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Zone Zero · City of MalibuFences in Malibu's First Five Feet: What Is Required Now
A wood fence is a fuse connected to your house
Embers do not need to reach your house. They only need to reach your fence. A wooden fence that touches your home carries fire straight to the wall, the eave, the attic vent.
Malibu saw it at scale in November 2018. Woolsey's embers rode Santa Ana winds across the Santa Monica Mountains, and many homes were lost to ignitions that started at the property line. Ember research, including IBHS testing, is why fences are called out by name in fire-resistant landscaping rules.
Malibu lots make it worse: narrow side yards between close-set beach parcels, long gate runs on canyon properties, and wind corridors that funnel embers down Malibu Canyon, Corral Canyon, and Latigo Canyon.
What a noncombustible fence looks like
You have three material paths, and one shortcut. What matters most is the five feet nearest your home, not necessarily the whole fence line.
Metal
Steel, aluminum, and wrought iron are noncombustible options. Marine-grade finishes matter in Malibu: salt air corrodes standard coatings, so specify for the coast.
Masonry & block
Block walls, brick, and stone are noncombustible and permanent. Highest cost, zero maintenance, best ember protection, and already common on Malibu view lots.
Fire-rated composite
Some composite products carry fire ratings. Verify the listing, and confirm with the City of Malibu that it satisfies Chapter 17.53, before you buy. Most standard composite is combustible.
The critical 5 feet
You may not need to replace the whole fence. A noncombustible gate or panel where the fence meets your house breaks the fuse. On narrow Malibu side yards, it is often one panel.
Fence questions, answered
Do I have to tear out my wood fence right now?
Not on a deadline we could find. Chapter 17.53 applies to projects requiring permits, we found no retrofit deadline for existing structures, and no statewide fence deadline exists because no statewide Zone 0 regulation is in force. Replacing the section where a fence meets your house is Recommended now.
My fence line runs along the bluff, nowhere near the house. Does it count?
Only the portions within 5 feet of a building are in the first five feet. A long PCH-parallel fence run is mostly outside that band; the section where it meets your house, garage, or guesthouse is the part the rule targets.
Is vinyl fencing a good choice within five feet?
No. Standard vinyl is combustible and deforms under radiant heat. Metal, masonry, or verified fire-rated products are the noncombustible options, and Chapter 17.53 prohibits flammable fences and walls within 5 feet of a building on permitted projects.
What did Woolsey teach about fences specifically?
Post-fire damage research across ember-driven fires, including IBHS testing, shows attached wood fences acting as fuses that carry flame to the structure. That is why fences are named in fire-resistant landscaping rules like Malibu's Chapter 17.53.
Document the five feet that matter
Send a request and the team will follow up by email.