

ADUs are allowed in Unincorporated ClarkTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Unincorporated Clark, OH
Is your property eligible for an ADU?
# of Parcels
0
Zoning districts
3
Zoning Districts:
13 parcels · 3 districts
A-1
69%(9)
AG
15%(2)
R-1
15%(2)
ADU Rules
What can you build in Unincorporated Clark, OH?
Unincorporated Clark, OH follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: By Right
- –Detached ADU: By Right
Interior / Attached ADU Size Limits
- –Maximum 1,000 sq ft of livable space for an internal in-home apartment in a single-family detached home.
Detached ADU Size Limits
- –Maximum 1,000 sq ft of livable space for a detached ADU
- –Maximum size of the accessory building housing a detached ADU by lot size: 1,500 sq ft (<1 acre), 3,000 sq ft (1–<2 acres), 4,500 sq ft (2–<3 acres), 6,000 sq ft (3+ acres)
Max Units
- –1 per lot for ADU in an accessory structure
- –1 per lot for Accessory Family Suite in the principal dwelling
- –Total cap: 1 per lot (either 1 internal Accessory Family Suite or 1 external Accessory Dwelling Unit), not both
Owner Occupancy
- –Owner must live in the principal dwelling or ADU.
Parking
- –2 spaces/ADU; no max; changes/enlargements: increase <5 spaces, none required.
Rental Restrictions
- –ADU rentals prohibited; the dwelling not occupied by the owner shall not be used as a rental unit.
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 Ohio municipalities
Rules change at the town line. Check the municipality your property is actually in.
Clark County