ADUs are allowed in DallasTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Dallas, NC
Is your property eligible for an ADU?
# of Properties
1,866
Owner-occupied
62%
Zoning districts
29
Avg Home Value
$249,276
Median Lot Size
0.25 acres
Avg Income
$63,061
Residential Types:
1,866 housing units
Single Family
95%
2-3 Family
1%
Apts (4+ units)
2%
Other
2%
Zoning Districts:
2,656 parcels · 29 districts
R-6
24%(642)
R-8
17%(452)
R-12
14%(364)
R-10
12%(313)
Other
33%(885)
ADU Rules
What can you build in Dallas, NC?
Dallas, 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 size of 50% of the principal dwelling’s heated area
- –Maximum size of 750 sq ft
Detached ADU Size Limits
- –Maximum size of 750 sq ft or 50% of the principal dwelling’s heated area, whichever is less.
Max Units
- –Single-family detached: 1 per lot (attached or detached)
- –Manufactured home principal: 0 per lot
Owner Occupancy
- –Owner must live on-site and own the ADU.
Parking
- –2 off-street spaces per ADU; exceptions: must share the same driveway as the principal dwelling; must be in rear yard with ≥15 ft side/rear setbacks; off-street only (no street right-of-way or areas within 10 ft of it may count)
Rental Restrictions
- –Occupancy limited to a disabled/elderly person, family member, occasional guest, or caregiver; no general or short-term rentals.
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.
Gaston County