ADU Rules: Owasso vs Tulsa
How do adu rules rules compare between Owasso, OK and Tulsa, OK?
Owasso and Tulsa have similar restriction levels.
Owasso, OK
Tulsa County
Owasso Zoning Code regulates accessory dwelling units through its local zoning ordinance (Ordinance 1131). ADUs may be permitted in certain residential districts subject to local planning department approval. Detached accessory buildings in residential rear yards cannot cover more than 20% of the minimum required rear yard and total floor area cannot exceed 500 sq ft. Contact Planning at (918) 376-1540 for ADU eligibility.
View full Owasso rules →Tulsa, OK
Tulsa County
Tulsa Zoning Code Chapter 45 (Accessory Uses and Structures) governs ADUs. Tulsa has been progressively liberalizing ADU rules. The Neighborhood Infill Overlay allows ADUs in certain residential districts without special approval. The Urban Residential Overlay (URO) permits ADUs and live-work units. Live-work units are restricted to 50% work area, capped at 2,500 sq ft. ADUs may include backyard cottages, garage apartments, and basement apartments.
View full Tulsa rules →Key Facts Comparison
| Fact | Owasso | Tulsa |
|---|---|---|
| Zoning Code | Ordinance 1131 | - |
| Max Floor Area | 500 sq ft (accessory buildings) | - |
| Max Coverage | 20% of required rear yard | - |
| Contact | Planning (918) 376-1540 | - |
| Code Section | - | Ch. 45 (Accessory Uses) |
| Infill Overlay | - | ADUs by right in some districts |
| Live-Work Cap | - | 50% work area, 2,500 sq ft max |
| Types | - | Cottage, garage apt, basement apt |
Highlighted rows indicate differences between cities.
Owasso FAQ
Can I build an ADU on my property in Owasso?
Owasso Zoning Code regulates accessory dwelling units through its local zoning ordinance (Ordinance 1131). ADUs may be permitted in certain residential districts subject to local planning department approval. Detached accessory buildings in residential rear yards cannot cover more than 20% of...
What are the size limits for an accessory dwelling unit in Owasso?
Zoning Code: Ordinance 1131. Max Floor Area: 500 sq ft (accessory buildings). Max Coverage: 20% of required rear yard. Contact: Planning (918) 376-1540.
Tulsa FAQ
Can I build an ADU on my property in Tulsa?
Tulsa Zoning Code Chapter 45 (Accessory Uses and Structures) governs ADUs. Tulsa has been progressively liberalizing ADU rules. The Neighborhood Infill Overlay allows ADUs in certain residential districts without special approval. The Urban Residential Overlay (URO) permits ADUs and live-work...
What are the size limits for an accessory dwelling unit in Tulsa?
Code Section: Ch. 45 (Accessory Uses). Infill Overlay: ADUs by right in some districts. Live-Work Cap: 50% work area, 2,500 sq ft max. Types: Cottage, garage apt, basement apt.
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