ADU rules in Knoxville, TN — also called accessory dwelling unit regulations or granny flat ordinances — cover setbacks, owner-occupancy, parking, and permit requirements.
Knoxville permits one ADU by right on any single-family lot. ADUs may be internal, attached, or detached, with standards for size, setbacks, owner occupancy, and parking.
Knoxville's zoning code permits one accessory dwelling unit in association with any single-family dwelling. ADUs may be internal (within the primary structure), attached, or detached. Standards address building code conformity, owner occupancy of either the primary unit or the ADU, adequacy of utilities, minimum lot area, setbacks for detached ADUs, maximum floor area, maximum number of bedrooms, and compatibility with the primary residence. Building permits are required for ADU construction or conversion.
Unpermitted ADUs must be brought into compliance. Violations of owner occupancy or other standards may result in enforcement action.
Knoxville, TN
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Knoxville, TN
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Knoxville, TN
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Knoxville, TN
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Knoxville, TN
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Knoxville, TN
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See how Knoxville's adu rules rules stack up against other locations.
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