Accessory Structures in Porterville, CA (2026)
5 verified accessory structures rules for Porterville, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
In the City of Porterville, a detached ADU can reach 1,200 square feet with a 16-foot (one-story) or 25-foot (two-story) height limit, a 4-foot side/rear setback, and only a 30-day minimum rental term, under Municipal Code Section 301.16.
Porterville Accessory Dwelling Unit Rules
Some RestrictionsPorterville Municipal Code § 301.16
301.16: ACCESSORY DWELLING UNITS: ... The following standards shall apply to detached accessory dwelling units, attached accessory dwelling units, conversion accessory dwelling units, and junior accessory dwelling units. A. Development Standards 1. Foundation. A permanent foundation shall be required for all accessory dwelling units. ... ... B. Occupancy and Conveyance Requirements ...
ADU Owner Occupancy
Accessory dwelling units permitted in the City of Porterville after January 1, 2025 come with an owner-occupancy condition: Porterville Municipal Code section 301.16(C)(7) and (D)(7) require the owner to live in either the primary dwelling or the new ADU itself, unless the owner is a government agency, land trust, or housing organization.
Porterville ADU Owner-Occupancy After 2025
Some RestrictionsPorterville Municipal Code § 301.16(C)(7), (D)(7)
7. Occupancy. ... If permitted after January 1, 2025, owner-occupancy shall be required in the primary dwelling or the newly created detached accessory dwelling unit. Owner-occupancy shall not be required if the owner is another governmental agency, land trust, or housing organization. ... ... 7. Occupancy. If permitted after January 1, 2025, owner-occupancy shall be required in either the rema...
ADU Rental Restrictions
An accessory dwelling unit built under the City of Porterville's ADU program cannot be rented out for a term of thirty days or less. Porterville Municipal Code section 301.16(B)(1) requires every rental of an ADU created under this section to run longer than thirty days, ruling out nightly or weekly short-term rentals such as Airbnb-style stays.
Porterville ADU 30-Day Minimum Rental Term
Some RestrictionsPorterville Municipal Code § 301.16(B)(1)
1. Long-Term Rentals Only. Rental of the accessory dwelling unit created pursuant to this section shall be for a term longer than thirty (30) days.
Shed & Carport Rules
In the City of Porterville, a detached storage shed counts as a residential accessory structure under Municipal Code Section 301.01.B, capped at a cumulative 1,200 square feet and 18 feet in height, and set back at least 4 feet from the rear property line when it sits in the rear third of the lot.
Porterville Storage Shed Rules
Some RestrictionsPorterville Municipal Code § 301.01.B
B. Residential Accessory Structures. Residential accessory structures include any uses that are customarily related to a residence, including garages, greenhouses, storage sheds, studios, workshops, detached covered decks (i.e. a patio structure), detached uncovered decks and patios two and one-half (2.5) feet in height or greater, and similar structures. ... 3. Size. ... The floor area of deta...
Garage Conversions
When a homeowner converts a garage or other off-street parking structure in the City of Porterville into an accessory dwelling unit, Porterville Municipal Code section 301.16(A)(8) bars the City from forcing removal of the existing driveway and its curb approach, even though the converted space no longer functions as a parking space.
Porterville Garage-to-ADU Driveway Protection
Few RestrictionsPorterville Municipal Code § 301.16(A)(8)
8. Garage conversion. When a garage or other accessory structure providing off-street parking is converted to an accessory dwelling unit, the City shall not mandate removal of the existing driveway and related approach.
Looking for Tulare County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Porterville city rules.
Accessory Structures in Tulare County →