Exterior Attached Additions can be more feasible when it comes to Cape style homes. The homeowner has a lot more freedom when it comes to parameters to build within. As long as the addition is within the zoning laws, the ADU isn’t limited by existing space. This allows for more flexibility to create a space that is ADA accessible while also allowing the ADU to be accessed from within the existing home.
A separate, exterior, stand-alone structure on the main home's property, like a cottage or detached garage. Attached ADU—These are built as an addition to the primary home structure.
Any existing permitted space located within an existing single-family home or within a permitted accessory structure in the R-1 (Single-Family Residential) zone can be converted into an accessory dwelling unit (ADU) with approval of building permits. Existing second-story additions to detached accessory structures cannot be converted to an ADU, such as a storage room. Any proposed ADU conversion must comply with the development standards of Title 9 of the Garden Grove Municipal Code and the California Building Code, including:
A Junior ADU (or JADU) is a new category of dwelling units created by the State of California. There are several distinctions between a standard ADU and a JADU detailed in the table below. The main difference is that a JADU is not required to have a dedicated bathroom.