| Maximum height |
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At most 12 feet. Applies: County code: detached structures in the rear setback, except guesthouses, artist studios and cabanas; 5-foot house separation, 40% total footprint; key-lot corner setback applies.
§ 35.42.020 · code textIt does not exceed a height of 12 feet. -
At most 8 feet. Applies: County code: non-habitable structures in the side setback, without utilities, at least 5 feet from other structures.
§ 35.42.020 · code textIt does not exceed a height of 8 feet. -
At most 12 feet. Applies: Montecito code: barns and stables in the rear setback.
§ 35.442.020 · code textBarns and stables shall comply with the height limit of the applicable zone unless located in the rear setback, in which case the height limit is 12 feet. -
At most 25 feet for the combined structure. Applies: Montecito code: accessory structures stacked above or below one another, where the H-MON overlay does not apply.
§ 35.442.020 · code textMay be located above or below another accessory structure in areas where the H-MON overlay does not apply, provided the height of the combined accessory structure does not exceed 25 feet. -
At most 12 feet. Applies: Coastal Zoning Ordinance: rear-yard setback structures at least 10 feet from the main building, covering at most 40%; corner/key-lot limits apply. Montecito overlay differs.
§ 35-119 · code textAn accessory structure may be located in the required rear yard setback provided that it is located no closer than 10 feet to the principal structure and that it occupies no more than 40 percent of the required rear yard, and that it does not exceed a height of 12 feet. -
At most 16 feet; the district's front and side yard setbacks apply. Applies: Montecito Community Plan Overlay parcels; accessory structures other than barns and stables.
§ 35-210 · code textAccessory structures, except barns and stables, shall not exceed 16 feet in height and shall conform to the front and side yard setback regulations of the district. -
At most 12 feet. Applies: Montecito Community Plan Overlay: structures in the required rear yard, at least 10 feet from the main building, total footprint at most 30%.
§ 35-210 · code textThey do not exceed a height of 12 feet;
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| Size or lot coverage |
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Together, detached structures in the rear setback may cover at most 40% of it. Applies: County code: detached structures except guesthouses, artist studios and cabanas; 5-foot house separation, 12-foot height; key-lot corner setback applies.
§ 35.42.020 · code textThe cumulative footprint of all detached accessory structures, including accessory dwelling units, that encroach into the setback does not exceed 40 percent of the required rear setback. -
Together, at most 10% of the side setback or 120 square feet, whichever is less. Applies: County code: non-habitable structures in the side setback, without utilities, at least 5 feet from other structures, at most 8 feet high.
§ 35.42.020 · code textCumulatively the structures do not occupy an area greater than 10 percent of the side setback in which they are located, or 120 square feet, whichever is less. -
At most 800 square feet of floor area. Applies: County code: detached structures except barns, garages and stables, on lots of 1 acre or less. Summerland has extra floor-area rules.
§ 35.42.020 · code textDetached accessory structures, excluding barns, garages and stables, shall not exceed a gross floor area 800 square feet if located on a lot of one acre or less. -
Together, structures in the rear setback may cover at most 30% of it. Applies: Montecito code: detached structures except guesthouses, artist studios and cabanas; 10-foot house separation, 12-foot height; key-lot corner setback applies.
§ 35.442.020 · code textThe cumulative footprint of all accessory structures, including accessory dwelling units, that encroach into the setback does not exceed 30 percent of the required rear setback. -
Footprint at most 800 square feet. Applies: Montecito code: detached accessory structures, not ADUs, barns or stables; if attached to one, the combined footprint is at most 800 square feet.
§ 35.442.020 · code textDetached accessory structures, including accessory structures containing one or more accessory uses, shall not exceed a building footprint area of 800 square feet, as measured to the interior surface of exterior perimeter walls, posts, columns, or other supports. -
Structures in the required rear yard may cover at most 40% of it. Applies: Coastal Zoning Ordinance: at least 10 feet from the main building, at most 12 feet high; corner/key-lot limits apply. Montecito overlay differs.
§ 35-119 · code textAn accessory structure may be located in the required rear yard setback provided that it is located no closer than 10 feet to the principal structure and that it occupies no more than 40 percent of the required rear yard, and that it does not exceed a height of 12 feet. -
At most 800 square feet of floor area. Applies: Coastal Zoning Ordinance: lots of 1 acre or less; garages, barns and stables excluded. MON overlay parcels have more requirements.
§ 35-119 · code textOn lots of one acre or less, the gross floor area of an accessory structure shall not exceed 800 square feet, excluding garages, barns and stables. -
Together, structures in the required rear yard may cover at most 30% of it. Applies: Montecito Community Plan Overlay: structures in the required rear yard, at least 10 feet from the main building, at most 12 feet high.
§ 35-210 · code textThe cumulative footprint of all accessory structures, including accessory dwelling units, occupies no more than 30 percent of the required rear yard. -
Footprint at most 800 square feet. Applies: Montecito Community Plan Overlay: detached structures, not ADUs, barns or stables; if attached to one, the combined footprint is at most 800 square feet.
§ 35-210 · code textDetached accessory structures, including accessory structures containing one or more accessory uses, shall not exceed a building footprint area of 800 square feet as measured to the interior surface of exterior perimeter walls, posts, columns, or other supports. -
All buildings on the lot together: floor area at most 40% of the gross lot area. Applies: Montecito Community Plan Overlay, when a detached accessory building is proposed; ADU floor area is not limited; over 40%, the non-ADU accessory area is reduced.
§ 35-210 · code textThe total gross floor area of all approved and proposed buildings located on a lot shall not exceed 40 percent of the gross lot area of the lot on which the detached accessory building is proposed to be located.
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| Distance from the house |
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At least 5 feet from the main building. Applies: County code: detached structures in the rear setback, except guesthouses, artist studios and cabanas; 40% total footprint, 12-foot height; key-lot corner setback applies.
§ 35.42.020 · code textIt is located no closer than five feet to the principal structure. -
At least 10 feet from the main building. Applies: Montecito code: detached structures in the rear setback, except guesthouses, artist studios and cabanas; 30% total footprint, 12-foot height; key-lot corner setback applies.
§ 35.442.020 · code textIt is not located closer than 10 feet to the principal structure. -
At least 10 feet from the main building. Applies: Coastal Zoning Ordinance: structures in the required rear yard, at most 40% coverage, at most 12 feet high; corner/key-lot limits apply.
§ 35-119 · code textAn accessory structure may be located in the required rear yard setback provided that it is located no closer than 10 feet to the principal structure and that it occupies no more than 40 percent of the required rear yard, and that it does not exceed a height of 12 feet. -
At least 10 feet from the main building. Applies: Montecito Community Plan Overlay: structures in the required rear yard, at most 12 feet high, total footprint at most 30%.
§ 35-210 · code textThey are located no closer than 10 feet to the principal structure;
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