Los Angeles County property record for 577 Williamson Ave, Los Angeles, CA 90022
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 992 sqft · built 1929 |
| Lot Size | 0.076 acres (3,289 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $1,186 (2025) |
| Deeds & Mortgages | Sep 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 6342-011-023 |
| Primary APN | 6342-011-023 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 992 sqft Living Area |
| Year Built | Built 1929 |
|---|---|
| Effective Year Built | Effective 1929 |
| Architectural Style | Spanish |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Flat |
| Roof Material | Gravel |
| Lot Area | 3,289 sqft (0.076 acres) |
| Lot Dimensions | 80 ft deep x 40 ft wide |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 577 WILLIAMSON AVE |
|---|---|
| City | LOS ANGELES |
| State | CA |
| Zip | 90022-2733 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCR305 |
| Legal Description | TRACT NO 5445 SE 80 FT (EX OF ST) OF LOT 419 |
| Legal Subdivision | 5445 |
| Legal Tract | 5445 |
| Legal Block | 2 |
| Legal Lot Number | 419 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | SOUTH GATE-EAST LOS ANGELES |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 530302 |
577 Williamson Ave is owner-occupied and held in a trust since July 2009.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 577 WILLIAMSON AVE, LOS ANGELES, CA 90022-2733 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jul 12, 2009 |
| Transfer Doc | 0001050020 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 577 WILLIAMSON AVE, LOS ANGELES, CA 90022-2733 |
| Document Number | 0000938525 |
| Instrument Date | Sep 3, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Sep 19, 2019 |
| Title Company | TICOR TITLE RIVERSIDE |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 577 WILLIAMSON AVE LOS ANGELES CA 900222733, LOS ANGELES, CA 90022-2733 |
| Document Number | 0000938525 |
|---|---|
| Date | Sep 11, 2019 |
| Instrument | 938525 |
| Name | ATHAS CAP |
|---|---|
| Type | Funding / Finance Company |
| Address | AGOURA HILLS, CA 91301 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Sep 10, 2049 |
The 2025 property tax bill for 577 Williamson Ave was $1,186 with a homeowner's exemption.
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Unified School District | Montebello Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $39,689 (+1.98%) Land $21,469 Building $18,220 | |
| 2025 | $1,186.00 Homeowner's exemption | $38,917 Land $21,051 Building $17,866 |
| 2023 | $1,088.00 (+2.54%) Homeowner's exemption | $37,408 Land $20,235 Building $17,173 |
| 2022 | $1,061.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 577 Williamson Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 30, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 577 Williamson Ave has no burnable land within ember reach, so its wildfire risk is not rated.
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 | CALIFORNIA WATER SERVICE CO. - ELA private · serves 142,140 people · EPA ID CA1910036 |
|---|---|
| Water Source | Purchased surface water from METROPOLITAN WATER DIST. OF SO. CAL. |
| Last State Inspection | Dec 2024 |
| Lead | Under 1 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| 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 1,255 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: GeoLinks, Sonic Telecom, T-Mobile.
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