Los Angeles County property record for 311 E Mariposa St, Altadena, CA 91001 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,799 sqft · built 1945 |
| Lot Size | 0.176 acres (7,676 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $416 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 5835-042-018 |
| Primary APN | 5835-042-018 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,799 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1945 |
|---|---|
| Effective Year Built | Effective 1948 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 7,676 sqft (0.176 acres) |
| Lot Dimensions | 130 ft deep x 60 ft wide |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 311 E MARIPOSA ST |
|---|---|
| City | ALTADENA |
| State | CA |
| Zip | 91001-5135 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MAP 1 ALTADENA LOT COM AT MOST W COR OF LOT 8 TR # 12420 TH NW ON NE LINE OF MARIPOSA ST 129.88 FT TH NE PARALLEL WITH NW LINE OF MARENGO AVE 59.07 FT TH SE TO MOST W COR OF LOT 7 SD TRACT TH SW BEG PART OF LOTS 8 AND LOT 9 BLK 25 |
| Legal Subdivision | MAP #1 OF ALTADENA |
| Legal Tract | 12420 |
| Legal Block | 25 |
| Legal Lot Number | 8 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | PASADENA |
| Census Block Group | 5 |
| Census Block | 5006 |
| Census Tract | 460200 |
Source: Los Angeles County records · APN 5835-042-018
Assessment roll updated May 21, 2026 · Last verified June 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 File |
|---|---|
| Mailing Address | 311 E MARIPOSA ST, ALTADENA, CA 91001-5135 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Borrower in Default |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Jul 09, 2010 |
| Transfer Doc | 0001386886 |
| Record Updated | Sep 20, 2026 |
Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Unified School District | Pasadena Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $416.00 (-74.06%) Homeowner's exemption | $12,726 (-84.5%) Land $12,726 |
| 2023 | $1,604.00 (+2.95%) Homeowner's exemption | $82,098 Land $18,819 Building $63,279 |
| 2022 | $1,558.00 |
Source: FEMA National Flood Hazard Layer, Los Angeles County (06037C), updated September 30, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures