Orange, CA Right to Farm: Agricultural Zoning Protection (2026)
Key Facts
- A1 minimum lot size for a house
- 5 acres
- Minimum lot frontage
- 125 feet
- Minimum lot depth
- 200 feet
- A1 building height limit
- 2 stories / 32 feet
- RO district residential setback
- 30 feet
- SH district structures
- None except utility bldgs w/ CUP
Summary
Orange's Agricultural (A1) district allows farming and low-intensity recreational and open space uses, but a single-family home there needs a five-acre lot with 125 feet of frontage and 200 feet of depth. Parcels created before rezoning to A1 keep legal nonconforming status instead of losing their building rights.
Agricultural (A1). This district allows for a variety of agricultural uses, as well as low intensity recreational and open space uses. ... Building Site With Single-Family Residence. The minimum building lot area for a single-family residence shall be five acres. The minimum lot frontage shall be 125 feet and the minimum lot depth 200 feet. However, any lot or parcel legally created prior to the rezoning of said lot or parcel to the A1 zone district shall be considered a legal, nonconforming building site under the provisions of this code.
Full Breakdown
22 of the Orange Municipal Code creates three agricultural/open space districts: Agricultural (A1) for farming and low-intensity recreation, Recreational Open Space (RO) to protect flood- and landslide-prone land while allowing active and passive recreation, and Slope Hazard (SH), where no structures may be built except public utility buildings approved by conditional use permit because the land is prone to landsliding, faulting, and erosion. 070 sets a five-acre minimum lot area for a single-family residence, with 125-foot minimum frontage and 200-foot minimum depth; lots legally created before rezoning to A1 are grandfathered as legal nonconforming building sites rather than losing development rights.
080 caps building height at two stories or 32 feet, whichever is less, with taller buildings possible only through a conditional use permit. Yard setbacks in the A1 district mirror the R1-6 single-family zone, while the RO district requires a 30-foot setback from any property line abutting a residential zone or public street and 20 feet from any other zone boundary. 36 (Signs).
Violations & Fines
Building without the required lot area, setback, or conditional use permit in the A1, RO, or SH districts is a zoning code violation enforced by the Community Development Department. Under the citywide penalty provision, Section 1.08.010, violating any Municipal Code requirement is a misdemeanor punishable by a fine up to $1,000 and up to six months in County Jail, or the City Attorney may instead prosecute it as an infraction: up to $100 for a first offense, $200 for a second within a year, and $500 for each additional offense, with each day of continued violation charged as a separate offense.
Frequently Asked Questions
Can I build a house on a small lot zoned A1 Agricultural in Orange?
How tall can a building be in the A1 district?
What can I build in the Slope Hazard (SH) district?
Sources & Official References
Other rules in Orange
California rules heatmap·Compare Orange to another location·View the California right to farm overview
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Agricultural Zoning Protection in Nearby Cities
How other cities in Orange County handle agricultural zoning protection.