Los Angeles County property record for 10056 Mattock Ave, Downey, CA 90240
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 3,088 sqft · built 1954 |
| Lot Size | 0.236 acres (10,299 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $850,000 (Mar 2004) |
| Tax Bill | $15,076 (2025) |
| Deeds & Mortgages | Feb 2018 Transfer Feb 2018 Transfer |
| Flood Zone | Zone X (reduced by levee) |
| APN | 6391-016-008 |
| Primary APN | 6391-016-008 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 3,088 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1971 |
| Architectural Style | Modern |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Gravel |
| Lot Area | 10,299 sqft (0.236 acres) |
| Lot Dimensions | 135 ft deep x 76 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 10056 MATTOCK AVE |
|---|---|
| City | DOWNEY |
| State | CA |
| Zip | 90240-3529 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | DOR110 |
| Legal Description | TRACT # 18006 LOT 47 |
| Legal Subdivision | 18006 |
| Legal Tract | 18006 |
| Legal Block | 2 |
| Legal Lot Number | 47 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | DOWNEY-NORWALK |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 550502 |
Source: Los Angeles County records, as of August 25, 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 Record |
|---|---|
| Mailing Address | 10056 MATTOCK AVE, DOWNEY, CA 90240-3529 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Feb 20, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Feb 20, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 1, 2004 · Amount on Record |
| Deed Sale | Mar 1, 2004 · Amount on Record |
| Prior Sale | Jul 3, 2000 · Amount on Record |
| Deed Document Number | 2004475778 |
| Prior Transfer Date | Mar 15, 1995 |
| Prior Transfer Doc | 0000412115 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Feb 20, 2018 |
| Property Address | 10056 MATTOCK AVE, DOWNEY, CA 90240-3529 |
| Document Number | 0000166285 |
| Instrument Date | Feb 13, 2018 |
| Instrument | 166285 |
| Transaction Type | Transfer |
| Record Updated | Mar 6, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 10056 MATTOCK AVE DOWNEY CA 902403529, DOWNEY, CA 90240-3529 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Feb 20, 2018 |
| Property Address | 10056 MATTOCK AVE, DOWNEY, CA 90240-3529 |
| Document Number | 0000166284 |
| Instrument Date | Feb 13, 2018 |
| Instrument | 166284 |
| Transaction Type | Transfer |
| Record Updated | Mar 6, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 10056 MATTOCK AVE DOWNEY CA 902403529, DOWNEY, CA 90240-3529 |
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Downey City |
| Unified School District | Downey Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,232,679 (+2%) Land $558,332 Building $674,347 | |
| 2025 | $15,076.00 (+5.54%) Homeowner's exemption | $1,208,510 (+4.04%) Land $547,385 Building $661,125 |
| 2023 | $14,285.00 (+5.35%) Homeowner's exemption | $1,161,583 Land $526,130 Building $635,453 |
| 2022 | $13,559.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective September 30, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | DOWNEY - CITY, WATER DEPT. serves 110,556 people · EPA ID CA1910034 |
|---|---|
| Water Source | Groundwater |
| Lead | Under 1 ppb (2021–2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Coliform assessment Feb 2018 |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 486 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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