Los Angeles County property record for 10033 Mattock Ave, Downey, CA 90240
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,801 sqft · built 1954 |
| Lot Size | 0.236 acres (10,270 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $525,000 (Sep 2014) |
| Tax Bill | $8,110 (2025) |
| Deeds & Mortgages | Jul 2019 Mortgage Nov 2020 Mortgage |
| Flood Zone | Zone X (reduced by levee) |
| APN | 6391-015-014 |
| Primary APN | 6391-015-014 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,801 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1954 |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Wood Shingle |
| Lot Area | 10,270 sqft (0.236 acres) |
| Lot Dimensions | 135 ft deep x 76 ft wide |
| Heating System | Central |
|---|
| Street Address | 10033 MATTOCK AVE |
|---|---|
| City | DOWNEY |
| State | CA |
| Zip | 90240-3528 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | DOR110 |
| Legal Description | TRACT # 18006 LOT 33 |
| Legal Subdivision | 18006 |
| Legal Tract | 18006 |
| Legal Block | 2 |
| Legal Lot Number | 33 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | DOWNEY-NORWALK |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 550502 |
Source: Los Angeles County records, as of May 21, 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 | 8280 FLORENCE AVE, 260, DOWNEY, CA 90240-3950 |
| Owner Type | Individual |
| Vesting | Sole Owner |
| Date | Document |
|---|---|
| Jul 31, 2019 | Deed of Trust, Mortgage · Conventional Mortgage SUMMIT MORTGAGE CORP |
| Nov 9, 2020 | Deed of Trust, Mortgage · Conventional Mortgage SUMMIT MORTGAGE CORP |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 16, 2014 · Amount on Record |
| Deed Sale | Sep 16, 2014 · Amount on Record |
| Prior Sale | Jul 5, 2012 · Amount on Record |
| Deed Document Number | 2014975328 |
| Prior Transfer Date | Mar 18, 2005 |
| Prior Transfer Doc | 0000673112 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 10033 MATTOCK AVE, DOWNEY, CA 90240-3528 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | STEWART TITLE OF CA INC |
| Name | Verified Name |
|---|
| Document Number | 0000755530 |
|---|---|
| Date | Jul 31, 2019 |
| Instrument | 19-0755530 |
| Name | SUMMIT MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | MINNEAPOLIS, MN 55441 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 1, 2049 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 10033 MATTOCK AVE, DOWNEY, CA 90240-3528 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | STEWART TITLE OF CA INC |
| Name | Verified Name |
|---|---|
| Address | 8202 FLORENCE AVE 201, 201, DOWNEY, CA 90240-3937 |
| Document Number | 0001418030 |
|---|---|
| Date | Nov 9, 2020 |
| Instrument | 20-1418030 |
| Name | SUMMIT MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | MINNEAPOLIS, MN 55441 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 1, 2050 |
Source: Los Angeles County assessment roll, as of May 21, 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 |
|---|---|---|
| 2025 | $8,110.00 (+5.07%) | $630,959 (+4.04%) Land $454,173 Building $176,786 |
| 2023 | $7,719.00 (+5.25%) | $606,460 Land $436,538 Building $169,922 |
| 2022 | $7,334.00 |
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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