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Rohnert Park, CA Environmental Rules: Defensible Space (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Minimum defensible space
30 feet from neighboring structure
Measured from
Any neighboring building or structure
Adjustable by
Fire code official, site-specific analysis
Applies to
Property in defensible-space-required areas
Companion rule
§ 304.1.3.1 annual vegetation inspection

Summary

Rohnert Park requires anyone who owns, leases or controls property in an area subject to defensible space rules to maintain at least 30 feet of defensible space from any neighboring building or structure, under Fire Code Section 304.1.3.2, though the fire code official can adjust that distance after a site-specific analysis.

Persons owning, leasing, or controlling property within areas requiring defensible space are responsible for maintaining a defensible space on the property owned, leased or controlled by said person, within a distance of not less than 30 feet from any neighboring building or structure. Distances may be modified by the tire code official because of a site-specific analysis based on local conditions.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 51 Update 2).

Full Breakdown

2 to the 2025 California Fire Code as adopted in Rohnert Park, creating a local defensible space rule keyed to neighboring structures rather than only to a parcel's own building. Anyone who owns, leases or controls property within an area that requires defensible space must maintain a defensible space of at least 30 feet measured from any neighboring building or structure, not just from their own. The fire code official can shorten or lengthen that 30-foot distance after a site-specific analysis of local conditions, such as slope, vegetation type or fuel load on the parcel.

1's hazardous vegetation and fuel management program, which the Department of Public Safety enforces through an annual inspection of every vacant parcel before July 1 and a second round by September 1, sending written notice of hazards found and abating unresolved ones at the property owner's expense. Because the rule is tied to protecting a neighboring structure, a corner lot or a property backing onto open space can face defensible space obligations even where its own structure sits well inside the parcel.

Violations & Fines

Failing to maintain the required 30-foot defensible space is enforced the same way as other fire code violations under Chapter 15.28: it is a misdemeanor under Section 15.04.060, carrying a fine up to $1,000 and up to six months in jail unless the citing officer charges it as an infraction, with the property subject to fire marshal-ordered abatement and cost recovery if the hazard is not corrected.

Frequently Asked Questions

How far does defensible space have to extend in Rohnert Park?
At least 30 feet from any neighboring building or structure, under Section 304.1.3.2 of the city's amended fire code. The rule is measured from the neighbor's structure, not just your own, so property near adjoining buildings must clear vegetation and fuel accordingly.
Can the fire department require more or less than 30 feet?
Yes. Section 304.1.3.2 lets the fire code official modify the 30-foot distance based on a site-specific analysis of local conditions, so a parcel with heavier fuel loads or steep slope can be required to clear more.
Does defensible space apply everywhere in the city?
It applies to property within areas requiring defensible space, as designated under applicable fire hazard rules. Section 304.1.3.2 does not itself define those areas; property owners should confirm their parcel's designation with the Department of Public Safety before assuming the rule does or does not apply.

Sources & Official References

Other rules in Rohnert Park

All Rohnert Park rules

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