RM-1 Zoning in Tulsa — Low-Density Multi-Family
RM-1 is Tulsa's low-density multi-family district. It allows up to 12 units per acre with a 3,630 sq ft minimum lot area per unit.
RM-1 supports small apartment buildings, larger townhome complexes, and stacked-flat development at a scale compatible with adjacent single-family neighborhoods.
Setbacks are 25 ft front, 5 ft side (10 ft for buildings over 25 ft tall), and 20 ft rear. Maximum building height is 35 feet.
What RM-1 allows
Permitted uses in RM-1
Single-family, two-family, multi-family up to 12 units per acre. Townhome rows. Home occupations.
Setback rules
RM-1 setback requirements in Tulsa
Front setback
25 feet from front property line
Side setback
5 feet each side (10 ft for buildings over 25 ft)
Rear setback
20 feet from rear property line
Height limit
Maximum structure height
35 feet for principal structures
Max density
Allowed density
12 dwelling units per acre
Common uses in RM-1 in Tulsa
- Small apartment buildings (4–12 units)
- Townhome complexes
- Duplex / triplex / fourplex
- Stacked flats
Parking ratio: 1.5 spaces per 1-bedroom unit, 2 spaces per 2+ bedroom unit. Stormwater detention required for impervious area > 0.5 acres.
Verify zoning before you design
Permitly's zoning lookup cross-references Tulsa Zoning Code (Title 42) & Building Regulations (Title 51) against your project so you know what you can build before spending on design.
Related Tulsa zoning districts
RM-0 · Restricted Multi-Family
Setbacks, height & allowed uses
RM-2 · Multi-Family Medium Density
Setbacks, height & allowed uses
RM-3 · Multi-Family High Density
Setbacks, height & allowed uses