Accessory Dwelling Unit

Time period: 20th century to present day Location: Suburbs In places that allow them, Accessory Dwelling Units are a way to have more than one home on a lot that is zoned only for one regular full-size home. ADUs are a second, smaller home (typically studio, 1-bedroom, or 2-bedroom) on the same property as a full size house. They're also called accessory apartments, secondary units, in-law suites, and granny flats. Hawaii calls them Ohana dwellings. In zoning and building codes, accessory uses are minor uses that are allowed as part of a larger project, even if the zoning or occupancy type does not normally allow it. An example of an accessory use is the manager's office of an apartment building, which is allowed in a residential zone even though it's an office use. ADU's are a similar regulatory reform to allow two homes on a single family lot, without changing it to duplex zoning. Examples of types of ADUs. Each type of ADU has advantages and disadvantages. Detach...