466 E Mariposa St, Altadena, CA 91001 Property Records

Los Angeles County property record for 466 E Mariposa St, Altadena, CA 91001

Property Summary

Property TypeSingle Family Home
Details7 bd · 3 ba · 5,640 sqft · built 1895
Lot Size1.27 acres (55,594 sqft)
Owner2 Company Names on Record
Last Sale$395,000 (Dec 2003)
Tax Bill$8,706 (2025)
Deeds & MortgagesMar 2018 Transfer
Flood ZoneZone X (minimal risk)
APN5840-007-007

Property Details

APN / Parcel Number

Primary APN5840-007-007

Interior

Bedrooms7 Beds
Full Baths3 Baths
Total Rooms15 Rooms
Stories2 Stories
Building Area5,640 sqft Living Area
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1895
Effective Year BuiltEffective 1898
Architectural StyleConventional
Construction TypeWood
Roof TypeGable
Lot Area55,594 sqft
Lot Dimensions315 ft deep x 176 ft wide

Utilities, Heating & Cooling

Heating SystemCentral

Location & Zoning

Street Address466 E MARIPOSA ST
CityALTADENA
StateCA
Zip91001-2207
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeLCR110
Legal DescriptionMAP 1 ALTADENA SE 72 FT OF LOT 7 AND ALL OF LOT 8 BLK 23
Legal SubdivisionALTADENA MAP #1
Legal Block23
Legal Lot Number7,8
JurisdictionLOS ANGELES CA
Township / Civil DivisionPASADENA
Census Block Group3
Census Block3001
Census Tract461100

Owner

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 Record2 Company Names on Record
Mailing Address4843 SAUNDERS AVE, LOOMIS, CA 95650-9010
OccupancyOwner Occupied
Owner TypeCompany
VestingBorrower in Default

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleDec 22, 2003 · Amount on Record
Deed SaleDec 22, 2003 · Amount on Record
Deed Document Number20033835841
Last Transfer DateNov 9, 2012
Transfer Doc0000248152
Record UpdatedSep 20, 2026

March 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionLOS ANGELES CA
Recording DateMar 15, 2018
Property Address466 E MARIPOSA ST, ALTADENA, CA 91001-2207
Document Number0000248152
Instrument DateNov 9, 2012
Instrument248152
Transaction TypeTransfer
Record UpdatedMar 28, 2018
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipPersonal Trust
Address466 E MARIPOSA ST ALTADENA CA 910012207, ALTADENA, CA 91001-2207

Tax Assessment & Valuation

Source: Los Angeles County assessment roll, as of May 21, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyLos Angeles County
Unified School DistrictPasadena Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2025$8,706.00 (-46.32%) Homeowner's exemption$724,684 (-46.43%) Land $724,684
2023$16,219.00 (+3.52%) Homeowner's exemption$1,352,797 Land $1,082,241 Building $270,556
2022$15,668.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective September 30, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies1 in force
Nearby Flood Claims1 (1986)
Claims Outside the SFHA1 of 1
Most Recent ClaimMar 1986 · river or lake flooding

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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 97% of the US · lower than 97.8% of California
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemRUBIO CANON LAND & WATER ASSOCIATION
private · serves 6,646 people · EPA ID CA1910140
Water SourceSurface water
Last State InspectionSep 2022
LeadUnder 1 ppb (2023–2025)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 544 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · Fixed Wireless, DSL in parts of the area
5,000 / 5,000
Spectrum
Cable
1,000 / 1,000
Verizon
Fixed Wireless
300 / 20
T-Mobile
Fixed Wireless
100 / 20

May also be available: GeoLinks.

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