Los Angeles County property record for 3425 Marengo Ave, Altadena, CA 91001
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 648 sqft · built 1948 |
| Lot Size | 0.228 acres (9,934 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $1,207 (2025) |
| Deeds & Mortgages | Jul 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 5833-001-013 |
| Primary APN | 5833-001-013 |
|---|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 648 sqft Living Area |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 9,934 sqft (0.228 acres) |
| Lot Dimensions | 198 ft deep x 50 ft wide |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 3425 MARENGO AVE |
|---|---|
| City | ALTADENA |
| State | CA |
| Zip | 91001-4041 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCR110 |
| Legal Description | SAN PASCUAL RANCHO 0.23 AC COM AT INTER SECTION OF NW LINE OF MARENGO AVE 40 FT WIDE WITH NE LINE OF TR # 2985 TH NE ON SD NW LINE 50 FT WITH A UNIFORM DEPTH OF 198 FT N 59 3030 W |
| Legal Subdivision | HOWELLS SUBDIVISION |
| Legal Tract | 2985 |
| Legal Block | 1 |
| Legal Lot Number | A |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | PASADENA |
| Census Block Group | 1 |
| Census Block | 1006 |
| Census Tract | 460200 |
3425 Marengo Ave is held in a trust since March 2010.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 3405 MARENGO AVE, ALTADENA, CA 91001-4041 |
| Owner Type | Company |
| Vesting | Trust, Family 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 | Mar 13, 2010 |
| Transfer Doc | 0000454764 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 3425 MARENGO AVE, ALTADENA, CA 91001-4041 |
| Document Number | 0000706567 |
| Instrument Date | Jul 15, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Jul 29, 2019 |
| Title Company | NORTH AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 3405 MARENGO AVE ALTADENA CA 910014041, ALTADENA, CA 91001-4041 |
| Document Number | 0000706567 |
|---|---|
| Date | Jul 19, 2019 |
| Instrument | 706567 |
| Name | LOS ANGELES POLICE CU |
|---|---|
| Type | Credit Union |
| Address | VAN NUYS, CA 91406 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | Jul 18, 2034 |
The 2025 property tax bill for 3425 Marengo Ave was $1,207.
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Unified School District | Pasadena Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $88,104 (+2%) Land $88,104 | |
| 2025 | $1,207.00 | $86,377 Land $86,377 |
| 2023 | $2,155.00 (+3.41%) | $159,645 Land $127,727 Building $31,918 |
| 2022 | $2,084.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 3425 Marengo Ave in Zone X, an area of minimal flood risk, though there have been 6 flood claims nearby since 1995.
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 minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 6 (1995–2023) |
| Claims Outside the SFHA | 6 of 6 |
| Most Recent Claim | Mar 2023 · Severe Winter Storms, Straight-line Winds, Flooding, Landslides, And Mudslides |
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.
Wildfire risk around 3425 Marengo Ave is very high, ranking above 92% of the US, with a 1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Very High above 92% of the US · above 76% of California |
|---|---|
| Wildfire Likelihood | 1% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.
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 | LAS FLORES WATER CO. private · serves 2,211 people · EPA ID CA1910061 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Oct 2025 |
| Lead | Under 1 ppb (2023–2025) 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 290 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
May also be available: GeoLinks, Verizon.
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