ADUs are allowed in ClemsonTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Clemson, SC
Is your property eligible for an ADU?
# of Properties
17
Zoning districts
1
Zoning Districts:
1 parcel · 1 district
NZ
100%(1)
ADU Rules
What can you build in Clemson, SC?
Clemson, SC follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: Conditional Use Permit
- –Detached ADU: Conditional Use Permit
Interior / Attached ADU Size Limits
- –Maximum size of 700 sq ft gross floor area for an internal or attached in-home apartment
Detached ADU Size Limits
- –Maximum detached guest cottage size of 900 sq ft
Max Units
- –1 per legally subdivided residential parcel; 700 sq ft max for an apartment within the principal structure; apartment and guest cottage not allowed together on the same lot
Owner Occupancy
- –Owner-occupancy not required.
Parking
- –1 additional off-street space per ADU; no maximum specified; not permitted on lots with a guest cottage.
Rental Restrictions
- –Short-term rentals limited to 25 days per year; only as an accessory use.
What's allowed on your lot?
These are the municipality-wide rules. What's allowed on a specific property also depends on state laws, setbacks, floor area ratio, lot coverage, environmental constraints, topography, and other property-specific factors. Search your address on FutureLot to see what's allowed on your property.
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ADU rules in other South Carolina municipalities
Rules change at the town line. Check the municipality your property is actually in.
Pickens County