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349 Marathon Rd, Altadena

APN 5833-006-024 · map page 5833-006

SingleCurrentAssessorGoogle Maps

A 7,570 sq ft residential lot with no building on the tax roll at 349 Marathon Rd in Altadena, Los Angeles County (APN 5833-006-024). 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 $634,603, with a yearly tax bill of $7,822. Property taxes are not in default.

Size

7,405sqft

Assessed

$634,603

Fire Zone

None

Not in a CAL FIRE zone

Flood Zone

X

Outside flood zone

Taxes

Current

$7,822/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
5833-006-024
Area
Altadena, Los Angeles County
Zoning
R-1-7500 · Single-Family Residence
Assessor Use
Single (0100)

4,446 hrs/yr

Excellent

Summer14.4h
Winter9.9h

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Tax Status
Current
Yearly Tax Bill
$7,822

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

↑ 230% increase2016 → 2025
$189K'16$192K'17$196K'18$200K'19$204K'20$206K'21$211K'22$1.1M'23$1.2M'24$622K'25
YearLandImprovementTotal
2025$622,160$0$622,160
2024$938,400$234,600$1,173,000
2023$920,000$230,000$1,150,000
2022$126,310$84,194$210,504
2021$123,834$82,544$206,378
2020$122,565$81,698$204,263
2019$120,162$80,097$200,259
2018$117,806$78,527$196,333
2017$115,497$76,988$192,485
2016$113,233$75,479$188,712

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 23 lots on assessor map book 5833, page 006 →