20980 Cornerstone Dr, Walnut, CA 91789 Property Records

Los Angeles County property record for 20980 Cornerstone Dr, Walnut, CA 91789 · Last verified June 2026

Property Summary

Property Type	Condominium
Details	4 bd · 3 ba · 1,760 sqft · built 2018
Owner	2 Individual Names on File
Last Sale	$960,000 (Mar 2025)
Tax Bill	$9,586 (2025)
Deeds & Mortgages	Aug 2021 Mortgage Aug 2020 Sale
Flood Zone	Zone X (minimal risk)
APN	`8720-047-101`

Property Details

APN / Parcel Number

Primary APN	`8720-047-101`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Building Area	1,760 sqft Living Area

Exterior

Year Built	Built 2018
Effective Year Built	Effective 2018
Architectural Style	Condo/Apartment
Construction Type	Wood

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Central

Location & Zoning

Street Address	20980 CORNERSTONE DR
City	WALNUT
State	CA
Zip	91789-2567
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Legal Description	TR=73294 LOT 41 PH 6 CONDO UNIT 32 (AIRSPACE AND 1/9 INT IN COMMON AREA)
Legal Tract	73294
Legal Block	2
Legal Lot Number	41
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	2
Census Block	2011
Census Tract	403402

Owner

Source: Los Angeles County records · APN 8720-047-101

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	2 Individual Names on File
Mailing Address	151 REDSTONE DR, WALNUT, CA 91789-2575
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Aug 12, 2021	Deed of Trust, Mortgage · Conventional Mortgage AAA CAPITAL INVESTMENT INC
Aug 24, 2020	Grant Deed, Transfer OLD REPUBLIC TITLE

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Mar 24, 2025 · Amount on Record
Deed Sale	Mar 24, 2025 · Amount on Record
Prior Sale	Aug 24, 2020 · Amount on Record
Deed Document Number	2025183753
Record Updated	Sep 20, 2026

August 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	20980 CORNERSTONE DR, WALNUT, CA 91789-2567
Transaction Type	Mortgage
Record Updated	Aug 19, 2021
Title Company	WFG NATIONAL TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	20980 CORNESTONE DR, WALNUT, CA 91789-2567

Mortgage

Document Number	0001236659
Date	Aug 12, 2021
Instrument	21-1236659

Lender

Name	AAA CAPITAL INVESTMENT INC
Type	Non-Lending Institution
Address	ALHAMBRA, CA 91801

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Sep 01, 2051

August 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Aug 24, 2020
Property Address	20980 CORNERSTONE DR, WALNUT, CA 91789-2567
Document Number	0000984468
Instrument Date	Jun 16, 2020
Instrument	984468
Transaction Type	Transfer
Record Updated	Aug 31, 2020
Title Company	OLD REPUBLIC TITLE

Transaction

Amount	Amount Recorded
Tax	$787.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	20980 COMERSTONE DR WALNUT CA 91789, WALNUT, CA 91789

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	Walnut 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	$9,586.00 (+7.84%) Homeowner's exemption	$773,935 (+4.04%) Land $467,284 Building $306,651
2023	$8,889.00 (+2.15%) Homeowner's exemption	$743,885 Land $449,140 Building $294,745
2022	$8,702.00

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 549 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Frontier	Fiber	7,000 / 7,000
Spectrum	Cable	1,000 / 1,000
Verizon	Fixed Wireless	300 / 20
T-Mobile USA	Fixed Wireless	100 / 20
AT&T	Fixed Wireless	100 / 20
Starlink	Satellite (low-earth orbit)	280 / 30

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

Mobile Coverage

5G and 4G LTE

Nearby Properties on Cornerstone Dr

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures