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671 Mount Wilson Trl, Sierra Madre

APN 5763-003-005

SingleTax defaultedAssessorGoogle Maps

A 15,659 sq ft vacant residential lot at 671 Mount Wilson Trl in Sierra Madre, Los Angeles County (APN 5763-003-005). It is in a Very High CAL FIRE hazard zone and outside the FEMA flood zone (zone D). It is assessed at $700,132, with a yearly tax bill of $8,582. Property taxes are in default since 2025, with $15,858 owed.

Size

15,682sqft

Assessed

$700,132

Fire Zone

Very High

CAL FIRE

Flood Zone

D

Outside flood zone

Taxes

Defaulted

$8,582/yr bill

Flood

Zone D

Outside flood zone

Moderate Risk

Fire

CAL FIRE hazard severity zone

Very High

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
5763-003-005
Area
Sierra Madre, Los Angeles County
Assessor Use
Single (0100)

4,446 hrs/yr

Excellent

Summer14.4h
Winter9.9h

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Tax Status
Tax defaulted
Yearly Tax Bill
$8,582
Year Defaulted
2025
Owed to Redeem
$15,858

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

↑ 616% increase2016 → 2025
'16'17'18'19'20'21'22'23$1.3M'24$686K'25
YearLandImprovementTotal
2025$686,404$0$686,404
2024$1,035,300$259,080$1,294,380
2023$23,290$97,507$120,797
2022$22,834$95,596$118,430
2021$22,389$82,421$104,810
2020$22,160$81,576$103,736
2019$21,726$79,977$101,703
2018$21,300$78,409$99,709
2017$20,883$76,872$97,755
2016$20,474$75,365$95,839

Who owns this land?

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.

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

Official record: county assessor