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3425 Marengo Ave, Altadena
APN 5833-001-013 · map page 5833-001
A 9,934 sq ft residential lot with no building on the tax roll at 3425 Marengo Ave in Altadena, Los Angeles County (APN 5833-001-013). 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 $88,104, with a yearly tax bill of $1,383. Property taxes are not in default.
Risk Assessment
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
Property Details
- APN
- 5833-001-013
- Area
- Altadena, Los Angeles County
- Zoning
- R-1-10000 · Single-Family Residence
- Assessor Use
- Single (0100)
Solar
4,446 hrs/yr
Excellent
Weather & Climate
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Taxes
- Tax Status
- Current
- Yearly Tax Bill
- $1,383
From the LA County Treasurer and Tax Collector's rolls, checked Oct 19, 2026.
Tax Assessment History
| Year | Land | Improvement | Total |
|---|---|---|---|
| 2025 | $86,377 | $0 | $86,377 |
| 2024 | $130,281 | $32,556 | $162,837 |
| 2023 | $127,727 | $31,918 | $159,645 |
| 2022 | $125,223 | $31,293 | $156,516 |
| 2021 | $122,768 | $30,680 | $153,448 |
| 2020 | $121,510 | $30,366 | $151,876 |
| 2019 | $119,128 | $29,771 | $148,899 |
| 2018 | $116,793 | $29,188 | $145,981 |
| 2017 | $114,503 | $28,616 | $143,119 |
| 2016 | $112,258 | $28,055 | $140,313 |
Owner
Who owns this land?
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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.
Official record: county assessor