ADUs are allowed in JacksonvilleTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Jacksonville, NC
Is your property eligible for an ADU?
# of Parcels
15,804
Zoning districts
17
Avg Parcel Value
$411,753
Median Parcel Size
0.31 acres
Zoning Districts:
15,820 parcels · 17 districts
RSF-7
55%(8,775)
RMF-HD
16%(2,463)
RMF-LD
13%(2,057)
CC
8%(1,318)
Other
8%(1,207)
ADU Rules
What can you build in Jacksonville, NC?
Jacksonville, NC 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
Detached ADU Size Limits
- –In DTR and DTB, maximum detached ADU size is the lesser of 50% of the principal structure’s total square footage or 1,500 sq ft.
Parking
- –ADUs are not listed in the off-street parking table; City Manager determines requirements for unlisted uses. In Downtown Residential (DTR) and Downtown Business (DTB) districts, minimum parking is exempt; if parking is provided, it must meet Sec. 5.1 standards.
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.
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Is your property eligible for an ADU?
ADU rules in other North Carolina municipalities
Rules change at the town line. Check the municipality your property is actually in.
Onslow County