ADU rules for Unincorporated Buncombe
Accessory Dwelling Unit (ADU) Rules for Unincorporated Buncombe, NC
Is your property eligible for an ADU?
# of Properties
64,067
Owner-occupied
59%
Zoning districts
43
Avg Home Value
$436,444
Median Lot Size
0.94 acres
Avg Income
$82,529
Residential Types:
64,067 housing units
Single Family
56%
2-3 Family
7%
Apts (4+ units)
8%
Other
30%
Zoning Districts:
76,389 parcels · 43 districts
OU
54%(41,241)
R-1
19%(14,839)
R-2
8%(5,957)
R-3
8%(5,820)
Other
11%(8,532)
ADU Rules
What can you build in Unincorporated Buncombe, NC?
Unincorporated Buncombe, NC 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
Owner Occupancy
- –No owner-occupancy restriction is stated.
Parking
- –No ADU-specific parking minimum or maximum. General rule: 2 spaces per dwelling unit for residential (Sec. 78-658(b), Table 3); parking may be located on other property within 400 ft of an entrance; shared parking allowed if hours/demand don’t overlap; fractional spaces rounded up.
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.
Buncombe County