

ADUs are allowed in WaxhawTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Waxhaw, NC
Is your property eligible for an ADU?
# of Properties
7,909
Owner-occupied
74%
Zoning districts
20
Avg Home Value
$562,824
Median Lot Size
0.25 acres
Avg Income
$138,039
Residential Types:
7,909 housing units
Residential
100%
Zoning Districts:
8,690 parcels · 20 districts
R3
81%(7,081)
R4
7%(569)
NC
6%(563)
R1
2%(177)
Other
3%(300)
ADU Rules
What can you build in Waxhaw, NC?
Waxhaw, NC 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 ADU habitable area is 50% of the primary dwelling’s habitable area.
Detached ADU Size Limits
- –Maximum detached ADU size is 50% of the primary dwelling’s habitable floor area.
Max Units
- –1 ADU per lot; >1 only with Zoning Administrator approval
Parking
- –No fixed ADU parking minimum; determined case-by-case by the Zoning Administrator. Reductions: 20% off min (50% in NC District); infill in MS/TC districts not required to park.
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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ADU rules in other North Carolina municipalities
Rules change at the town line. Check the municipality your property is actually in.
Union County