Accessory Structures in Lake Charles, LA (2026)
2 verified accessory structures rules for Lake Charles, Louisiana, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Inside a Lake Charles Traditional Neighborhood Development, a secondary dwelling unit built inside the main house or in a detached accessory building cannot exceed 600 square feet under Zoning Ordinance Sec. 24-5-309(2.3). A front-loaded garage door serving the unit must sit at least 20 feet behind the principal structure's façade, and the Planning and Zoning Department reviews layout adjustments case by case before a building permit is issued.
Lake Charles TND Secondary Dwelling Unit Size Cap
Some RestrictionsLake Charles Zoning Ordinance No. 10598, Sec. 24-5-309(2.3)
Garages and secondary dwelling units may be placed on a single-family detached residential lot within the principal building or an accessory building provided that the secondary dwelling unit shall be no larger than 600 square feet. Garage doors shall have a minimum setback of 20 feet behind the façade of the principal structure when accessed from the front property line. The Planning and Zonin...
Shed & Carport Rules
Lake Charles regulates backyard sheds and other detached accessory structures through the zoning ordinance's accessory-use standards. Sec. 24-5-204 requires them to sit in the rear or side yard, bars any accessory building from exceeding the height of the house it serves, and caps combined accessory floor area at 40 percent of the principal structure's floor area.
Lake Charles Shed & Accessory Building Rules
Some RestrictionsLake Charles Zoning Ordinance Sec. 24-5-204(1)-(2)
(1)Authorization. Accessory uses and structures are permitted in any zoning district in connection with any principal use or structure lawfully existing within such district provided that all development standards and regulations are complied with.(a)No accessory structure or use shall exceed the height of the principal structure to which it is accessory.(2)Development standards.(a)All detached...