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21750 Castlewood Dr, Malibu
APN 4453-012-004
A 12,142 sq ft residential lot with no building on the tax roll at 21750 Castlewood Dr in Malibu, Los Angeles County (APN 4453-012-004). It burned in the Palisades Fire (2025), and 3 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-C-5 (rural coastal) by Los Angeles County. It is assessed at $761,850, with a yearly tax bill of $10,081. Property taxes are in default since 2026, with $5,152 owed.
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
4 mapped fires since 1942
Palisades Fire, 2025
High Risk
Property Details
- APN
- 4453-012-004
- Area
- Malibu, Los Angeles County
- Zoning
- R-C-5 · Rural Coastal
- Assessor Use
- Single (0100)
Solar
4,446 hrs/yr
Excellent
Weather & Climate
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Taxes
- Tax Status
- Tax defaulted
- Yearly Tax Bill
- $10,081
- Year Defaulted
- 2026
- Owed to Redeem
- $5,152
From the LA County Treasurer and Tax Collector's rolls, checked Oct 19, 2026.
Tax Assessment History
| Year | Land | Improvement | Total |
|---|---|---|---|
| 2025 | $746,912 | $0 | $746,912 |
| 2024 | $1,126,563 | $1,177,536 | $2,304,099 |
| 2023 | $1,104,474 | $1,154,448 | $2,258,922 |
| 2022 | $1,082,818 | $1,131,812 | $2,214,630 |
| 2021 | $1,061,587 | $1,109,620 | $2,171,207 |
| 2020 | $1,050,702 | $1,098,243 | $2,148,945 |
| 2019 | $1,030,100 | $1,076,709 | $2,106,809 |
| 2018 | $1,009,902 | $1,055,598 | $2,065,500 |
| 2017 | $1,018,314 | $210,021 | $1,228,335 |
| 2016 | $998,348 | $205,903 | $1,204,251 |
Owner
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Official record: county assessor