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3101 Ewing Ave, Altadena

APN 5833-015-004 · map page 5833-015

SingleTax defaultedAssessorGoogle Maps

A 7,348 sq ft residential lot with no building on the tax roll at 3101 Ewing Ave in Altadena, Los Angeles County (APN 5833-015-004). 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 $512,978, with a yearly tax bill of $3,001. Property taxes are in default since 2022, with $21,789 owed.

Size

7,405sqft

Assessed

$512,978

Fire Zone

None

Not in a CAL FIRE zone

Flood Zone

X

Outside flood zone

Taxes

Defaulted

$3,001/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
5833-015-004
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
Tax defaulted
Yearly Tax Bill
$3,001
Year Defaulted
2022
Owed to Redeem
$21,789

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

↑ 655% increase2016 → 2025
'16'17'18'19'20'21'22'23$984K'24$503K'25
YearLandImprovementTotal
2025$502,920$0$502,920
2024$758,551$225,332$983,883
2023$15,995$59,796$75,791
2022$15,682$58,624$74,306
2021$15,375$57,475$72,850
2020$15,218$56,886$72,104
2019$14,920$55,771$70,691
2018$14,628$54,678$69,306
2017$14,342$53,606$67,948
2016$14,061$52,555$66,616

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 33 lots on assessor map book 5833, page 015 →