3441 Monterosa Dr, Altadena, CA 91001 Property Records

Los Angeles County property record for 3441 Monterosa Dr, Altadena, CA 91001

Property Summary

Property Type	Single Family Home
Details	5 bd · 3 ba · 2,480 sqft · built 1964
Lot Size	0.255 acres (11,092 sqft)
Owner	2 Individual Names on Record
Tax Bill	$4,822 (2025)
Deeds & Mortgages	Nov 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`5842-024-047`

Property Details

APN / Parcel Number

Primary APN	`5842-024-047`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Total Rooms	13 Rooms
Building Area	2,480 sqft Living Area

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1964
Construction Type	Wood
Lot Area	11,092 sqft (0.255 acres)

Utilities, Heating & Cooling

Cooling System	Central
Heating Fuel	Solar

Location & Zoning

Street Address	3441 MONTEROSA DR
City	ALTADENA
State	CA
Zip	91001-1432
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR17500*
Legal Description	TR=27580 LOT 16
Legal Subdivision	27580
Legal Tract	27580
Legal Block	3
Legal Lot Number	16
Jurisdiction	LOS ANGELES CA
Township / Civil Division	PASADENA
Census Block Group	3
Census Block	3000
Census Tract	460200

Owner

Source: Los Angeles County records, as of August 25, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	3441 MONTEROSA DR, ALTADENA, CA 91001-1432
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Oct 26, 2016
Transfer Doc	0001419746
Record Updated	Oct 29, 2026

November 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	3441 MONTEROSA DR, ALTADENA, CA 91001-1432
Transaction Type	Mortgage
Record Updated	Jan 28, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3441 MONTEROSA DR, ALTADENA, CA 91001-1432

Mortgage

Document Number	0001505920
Date	Nov 23, 2020
Instrument	20-1505920

Lender

Name	HOME POINT FINANCIAL CORPORATION
Type	Mortgage Company
Address	PARSIPPANY, NJ 07054

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Dec 1, 2050

Tax Assessment & Valuation

Source: Los Angeles County assessment roll, as of August 25, 2026

Property Jurisdictions

Type	Name
State	California
County	Los Angeles County
Unified School District	Pasadena Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$377,759 (+2%) Land $158,126 Building $219,633
2025	$4,822.00 (-9.6%) Homeowner's exemption	$370,353 (-6.36%) Land $155,026 Building $215,327
2024	$5,334.00 (+2.85%)
2023	$5,186.00 (+3.39%) Homeowner's exemption	$395,524 Land $165,562 Building $229,962
2022	$5,016.00

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 Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	1 (1978)
Most Recent Claim	Feb 1978 · tidal / storm surge

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 Risk	Extreme above 97.3% of the US · above 86% of California
Wildfire Likelihood	2% 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.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

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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