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3502 Hollyslope Rd, Altadena
APN 5831-016-008 · map page 5831-016
A 1.07-acre residential lot with no building on the tax roll at 3502 Hollyslope Rd in Altadena, Los Angeles County (APN 5831-016-008). It burned in the Eaton Fire (2025), and 2 earlier mapped fires reached it. It is in a Very High 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 $281,356 ($262,950 an acre), with a yearly tax bill of $3,714. 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
Very High
High Risk
Past Fires
3 mapped fires since 1900
Eaton Fire, 2025
High Risk
Property Details
- APN
- 5831-016-008
- Area
- Altadena, Los Angeles County
- Zoning
- R-1-20000 · 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
- $3,714
From the LA County Treasurer and Tax Collector's rolls, checked Oct 19, 2026.
Tax Assessment History
| Year | Land | Improvement | Total |
|---|---|---|---|
| 2025 | $275,840 | $0 | $275,840 |
| 2024 | $416,049 | $198,718 | $614,767 |
| 2023 | $407,892 | $194,822 | $602,714 |
| 2022 | $399,895 | $191,002 | $590,897 |
| 2021 | $392,054 | $187,257 | $579,311 |
| 2020 | $388,034 | $185,337 | $573,371 |
| 2019 | $380,426 | $181,703 | $562,129 |
| 2018 | $372,967 | $178,141 | $551,108 |
| 2017 | $365,654 | $174,649 | $540,303 |
| 2016 | $358,485 | $171,225 | $529,710 |
Owner
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Full parcel report · $29
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Official record: county assessor