Accessory Structures in Kailua, HI (2026)
5 verified accessory structures rules for Kailua, Hawaii, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Kailua homeowners may add one ADU per zoning lot in eligible residential districts, subject to city-wide density, parking, occupancy, and rental-duration restrictions set by the Honolulu Land Use Ordinance.
Kailua Accessory Dwelling Unit Rules
Some RestrictionsShed Rules
Sheds in Kailua are accessory structures that must comply with yard and street setback requirements under the Land Use Ordinance, with smaller sheds potentially exempt from building permits.
Kailua Shed Setback and Yard Rules
Some RestrictionsGarage Conversions
Converting a Kailua garage into living space is regulated as ADU creation under the Land Use Ordinance, requiring permits, parking replacement, and compliance with occupancy rules.
Kailua Garage Conversion Requirements
Some RestrictionsCarport Rules
Kailua carports must follow city-wide dimensional standards capping horizontal size at 20 feet by 20 feet, with limited hillside exceptions for Type V-B construction.
Kailua Carport Dimension Limits
Some RestrictionsTiny Homes
Honolulu has no dedicated tiny home ordinance; permanent tiny homes are regulated as ADUs, while tiny homes on wheels are not permitted as full-time dwellings in Kailua residential districts.
Kailua Tiny Home Restrictions
Heavy RestrictionsLooking for Honolulu County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Kailua city rules.
Accessory Structures in Honolulu County →