20611 Crestline Dr, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 20611 Crestline Dr, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	5 bd · 5 ba · 3,537 sqft · built 1996
Lot Size	0.201 acres (8,769 sqft)
Owner	2 Company Names on Record
Last Sale	$1,080,000 (Nov 2007)
Tax Bill	$17,845 (2025)
Deeds & Mortgages	Sep 2017 Transfer
Flood Zone	Zone X (minimal risk)
APN	`8269-091-006`

Property Details

APN / Parcel Number

Primary APN	`8269-091-006`

Interior

Bedrooms	5 Beds
Full Baths	5 Baths
Building Area	3,537 sqft Living Area

Exterior

Year Built	Built 1996
Effective Year Built	Effective 1996
Construction Type	Wood
Lot Area	8,769 sqft (0.201 acres)

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	20611 CRESTLINE DR
City	DIAMOND BAR
State	CA
Zip	91765-4709
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR18000-R
Legal Description	TR=44478 LOT 17
Legal Subdivision	44478
Legal Tract	44478
Legal Block	3
Legal Lot Number	17
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	2 Company Names on Record
Mailing Address	1442 PEPPERTREE DR, LA HABRA HEIGHTS, CA 90631-8521
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 20, 2007 · Amount on Record
Deed Sale	Nov 20, 2007 · Amount on Record
Prior Sale	Apr 24, 2007 · Amount on Record
Deed Document Number	20072579814
Last Transfer Date	Sep 8, 2017
Transfer Doc	0001061000
Record Updated	Oct 29, 2026

September 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Sep 18, 2017
Property Address	20611 CRESTLINE DR, DIAMOND BAR, CA 91765-4709
Document Number	0001061000
Instrument Date	Sep 8, 2017
Instrument	1061000
Transaction Type	Transfer
Record Updated	Sep 27, 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	20611 CRESTLINE DR DIAMOND BAR CA 917654709, DIAMOND BAR, CA 91765-4709

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		$1,446,957 (+2%) Land $737,948 Building $709,009
2025	$17,845.00 (+8.15%)	$1,418,586 (+4.04%) Land $723,479 Building $695,107
2023	$16,500.00 (+2.41%)	$1,363,503 Land $695,387 Building $668,116
2022	$16,111.00

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