20612 Crestline Dr, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 20612 Crestline Dr, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	4 bd · 4 ba · 3,372 sqft · built 1997
Lot Size	0.175 acres (7,627 sqft)
Owner	Company Name on Record
Last Sale	$1,745,000 (Mar 2025)
Tax Bill	$16,715 (2025)
Deeds & Mortgages	Apr 2018 Transfer
Flood Zone	Zone X (minimal risk)
APN	`8269-091-014`

Property Details

APN / Parcel Number

Primary APN	`8269-091-014`

Interior

Bedrooms	4 Beds
Full Baths	4 Baths
Building Area	3,372 sqft Living Area

Exterior

Year Built	Built 1997
Effective Year Built	Effective 1997
Construction Type	Wood
Lot Area	7,627 sqft (0.175 acres)

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	20612 CRESTLINE DR
City	DIAMOND BAR
State	CA
Zip	91765-4710
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR18000-R
Legal Description	TR=44478 LOT 25
Legal Subdivision	44478
Legal Tract	44478
Legal Block	3
Legal Lot Number	25
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	3
Census Block	3003
Census Tract	408703

Owner

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

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on Record
Mailing Address	3404 E HILLTONIA DR, WEST COVINA, CA 91792-2933
Owner Type	Company
Vesting	Limited Liability Partnership

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 24, 2025 · Amount on Record
Deed Sale	Mar 24, 2025 · Amount on Record
Prior Sale	Sep 6, 2013 · Amount on Record
Deed Document Number	2025184502
Prior Transfer Date	Feb 9, 2018
Prior Transfer Doc	0000365210
Record Updated	Oct 29, 2026

April 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Apr 16, 2018
Property Address	20612 CRESTLINE DR, DIAMOND BAR, CA 91765-4710
Document Number	0000365210
Instrument Date	Feb 9, 2018
Instrument	365210
Transaction Type	Transfer
Record Updated	May 1, 2018
Title Company	ATTORNEY ONLY

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	20612 CRESTLINE DR DIAMOND BAR CA 917654710, DIAMOND BAR, CA 91765-4710

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		$1,779,900 (+34.44%) Land $1,245,930 Building $533,970
2025	$16,715.00 (+5.28%)	$1,323,921 (+4.04%) Land $507,133 Building $816,788
2024	$15,876.00 (+2.8%)
2023	$15,444.00 (+2.43%)	$1,272,514 Land $487,442 Building $785,072
2022	$15,077.00

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 · 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
Community Rating System	Class 6 (20% premium discount)
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

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

Wildfire Risk	Moderate above 54% of the US · lower than 68% of California
Wildfire Likelihood	0.1% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Spectrum Cable	1,000 / 50
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20