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521 E Las Flores Dr, Altadena

APN 5841-006-016 · map page 5841-006

SingleTax defaultedAssessorGoogle Maps

A 9,652 sq ft residential lot with no building on the tax roll at 521 E Las Flores Dr in Altadena, Los Angeles County (APN 5841-006-016). It burned in the Eaton Fire (2025). It is not in a CAL FIRE hazard zone and outside the FEMA flood zone (zone X). It is zoned R-1-7500 (single-family residence) by Los Angeles County. It is assessed at $11,843, with a yearly tax bill of $728. Property taxes are in default since 2026, with $690 owed.

Size

9,583sqft

Assessed

$11,843

Fire Zone

None

Not in a CAL FIRE zone

Flood Zone

X

Outside flood zone

Taxes

Defaulted

$728/yr bill

Flood

Zone X — AREA OF MINIMAL FLOOD HAZARD

Outside flood zone

Low Risk

Fire

CAL FIRE hazard severity zone

None

Low Risk

Past Fires

1 mapped fire since 2025

Eaton Fire, 2025

High Risk

No mapped hazards

From FEMA flood maps and CAL FIRE hazard zones. Maps can lag; confirm with the county before you buy. What the zones mean: flood, fire.

APN
5841-006-016
Area
Altadena, Los Angeles County
Zoning
R-1-7500 · Single-Family Residence
Assessor Use
Single (0101)

4,446 hrs/yr

Excellent

Summer14.4h
Winter9.9h

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Tax Status
Tax defaulted
Yearly Tax Bill
$728
Year Defaulted
2026
Owed to Redeem
$690

From the LA County Treasurer and Tax Collector's rolls, checked Oct 19, 2026.

↓ 87% decrease2016 → 2025
$90K'16$91K'17$93K'18$95K'19$97K'20$98K'21$100K'22$102K'23$104K'24'25
YearLandImprovementTotal
2025$11,611$0$11,611
2024$17,516$86,420$103,936
2023$17,173$84,726$101,899
2022$16,837$83,065$99,902
2021$16,507$81,437$97,944
2020$16,338$80,602$96,940
2019$16,018$79,022$95,040
2018$15,704$77,473$93,177
2017$15,397$75,954$91,351
2016$15,096$74,465$89,561

Who owns this land?

Talk to a local land agent

An agent who knows land in this area can check zoning, access, water and what nearby lots sold for, and make an offer for you.

Full parcel report · $29

Can you build on it, how do you reach it, and what is it worth? Flood, fire, slope, road access, tax history and nearby sales in one report.

Source: la-county-assessorUpdated: 10/19/2026

Official record: county assessor

All 22 lots on assessor map book 5841, page 006 →