Accessory Structures in Oklahoma City, OK (2026)
5 verified accessory structures rules for Oklahoma City, Oklahoma, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Oklahoma City Ordinance 27847 amended Chapter 59 (Zoning) to allow Accessory Dwellings as a conditional use in R-1, R-2, R-3, and R-4 residential districts. Maximum floor area is 950 sq ft, with one ADU per parcel. Manufactured homes are prohibited as ADUs.
ADU Rules. Oklahoma City
Some RestrictionsOklahoma City Municipal Code, Chapter 59, Sec. 59-9350 (Standards for Accessory Dwellings), Ord. No. 27,847 (2025)
F. General Standards 1. A maximum of one Accessory Dwelling per parcel is permitted. The Accessory Dwelling may be any one of these types: a. Detached... b. Attached... c. Internal... 2. One family is permitted per Accessory Dwelling. 3. Accessory Dwellings shall be addressed separately from the Primary Dwelling. 4. The Accessory Dwelling shall not be divided from the property ownership of the ...
ADU Owner Occupancy
Building or living in an accessory dwelling in Oklahoma City carries no owner-occupancy mandate, but renting it out short-term does require the owner to live in the main house.
Oklahoma City ADU Owner-Occupancy Rule
Some RestrictionsOklahoma City Code § 59-9350.2.1(G)(2)
Accessory Dwellings shall only be used for Home Sharing/Short Term Rental as defined in Chapter 13 Section 13-500 Definitions and according to 59-9350 Standard for specific uses if the Accessory Dwelling is located on the same parcel as the host's primary residence and the host's primary residence is occupied by the host at the time of the rental. A special exception for home sharing/short term...
ADU Rental Restrictions
Oklahoma City accessory dwellings can't be rented as a separate long-term unit: under § 59-9350.2.1.G.2, they can only be used for home sharing/short-term rental, and only while the host lives in the primary residence on the same parcel.
OKC ADU Rentals Limited to Owner-Occupied Home Sharing
Significant RestrictionsOKC Zoning Code § 59-9350.2.1.G.2
Accessory Dwellings shall only be used for Home Sharing/Short Term Rental as defined in Chapter 13 Section 13-500 Definitions and according to 59-9350 Standard for specific uses if the Accessory Dwelling is located on the same parcel as the host's primary residence and the host's primary residence is occupied by the host at the time of the rental. A special exception for home sharing/short term...
Shed & Carport Rules
Oklahoma City requires a building permit for any carport and caps width at 12 feet for a single driveway or 24 feet for a double, with a 5-foot minimum setback from the front property line.
Carport Permits and Setbacks in Oklahoma City
Some RestrictionsOklahoma City Municipal Code § 59-12200.3(A)
(1) Any person erecting or constructing a carport, in whole or in part, shall obtain a building permit... (3) All carports shall be located only over an existing paved driveway... (6) No carport used in conjunction with a single-family or two-family dwelling shall exceed 12 feet in width for a single garage and/or driveway, and shall not exceed 24 feet in width for a double garage and/or drivew...
Garage Conversions
Oklahoma City's zoning code requires two off-street parking spaces plus a garage for every single-family and two-family home, so converting your garage into a bedroom or den without replacing that garage space breaks the parking requirement.
Oklahoma City Garage Conversion Parking Rule
Some RestrictionsOKC Municipal Code § 59-10600, Table 10600.1 (Use Units 8200.14 / 8200.16)
TABLE 10600.1: PARKING REQUIREMENTS ... 8200.14 Single-Family Residential 2/du + garage ... 8200.16 Two-Family Residential 2/du + garage