ADUs are allowed in Unincorporated FranklinTypes:Detached
Types:Detached
Accessory Dwelling Unit (ADU) Rules for Unincorporated Franklin, NC
Is your property eligible for an ADU?
# of Properties
2,007
Owner-occupied
34%
Zoning districts
71
Avg Home Value
$91,490
Median Lot Size
1.19 acres
Avg Income
$70,635
Residential Types:
2,007 housing units
Single Family
98%
Other
2%
Zoning Districts:
42,982 parcels · 71 districts
R-30
51%(22,105)
AR
28%(12,073)
R-8
9%(3,763)
A-R
1%(584)
Other
10%(4,457)
ADU Rules
What can you build in Unincorporated Franklin, NC?
Unincorporated Franklin, NC follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: Not permitted
- –Detached ADU: By Right
Detached ADU Size Limits
- –Maximum size of 50% of the total square footage of the principal dwelling unit.
Max Units
- –1 ADU per lot for single-family dwellings; 0 ADUs on lots with more than 1 dwelling or on lots with a duplex, multifamily dwelling, or family care home.
Owner Occupancy
- –There is no owner-occupancy requirement.
Parking
- –2 spaces/ADU in addition to other required on-site parking; no max; ADU may not have a separate driveway; paving not required if the site has 5 or fewer residential spaces; Alternative Parking Plan cannot reduce residential minimums (up to 20% adjustment for tree preservation).
Rental Restrictions
- –Short-term ADU rentals prohibited; tenancy must be month-to-month or longer (short-term uses classified as lodging).
ADU State Law
What can you build in North Carolina?
- –North Carolina does not have a statewide ADU mandate; ADU rules are set by individual municipalities.
- –Building/fire codes are set statewide, but whether an ADU is allowed is local zoning.
- –There is active proposed legislation (H627 / S495, "Regulation of Accessory Dwelling Units") that would create G.S. 160D-917 and require local governments to allow at least one ADU in certain single-family areas, but it is not enacted.
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.
Check my propertyHow can we help you?
Get matched with trusted local builders
Understand what's allowed on your property
Learn the key rules and size limits for ADUs