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20933 Big Rock Dr, Malibu

APN 4449-016-003

SingleCurrentAssessorGoogle Maps

A 1.31-acre vacant residential lot at 20933 Big Rock Dr in Malibu, Los Angeles County (APN 4449-016-003). It is in a Very High CAL FIRE hazard zone and outside the FEMA flood zone (zone X). It is assessed at $4,984,511 ($3,804,970 an acre), with a yearly tax bill of $0. Property taxes are not in default.

Size

1.31ac

57,137 sqft

Assessed

$4,984,511

$3,804,970/acre

Fire Zone

Very High

CAL FIRE

Flood Zone

X

Outside flood zone

Taxes

Current

$0/yr bill

Flood

Zone X — AREA OF MINIMAL FLOOD HAZARD

Outside flood zone

Low 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
4449-016-003
Area
Malibu, Los Angeles County
Assessor Use
Single (0101)

4,446 hrs/yr

Excellent

Summer14.4h
Winter9.9h

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Tax Status
Current
Yearly Tax Bill
$0

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

↑ 388% increase2016 → 2025
$1.7M'16$1.7M'17$1.8M'18$1.8M'19$1.8M'20$1.9M'21$7.7M'22$7.9M'23$8.0M'24$8.3M'25
YearLandImprovementTotal
2025$7,518,114$769,386$8,287,500
2024$4,813,410$3,218,789$8,032,199
2023$4,719,030$3,155,676$7,874,706
2022$4,626,500$3,093,800$7,720,300
2021$1,069,495$787,132$1,856,627
2020$1,058,529$779,061$1,837,590
2019$1,037,774$763,786$1,801,560
2018$1,017,426$748,810$1,766,236
2017$997,477$734,128$1,731,605
2016$977,919$719,734$1,697,653

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.

Get a cash offer

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

Official record: county assessor