

ADU rules for Unincorporated Johnson
Accessory Dwelling Unit (ADU) Rules for Unincorporated Johnson, TN
Is your property eligible for an ADU?
# of Parcels
12,788
Zoning districts
9
Avg Parcel Value
$157,910
Median Parcel Size
1.99 acres
Zoning Districts:
14 parcels · 9 districts
R-1
21%(3)
1
21%(3)
NZ
14%(2)
4
7%(1)
Other
36%(5)
ADU Rules
What can you build in Unincorporated Johnson, TN?
Unincorporated Johnson, TN follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: Not addressed in the local bylaw
- –Detached ADU: Not addressed in the local bylaw
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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Learn the key rules and size limits for ADUs