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17 W Loma Alta Dr, Altadena

APN 5831-008-019 · map page 5831-008

SingleCurrentAssessorGoogle Maps

A 9,909 sq ft residential lot with no building on the tax roll at 17 W Loma Alta Dr in Altadena, Los Angeles County (APN 5831-008-019). It burned in the Eaton Fire (2025). It is in a High 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 $512,681, with a yearly tax bill of $6,539. Property taxes are not in default.

Size

10,019sqft

Assessed

$512,681

Fire Zone

High

CAL FIRE

Flood Zone

X

Outside flood zone

Taxes

Current

$6,539/yr bill

Flood

Zone X — AREA OF MINIMAL FLOOD HAZARD

Outside flood zone

Low Risk

Fire

CAL FIRE hazard severity zone

High

High Risk

Past Fires

1 mapped fire since 2025

Eaton Fire, 2025

High Risk

Check before buying

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
5831-008-019
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
Type
Soboba
Drainage
Excessively drained
Capability
Class 4e
Farmland
Not prime farmland

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Annual Averages

Avg Temp

65°F

Avg High

76°F

Avg Low

53°F

Rainfall

23.2in/yr

Tax Status
Current
Yearly Tax Bill
$6,539

From the LA County Treasurer and Tax Collector's rolls, checked Oct 21, 2026.

↓ 23% decrease2016 → 2025
$650K'16$693K'17$706K'18$902K'19$920K'20$930K'21$948K'22$967K'23$986K'24$503K'25
YearLandImprovementTotal
2025$502,629$0$502,629
2024$758,113$228,351$986,464
2023$743,249$223,874$967,123
2022$728,676$219,485$948,161
2021$714,389$215,182$929,571
2020$707,064$212,976$920,040
2019$693,200$208,800$902,000
2018$468,224$238,266$706,490
2017$459,044$233,595$692,639
2016$432,000$218,000$650,000

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 17 lots on assessor map book 5831, page 008 →