ADUs are allowed in DeltaTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Delta, UT
Is your property eligible for an ADU?
# of Properties
1,257
Owner-occupied
100%
Zoning districts
16
Avg Home Value
$153,080
Median Lot Size
0.28 acres
Avg Income
$79,744
Residential Types:
1,257 housing units
ResBuildingPrimary; ResLandPrimary
100%
Zoning Districts:
1,830 parcels · 16 districts
R-1-B
32%(590)
R-4
20%(373)
R-2
11%(195)
C-B
8%(145)
Other
29%(527)
ADU Rules
What can you build in Delta, UT?
Delta, UT 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
Detached ADU Size Limits
- –Maximum size is the lesser of 50% of the principal dwelling's gross livable floor area and 1,000 sq ft
Max Units
- –Single-family: 1 ADU (internal/attached/detached)
- –Lots with >1 principal dwelling (duplex/multifamily): 0 ADUs
Owner Occupancy
- –Owner must occupy either the primary dwelling or the ADU.
Parking
- –Internal/Attached ADU: 1 space; Detached ADU: 2 spaces. No max specified. On same parcel; tandem not counted; conversions may require replacing lost garage spaces; detached two spaces may not be tandem.
Rental Restrictions
- –ADU may only be rented if the owner occupies the primary residence (at least 200 days/yr).
- –Short-term rentals prohibited; rentals must be 30+ consecutive days.
- –Internal/attached ADU cannot be rented separately; if the owner stops permanently residing, the ADU must be vacated.
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 Utah municipalities
Rules change at the town line. Check the municipality your property is actually in.
Millard County