Shed permit rules in Boulder, CO — also referred to as storage shed, backyard shed, or accessory building regulations — set size limits, setbacks, and when a building permit is required.
Boulder allows small sheds without permits (typically under 120 to 200 sq ft). Larger structures need building permits. Setback requirements apply.
Boulder building code typically exempts small accessory structures under 120 to 200 sq ft from building permits (threshold varies by city). Must be single-story, not habitable, and meet setbacks. Larger structures require permits. Electrical connections require separate permits. Sheds cannot be used as living quarters. HOAs may restrict size, placement, and appearance. Snow load requirements apply in many Colorado communities - check local building code for roof load specifications.
Unpermitted structure: retroactive permit with penalty. Non-compliant setback: modification or removal.
Boulder, CO
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See how Boulder's shed rules rules stack up against other locations.
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