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SetbackIQ

Suburban (S-) single unit in Denver

Applies to district codes matching S-SU.

Rules last checked by a person on October 19, 2026. Guidance only; confirm with Denver before you build.

Shed

Height, no zoning permit (Minor Detached, Option B)14 ft, 1 storyMinor Detached standards read the same across the S-, E- and U- contexts; confirmed in Article 5.Confidence: medium
Side interior setback (General Detached)0 ft if entirely in the rear 35% of the lot, otherwise 5 ft (3 ft on lots 30 ft wide or less)
Rear setback (General Detached)5 ft (0 ft on an alley when doors don't face it)
Height with a zoning permit (General Detached)1 story, 17 ft, bulk plane 10 ft at 45°

Garage

Height1 story, 17 ft; bulk plane 10 ft at 45°
LocationAt least 10 ft behind 75% of the front facade
Side interior setback0 ft entirely in rear 35% of lot; otherwise 5 ft (3 ft on lots 30 ft wide or less)
Rear setback5 ft; on an alley 5 ft if doors face the alley, 0 ft if they don't
Footprint1,000 sq ft per unit; length 36 ft per unit (S-SU)

ADU

HeightOption A: 1 story, 17 ft. Option B: 2 stories, 24 ft
LocationRear 50% of the lot depth
Side setback3 ft (lots 25 ft wide or less), 5 ft (under 62 ft), 7.5 ft (62 ft or wider)
Rear setback10 ft (Option A) or 20 ft (Option B)
Footprint864 sq ft on lots of 7,000 sq ft or less; 1,000 sq ft on larger lots

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