract	408707

Owner

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

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

Owner of Record	2 Company Names on Record
Mailing Address	1528 EMERALD LN, DIAMOND BAR, CA 91765-4043
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 30, 1998 · Amount on Record
Deed Sale	Dec 30, 1998 · Amount on Record
Deed Document Number	19982363811
Last Transfer Date	Jun 22, 2023
Transfer Doc	0000415669
Record Updated	Oct 29, 2026

June 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	Jun 26, 2023
Property Address	1528 EMERALD LN, DIAMOND BAR, CA 91765-4043
Document Number	0000415669
Map Reference	MB 1225 PG 7-11
Instrument Date	Jun 22, 2023
Instrument	23-0415669
Transaction Type	Transfer
Record Updated	Jul 11, 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
Relationship	Family Trust
Address	1528 EMERALD LN, DIAMOND BAR, CA 91765-4043

Tax Assessment & Valuation

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		$833,092 (+2%) Land $249,923 Building $583,169
2025	$10,718.00 (+9.31%) Homeowner's exemption	$816,758 (+4.04%) Land $245,023 Building $571,735
2023	$9,805.00 (+2.11%) Homeowner's exemption	$785,044 (+2%) Land $235,509 Building $549,535
2022	$9,602.00 Homeowner's exemption	$769,652 Land $230,892 Building $538,760

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

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

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

Wildfire Risk	Low lower than 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 0.01% 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 254 locations within half a mile, as of December 31, 2025

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

May also be available: AT&T, Frontier, GeoLinks, Verizon.

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