

ADUs are allowed in Oklahoma CityTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Oklahoma City, OK
Is your property eligible for an ADU?
# of Properties
192,825
Owner-occupied
64%
Zoning districts
35
Avg Home Value
$272,347
Median Lot Size
0.18 acres
Avg Income
$80,619
Residential Types:
192,825 housing units
Other
100%
Zoning Districts:
285,681 parcels · 35 districts
R-1
56%(159,548)
PUD
19%(53,194)
R-2
6%(17,082)
AA
5%(14,508)
Other
14%(41,349)
ADU Rules
What can you build in Oklahoma City, OK?
Oklahoma City, OK 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 internal in-home apartment size of 950 square feet.
Detached ADU Size Limits
- –Maximum detached accessory dwelling unit size of 950 sq ft.
Max Units
- –1 ADU per parcel (detached, attached, or internal); 0 ADUs on two-family and multifamily lots
Owner Occupancy
- –No owner-occupancy required; hosting ADU must be on host's parcel
Parking
- –0 or 1 space/ADU; 0 allowed only if curb-to-curb street frontage ≥26 ft or ADU ≤600 sq ft; on paved, uncurbed streets, 1 space is required; no spaces in front of the principal dwelling; garage spaces may count toward ADU if the principal dwelling's parking is also met; improved alley may provide primary access.
Rental Restrictions
- –Short-term rentals allowed only as home sharing on the same parcel as the host's primary residence with the host occupying; special exception required; cap at 10% of dwelling units per block; must comply with STR rules (stays <30 days, licensing, taxes); no express long-term rental restrictions.
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 Oklahoma municipalities
Rules change at the town line. Check the municipality your property is actually in.
Canadian County
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