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1691 E Mendocino St, Altadena

APN 5846-017-033 · map page 5846-017

SingleTax defaultedAssessorGoogle Maps

A 29,671 sq ft residential lot with no building on the tax roll at 1691 E Mendocino St in Altadena, Los Angeles County (APN 5846-017-033). 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-1-20000 (single-family residence) by Los Angeles County. It is assessed at $1,394,877, with a yearly tax bill of $17,012. Property taxes are in default since 2026.

Size

29,621sqft

Assessed

$1,394,877

Fire Zone

None

Not in a CAL FIRE zone

Flood Zone

X

Outside flood zone

Taxes

Defaulted

$17,012/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
5846-017-033
Area
Altadena, Los Angeles County
Zoning
R-1-20000 · Single-Family Residence
Assessor Use
Single (0101)

4,446 hrs/yr

Excellent

Summer14.4h
Winter9.9h

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Tax Status
Tax defaulted
Yearly Tax Bill
$17,012
Year Defaulted
2026

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

↓ 46% decrease2016 → 2025
$2.5M'16$2.6M'17$2.6M'18$2.7M'19$2.7M'20$2.8M'21$2.8M'22$2.9M'23$2.9M'24$1.4M'25
YearLandImprovementTotal
2025$1,367,527$0$1,367,527
2024$2,062,635$883,544$2,946,179
2023$2,022,192$866,220$2,888,412
2022$1,982,542$849,236$2,831,778
2021$1,943,669$832,585$2,776,254
2020$1,923,740$824,048$2,747,788
2019$1,886,020$807,891$2,693,911
2018$1,849,040$792,050$2,641,090
2017$1,812,785$776,520$2,589,305
2016$1,777,241$761,295$2,538,536

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 15 lots on assessor map book 5846, page 017 →