Los Angeles County property record for 21042 Cornerstone Dr, Walnut, CA 91789 · Last verified June 2026
| Property Type | Residential > Condominium / Townhouse > Condominium |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 3 Baths |
| Architecture Style | Condo/Apartment |
| Year Built | Built 2018 |
| Square Footage | 1,760 sqft Living Area |
| Lot Size | 19,947 sqft (0.458 acres) |
| Last Sale | $685,000 (2018) |
| Tax Bill | $9,545.00 (2025) |
| Primary APN | 8720-047-134 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 1,760 sqft Living Area |
| Year Built | Built 2018 |
|---|---|
| Effective Year Built | Effective 2018 |
| Architectural Style | Condo/Apartment Style |
| Construction Type | Wood Construction |
| Lot Area | 19,947 sqft (0.458 acres) |
| Cooling System | HVAC Cooling |
|---|---|
| Heating System | Central Heating |
| Street Address | 21042 CORNERSTONE DR |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-2571 |
| Property Usage | Residential Property Usage |
| Type | Residential > Condominium / Townhouse > Condominium |
| Legal Description | TR=73294 LOT 44 PH 11 CONDO UNIT 55 (AIRSPACE AND 1/9 INT IN COMMON AREA) |
| Legal Tract | 73294 |
| Legal Block | 2 |
| Legal Lot Number | 44 |
| Jurisdiction | LOS ANGELES CA |
| Minor Civil Division | EAST SAN GABRIEL VALLEY |
| Census Blockgroup | 2 |
| Census Block | 2011 |
| Census Tract | 403402 |
Source: Los Angeles County records · APN 8720-047-134
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 Company Names on File |
|---|---|
| Mailing Address | 1955 DERRINGER LN, DIAMOND BAR, CA 91765-3330 |
| Owner Type | Owner is a Company |
| Vesting | Trustor/Debtor (Borrower in Default/Foreclosure On Trustee's Deed) |
| Date | Document |
|---|---|
| Dec 07, 2018 | Grant Deed, Subdivision Related Transfer FNTG BUILDER SERVICES, FNTG BUILDER SVCS |
| Jan 04, 2019 | Quit Claim Deed, Transfer FNTG BUILDER SERVICES, FNTG BUILDER SVCS |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Dec 07, 2018 · Amount on Record |
| Deed Sale | Dec 07, 2018 · Amount on Record |
| Deed Doc Number | 20181237999 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Dec 07, 2018 |
| Property Address | 21042 CORNERSTONE DR, WALNUT, CA 91789-2571 |
| Document Number | 0001237999 |
| Instrument Date | Nov 29, 2018 |
| Instrument | 1237999 |
| Transaction Type | Subdivision Related Transfer |
| Record Updated | Dec 21, 2018 |
| Title Company | FNTG BUILDER SERVICES, FNTG BUILDER SVCS |
| Amount | Amount Recorded |
|---|---|
| Tax | $753.50 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 21042 CORNERSTONE DR WALNUT CA 917892571, WALNUT, CA 91789-2571 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Jan 04, 2019 |
| Property Address | 21042 CORNERSTONE DR, WALNUT, CA 91789-2571 |
| Document Number | 0000011722 |
| Instrument Date | Mar 06, 2017 |
| Instrument | 11722 |
| Transaction Type | Transfer |
| Record Updated | Jan 16, 2019 |
| Title Company | FNTG BUILDER SERVICES, FNTG BUILDER SVCS |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Association |
| Address | 21042 CORNERSTONE DR WALNUT CA 917892571, WALNUT, CA 91789-2571 |
Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Walnut City |
| Unified School District | Walnut Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $9,545.00 (+7.82%) | $763,790 (+4.04%) Land $456,021 Building $307,769 |
| 2023 | $8,853.00 (+2.13%) | $734,133 Land $438,314 Building $295,819 |
| 2022 | $8,668.00 |
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