Los Angeles County property record for 531 E Mariposa St, Altadena, CA 91001 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,255 sqft · built 1964 |
| Lot Size | 0.309 acres (13,444 sqft) |
| Owner | Company Name on File |
| Last Sale | $202,000 (Jul 1995) |
| Tax Bill | $3,953 (2025) |
| Deeds & Mortgages | Jun 2026 Line of Credit Jan 2023 Transfer + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 5840-004-031 |
| Primary APN | 5840-004-031 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 2,255 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Gravel |
| Lot Area | 13,444 sqft (0.309 acres) |
| Lot Dimensions | 107 ft deep x 125 ft wide |
| Heating System | Central |
|---|
| Street Address | 531 E MARIPOSA ST |
|---|---|
| City | ALTADENA |
| State | CA |
| Zip | 91001-2208 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MAP 1 ALTADENA 0.31 MORE OR LESS AC COM NW ON NE LINE OF MARIPOSA ST 75 FT FROM MOST W COR OF LOT 12 TR NO 20201 TH NW ON SD NE LINE 105 FT TH N 20 4947 E 112 FT TH S 68 5720 E 48.5 FT TH N OF VAC ST AND PART OF LOT BLK 13 |
| Legal Subdivision | MAP 1 ALTADENA |
| Legal Tract | 20201 |
| Legal Block | 13 |
| Legal Lot Number | 12 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | PASADENA |
| Census Block Group | 4 |
| Census Block | 4006 |
| Census Tract | 460200 |
Source: Los Angeles County records · APN 5840-004-031
Assessment roll updated May 21, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 531 E MARIPOSA ST, ALTADENA, CA 91001-2208 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Life Tenant |
| Date | Document |
|---|---|
| Jun 09, 2026 | Deed of Trust, Mortgage · Line of Credit LOGIX FEDERAL CREDIT UNION |
| Jan 06, 2023 | Intrafamily Transfer, Transfer |
| Jan 29, 2021 | Deed of Trust, Mortgage · Conventional Mortgage WATER & POWER COMMUNITY CU |
| Jan 29, 2021 | Deed of Trust, Mortgage · Conventional Mortgage WATER & POWER COMMUNITY CU |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 21, 1995 · Amount on Record |
| Deed Sale | Jul 21, 1995 · Amount on Record |
| Deed Document Number | 19951189878 |
| Last Transfer Date | Jan 06, 2023 |
| Transfer Doc | 0000011207 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Jun 09, 2026 |
| Property Address | 531 E MARIPOSA ST, ALTADENA, CA 91001-2208 |
| Document Number | 0000423041 |
| Instrument Date | Jun 03, 2026 |
| Instrument | 2026423041 |
| Transaction Type | Mortgage |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Name | Verified Name |
|---|---|
| Relationship | Life Tenant, 269 |
| Address | 531 E MARIPOSA ST, ALTADENA, CA 91001-2208 |
| Document Number | 0000423041, |
|---|---|
| Date | Jun 09, 2026 |
| Instrument | 2026423041 |
| Name | LOGIX FEDERAL CREDIT UNION |
|---|
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | Jun 25, 2041 |
| Rate Type | Balloon |
|---|---|
| Rate | 5.72% |
| Initial Type | Balloon |
| Max Rate | -1% |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Jan 06, 2023 |
| Property Address | 531 E MARIPOSA ST, ALTADENA, CA 91001-2208 |
| Document Number | 0000011207 |
| Map Reference | MB 16 PG 45&46 |
| Instrument Date | Jan 06, 2023 |
| Instrument | 23-0011207 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 531 E MAI POSA ST, ALTADENA, CA 91001-2208 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 531 E MARIPOSA ST, ALTADENA, CA 91001-2208 |
| Transaction Type | Mortgage |
| Record Updated | Feb 08, 2021 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Address | 531 E MARIPOSA ST, ALTADENA, CA 91001-2208 |
| Document Number | 0000168682 |
|---|---|
| Date | Jan 29, 2021 |
| Instrument | 21-0168682 |
| Name | WATER & POWER COMMUNITY CU |
|---|---|
| Type | Credit Union |
| Address | LOS ANGELES, CA 90012 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 01, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 531 E MARIPOSA ST, ALTADENA, CA 91001-2208 |
| Transaction Type | Mortgage |
| Record Updated | Feb 08, 2021 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Address | 531 E MARIPOSA ST, ALTADENA, CA 91001-2208 |
| Document Number | 0000168683 |
|---|---|
| Date | Jan 29, 2021 |
| Instrument | 21-0168683 |
| Name | WATER & POWER COMMUNITY CU |
|---|---|
| Type | Credit Union |
| Address | LOS ANGELES, CA 90012 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 01, 2051 |
Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified August 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 | $3,953.00 (-9.73%) Homeowner's exemption | $301,994 (-6.36%) Land $181,648 Building $120,346 |
| 2023 | $4,379.00 (+3.35%) Homeowner's exemption | $322,521 Land $193,994 Building $128,527 |
| 2022 | $4,237.00 |
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.
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