20775 Timberline Ln, Diamond Bar (Walnut), CA 91789 Property Records

Los Angeles County property record for 20775 Timberline Ln, Diamond Bar, CA 91789 · Last verified June 2026

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,306 sqft · built 1989
Lot Size	0.105 acres (4,584 sqft)
Owner	Individual Name on File
Last Sale	$460,000 (Dec 2010)
Tax Bill	$8,194 (2025)
Deeds & Mortgages	May 2022 Line of Credit Feb 2022 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`8765-009-069`

Property Details

APN / Parcel Number

Primary APN	`8765-009-069`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Building Area	1,306 sqft Living Area

Exterior

Year Built	Built 1989
Effective Year Built	Effective 1989
Construction Type	Wood
Lot Area	4,584 sqft (0.105 acres)
Lot Dimensions	105 ft deep x 44 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	20775 TIMBERLINE LN
City	WALNUT
State	CA
Zip	91789-4079
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TR=45268 LOT 64
Legal Subdivision	45268
Legal Tract	45268
Legal Block	1
Legal Lot Number	64
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	1
Census Block	1004
Census Tract	403305

Owner

Source: Los Angeles County records · APN 8765-009-069

Assessment roll updated May 21, 2026 · Last verified June 2026

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

Owner of Record	Individual Name on File
Mailing Address	12599 PARKE CIR, RANCHO CUCAMONGA, CA 91739-2377
Owner Type	Individual
Vesting	Single Person

Deeds, Mortgages & Sale History

Date	Document
May 03, 2022	Deed of Trust, Mortgage · Line of Credit BANNER BANK
Feb 15, 2022	Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC
Apr 30, 2018	Deed of Trust, Mortgage · Line of Credit WFB NA

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Dec 02, 2010 · Amount on Record
Deed Sale	Dec 02, 2010 · Amount on Record
Prior Sale	Nov 14, 2003 · Amount on Record
Deed Document Number	20101767698
Last Transfer Date	Aug 09, 2016
Transfer Doc	0000967615
Record Updated	Sep 20, 2026

May 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	20775 TIMBERLINE LN, DIAMOND BAR, CA 91789-4079
Transaction Type	Mortgage
Record Updated	May 11, 2022
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	20775 TIMBERLINE LN, WALNUT, CA 91789-4079

Mortgage

Document Number	0000480035
Date	May 03, 2022
Instrument	22-0480035

Lender

Name	BANNER BANK
Type	Bank
Address	RANCHO CUCAMONGA, CA 91739

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

February 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	20775 TIMBERLINE LN, DIAMOND BAR, CA 91789-4079
Transaction Type	Mortgage
Record Updated	Mar 02, 2022
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	12599 PARKE CIR, RANCHO CUCAMONGA, CA 91739-2377

Mortgage

Document Number	0000181952
Date	Feb 15, 2022
Instrument	22-0181952

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 01, 2052

April 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	20775 TIMBERLINE LN, DIAMOND BAR, CA 91789-4079
Document Number	0000459346
Instrument Date	Apr 30, 2018
Transaction Type	Mortgage
Record Updated	May 18, 2018
Title Company	OTHER

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	12599 PARKE CIR RANCHO CUCAMONGA CA 917392377, RANCHO CUCAMONGA, CA 91739-2377

Mortgage

Document Number	0000459346
Date	May 09, 2018
Instrument	459346

Lender

Name	WFB NA
Address	SIOUX FALLS, SD 57104

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	May 08, 2048

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified June 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

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

Year	Tax Bill	Assessed Value
2025	$8,194.00 (+8.52%)	$589,327 (+4.04%) Land $437,259 Building $152,068
2023	$7,551.00 (+2.22%) Homeowner's exemption	$566,445 Land $420,281 Building $146,164
2022	$7,387.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Los Angeles County (06037C), updated September 30, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 265 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Spectrum	Cable	1,000 / 1,000
Starlink	Satellite (low-earth orbit)	280 / 30

May also be available at this address: Verizon, T-Mobile USA, Frontier, Spectrum, California Internet. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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