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2124 Madison Ave, Altadena

APN 5839-012-017 · map page 5839-012

Two UnitsCurrentAssessorGoogle Maps

A 7,703 sq ft residential lot with no building on the tax roll at 2124 Madison Ave in Altadena, Los Angeles County (APN 5839-012-017). 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-1-10000 (single-family residence) by Los Angeles County. It is assessed at $193,780, with a yearly tax bill of $3,124. Property taxes are not in default.

Size

7,841sqft

Assessed

$193,780

Fire Zone

None

Not in a CAL FIRE zone

Flood Zone

X

Outside flood zone

Taxes

Current

$3,124/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
5839-012-017
Area
Altadena, Los Angeles County
Zoning
R-1-10000 · Single-Family Residence
Assessor Use
Two Units (0201)

4,446 hrs/yr

Excellent

Summer14.4h
Winter9.9h

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Tax Status
Current
Yearly Tax Bill
$3,124

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

↓ 63% decrease2016 → 2025
$517K'16$527K'17$538K'18$548K'19$559K'20$565K'21$577K'22$588K'23$600K'24$190K'25
YearLandImprovementTotal
2025$189,981$0$189,981
2024$286,553$313,280$599,833
2023$280,935$307,138$588,073
2022$275,427$301,116$576,543
2021$270,027$295,212$565,239
2020$267,259$292,185$559,444
2019$262,019$286,456$548,475
2018$256,882$280,840$537,722
2017$251,846$275,334$527,180
2016$246,908$269,936$516,844

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 7 lots on assessor map book 5839, page 012 →