Back to Zoning DistrictsDenver Zoning Code
U-SU-BUrban
U SU B
Purpose
4,500 sq ft lots; slightly larger than A; duplex permitted on corner lots in B2 variant.
Height & Scale
Story RangeUp to 2.5 stories (≈35 ft)
Building Placement
Build-to (Primary)Moderate front setbacks with porches or stoops extending into setbacks; garages accessed from alleys.
Design Standards
Transparency (Primary)Human scale with front porches or stoops, prominent entrances and windows; garages subordinate to primary façade.
Permitted Uses
Single-unit dwellings; accessory dwelling units and limited home occupations
Typical Application
Compact urban neighborhoods with regular street grid and alleys
Quick Reference
CodeU-SU-B
FamilyUrban
StoriesUp to 2.5 stories (≈35 ft)
TransparencyHuman scale with front porches or stoops, prominent entrances and windows; garages subordinate to primary façade.
Properties Zoned U-SU-B(0)
No published properties currently zoned U-SU-B.
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