ADUs are allowed in FayettevilleTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Fayetteville, AR
Is your property eligible for an ADU?
# of Properties
23,398
Owner-occupied
62%
Zoning districts
36
Avg Home Value
$233,504
Median Lot Size
0.25 acres
Avg Income
$95,082
Residential Types:
23,398 housing units
Single Family
1%
Other
99%
Zoning Districts:
31,906 parcels · 36 districts
RSF-4
50%(15,948)
RMF-24
10%(3,069)
NC
6%(2,061)
RPZD
5%(1,524)
Other
29%(9,304)
ADU Rules
What can you build in Fayetteville, AR?
Fayetteville, AR 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 1,200 sq ft of habitable space per lot for all ADUs combined, including interior or attached ADUs.
Detached ADU Size Limits
- –Maximum ADU size of 1,200 sq ft per lot (combined across up to two ADUs); applies to detached units.
Max Units
- –2 ADUs per lot; total habitable space <= 1,200 sq ft; may be interior, attached, or detached
Parking
- –0 spaces per ADU; no maximum; ADUs do not trigger citywide parking; general single-family limits apply (up to 4 vehicles outdoors; driveway/parking surfacing limits).
Rental Restrictions
- –Type 1 short-term rental requires owner-occupant primary residence and nine-month occupancy; STRs require a business license, occupancy cap (2 per bedroom + 2), no special events, and parking per zone.
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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Learn the key rules and size limits for ADUs
Is your property eligible for an ADU?
ADU rules in other Arkansas municipalities
Rules change at the town line. Check the municipality your property is actually in.
Washington County