Los Angeles County property record for 2947 Marengo Ave, Altadena, CA 91001
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 990 sqft · built 1951 |
| Lot Size | 0.188 acres (8,182 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $1,970 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 5833-022-004 |
| Primary APN | 5833-022-004 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 990 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 1951 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Gravel |
| Lot Area | 8,182 sqft (0.188 acres) |
| Lot Dimensions | 152 ft deep x 54 ft wide |
| Garage Type | Detached |
| Heating System | Floor/Wall Furnace |
|---|---|
| Water Source | Commercial |
| Street Address | 2947 MARENGO AVE |
|---|---|
| City | ALTADENA |
| State | CA |
| Zip | 91001-4817 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCR175 |
| Legal Description | TRACT # 7074 SW 42 FT OF LOT 3 MEASURED AT R/A TO SW LINE OF SD LOT AND THAT PART NE OF A LINE PARALLEL WITH AND DIST NE AT R/A 55 FT FROM SW LINE OF LOT 4 |
| Legal Subdivision | 7074 |
| Legal Tract | 7074 |
| Legal Block | 5 |
| Legal Lot Number | 3 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | PASADENA |
| Census Block Group | 5 |
| Census Block | 5001 |
| Census Tract | 460200 |
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 | 2 Company Names on Record |
|---|---|
| Mailing Address | 2947 MARENGO AVE, ALTADENA, CA 91001-4817 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Dec 7, 2015 |
| Transfer Doc | 0001555311 |
| Record Updated | Sep 20, 2026 |
Source: Los Angeles County assessment roll, as of May 21, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Unified School District | Pasadena Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $1,970.00 (-6.06%) Homeowner's exemption | $126,326 (-6.36%) Land $74,429 Building $51,897 |
| 2023 | $2,097.00 (+3.2%) Homeowner's exemption | $134,912 Land $79,489 Building $55,423 |
| 2022 | $2,032.00 |
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
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | None beyond 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 | LINCOLN AVENUE WATER CO. private · serves 8,721 people · EPA ID CA1910063 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Aug 2022 |
| Lead | Under 1 ppb (2026–2028) 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 715 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, 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, T-Mobile.
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