Los Angeles County property record for 21035 Stonybrook Dr, Walnut, CA 91789 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 3 Baths |
| Year Built | Built 1988 |
| Square Footage | 2,859 sqft Living Area |
| Lot Size | 27,611 sqft (0.634 acres) |
| Last Sale | $543,000 (2001) |
| Tax Bill | $10,406.00 (2025) |
| Primary APN | 8709-061-030 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,859 sqft Living Area |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Construction Type | Wood Construction |
| Lot Area | 27,611 sqft (0.634 acres) |
| Depth X Width | 180 ft x 81 ft Depth x Width |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Street Address | 21035 STONYBROOK DR |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-5013 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | TR=40716 LOT 30 |
| Legal Subdivision | 40716 |
| Legal Tract | 40716 |
| Legal Block | 3 |
| Legal Lot Number | 30 |
| Jurisdiction | LOS ANGELES CA |
| Minor Civil Division | EAST SAN GABRIEL VALLEY |
| Census Blockgroup | 3 |
| Census Block | 3001 |
| Census Tract | 403403 |
Source: Los Angeles County records · APN 8709-061-030
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 | Company Name on File |
|---|---|
| Mailing Address | 21035 STONYBROOK DR, WALNUT, CA 91789-5013 |
| Owner Type | Owner is a Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Apr 18, 2001 · Amount on Record |
| Deed Sale | Apr 18, 2001 · Amount on Record |
| Deed Doc Number | 2001651030 |
| Last Transfer Date | Mar 20, 2009 |
| Transfer Doc | 0000818837 |
| Record Refreshed | Sep 20, 2026 |
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 | $10,406.00 (+8.07%) | $774,909 (+4.04%) Land $387,099 Building $387,810 |
| 2023 | $9,629.00 (+2.01%) | $744,819 Land $372,068 Building $372,751 |
| 2022 | $9,439.00 |
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