Monterey County, CA Building Setbacks & Zoning: Setback Rules (2026)
Key Facts
- LDR main structure setback
- Front 30ft, Side 10% (max 20ft), Rear 20ft
- HDR/MDR main structure setback
- Front 20ft, Side 5ft, Rear 10ft
- RDR main structure setback
- Front 30ft, Side 20ft, Rear 20ft
- Accessory (habitable) setback
- Front 50ft, Side 6ft, Rear 6ft
- Administrative reduction
- up to 10% of required setback, listed use
- Scope
- unincorporated, non-coastal county only (§21.02.010)
Summary
Monterey County sets minimum front, side and rear yard setbacks by residential zoning district under Title 21. A Low Density Residential main dwelling needs 30 feet in front, 20 feet in back, and a side yard equal to 10% of average lot width up to a 20-foot cap, while High and Medium Density Residential need only 20/5/10 feet and Rural Density Residential needs 30/20/20 feet.
21.14.060 - Site development standards....1.Main Structures.a.Minimum Setbacks. Front: thirty (30)feet;
Side: ten (10) percent of the average lot width, to a maximum required of twenty (20) feet;
Rear: twenty (20) feet.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 56).
Full Breakdown
" Accessory habitable structures need a 50-foot front, 6-foot side and 6-foot rear setback, and non-habitable accessory buildings need a 50-foot front (or behind the main structure, whichever is less), 6 feet on the front half of the side yard tapering to 1 foot on the rear half, and a 1-foot rear setback; barns, stables and farm outbuildings need 50 feet from the front and 20 feet from the side, rear or any residence on the property. 060(C)(1)(a)) requires 30 feet front and 20 feet on both side and rear. 040(F). 010 this framework applies only to the unincorporated, non-coastal county; the Coastal Zone runs on the parallel Title 20 setback tables instead.
Violations & Fines
Building within a required setback without an approved variance or map exception violates Title 21: Section 21.84.030 declares the resulting structure "contrary to the provisions of this Title...a violation of this Title, and a public nuisance," and Section 21.84.040(A) makes the violation a misdemeanor, chargeable as an infraction. The county may record a Notice of Violation under Section 21.84.100 and refuse further permits on the parcel under Section 21.84.120 until the encroachment is corrected or a variance is granted under Chapter 21.72.
Frequently Asked Questions
How far back from my property line must my house sit in unincorporated Monterey County?
Can I get a smaller setback than the code requires?
What happens if my structure encroaches into the setback?
Sources & Official References
Other rules in Monterey County
California rules heatmap·Compare Monterey County to another location·View the California building setbacks & zoning overview
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