20740 Timberline Ln, Diamond Bar (Walnut), CA 91789 Property Records

Los Angeles County property record for 20740 Timberline Ln, Diamond Bar, CA 91789 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	3 Beds
Bathrooms	3 Baths
Year Built	Built 1989
Square Footage	1,546 sqft Living Area
Lot Size	6,147 sqft (0.141 acres)
Occupancy	Owner Occupied
Last Sale	$719,000 (2020)
Tax Bill	$10,540.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`8765-009-045`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Building Area	1,546 sqft Living Area

Exterior

Year Built	Built 1989
Effective Year Built	Effective 1989
Construction Type	Wood Construction
Lot Area	6,147 sqft (0.141 acres)
Depth X Width	110 ft x 55 ft Depth x Width

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Central Heating

Location & Zoning

Street Address	20740 TIMBERLINE LN
City	WALNUT
State	CA
Zip	91789-4078
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	TR=45268 LOT 40
Legal Subdivision	45268
Legal Tract	45268
Legal Block	1
Legal Lot Number	40
Jurisdiction	LOS ANGELES CA
Minor Civil Division	EAST SAN GABRIEL VALLEY
Census Blockgroup	1
Census Block	1001
Census Tract	403305

Owner

Source: Los Angeles County records · APN 8765-009-045

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	20740 TIMBERLINE LN, WALNUT, CA 91789-4078
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	May 07, 2020 · Amount on Record
Deed Sale	May 07, 2020 · Amount on Record
Prior Sale	Dec 14, 2012 · Amount on Record
Deed Doc Number	2020502084
Prior Transfer Date	Mar 12, 2003
Prior Transfer Doc	0001354081
Record Refreshed	Sep 20, 2026

May 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	May 07, 2020
Property Address	20740 TIMBERLINE LN, DIAMOND BAR, CA 91789-4078
Document Number	0000502084
Instrument Date	Apr 11, 2020
Instrument	502084
Transaction Type	Transfer
Record Updated	May 13, 2020
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NAT'L TITLE ORANGE CN

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$791.00
Amount Accuracy	Full Value
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	20740 TIMBERLINE LN DIAMOND BAR CA 917894078, DIAMOND BAR, CA 91789-4078

Mortgage

Document Number	502085
Date	May 07, 2020
Instrument	502085

Lender

Name	NAVY FCU
Type	Credit Union
Address	VIENNA, VA 22180

Agreement

Type	Conventional Mortgage with Private Mortgage Insurance (PMI)
Amount	Amount Recorded
Term	360 Months
Due	May 06, 2050

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	$10,540.00 (+7.14%)	$785,890 (+4.04%) Land $576,240 Building $209,650
2023	$9,838.00 (+2.17%)	$755,375 Land $553,865 Building $201,510
2022	$9,629.00