5 rules for unincorporated Horry County, South Carolina.
Verified from official government sources
One accessory dwelling unit (ADU) is allowed per parcel as a conditional use in any district that permits a single-family detached home. The main house must be owner-occupied, and the ADU must meet single-family dwelling standards.
Horry County Zoning Ord., Appendix B, Art. IV (Accessory Dwelling Units)
Accessory dwelling units within an existing principal dwelling or in a separate structure shall be a conditional use in all zoning districts where a principal single-family detached dwelling unit is permitted. No more than one (1) accessory dwelling unit per parcel. The principal dwelling unit is occupied by the owner of the property.
One small accessory structure (200 square feet or less) at a single-family home may sit as close as 5 feet from a side or rear property line. Larger or additional sheds must meet the full district setbacks, and none may sit in an easement.
Horry County Zoning Ord., Appendix B, Art. IV (Accessory buildings, structures and uses)
One (1) accessory structure at a single family residence, two hundred (200) square feet or less in size, may be located no closer than five (5) feet from an adjacent side and/or rear property line and further provided that no accessory structure may be located within any easement.
Horry County has no separate garage-conversion ordinance. Converting a garage into a separate dwelling triggers the accessory dwelling unit (ADU) rules: one unit per parcel, conditional-use approval, and an owner-occupied main home, plus a building permit.
Horry County Zoning Ord., Appendix B, Art. IV (Accessory Dwelling Units)
Accessory dwelling units within an existing principal dwelling or in a separate structure shall be a conditional use in all zoning districts where a principal single-family detached dwelling unit is permitted. No more than one (1) accessory dwelling unit per parcel.
Under the Horry County Zoning Ordinance, garages, carports and gazebos may be located in any yard as long as all district setback requirements are met. A carport does not merge two buildings into one for setback purposes.
Horry County Zoning Ord., Appendix B, Art. IV (Accessory buildings, structures and uses)
Garages, carports and gazebos may be located in any yard provided all setback requirements are met.
Horry County's zoning ordinance defines a tiny home as a detached single-family dwelling under 750 square feet, and permits tiny homes on foundations only in a specific mixed residential district (Appendix B, Section 752). Most residential districts have minimum floor-area rules that exclude very small dwellings.
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