Garage / Carport Permit Requirements in Centennial, CO
Centennial is a city of 106,883 residents in Colorado that follows the 2018 building code. Whether you need a building permit for your Garage / Carport project depends on the scope of work — here's what Centennial's building department requires.
When you DON'T need a permit
Small detached garages (120 sq ft or less) may be exempt in Centennial, CO.
Source: City of Centennial Code / 2018 IRC
When you DO need a permit
Detached garages over 120 sq ft require a building permit in Centennial, CO.
Estimated fee: $270 – $1,170
Typical timeline: About 2 weeks
Source: City of Centennial Code / 2018 IRC
Attached garages require a building permit in Centennial, CO.
Estimated fee: $315 – $1,350
Typical timeline: About 2 weeks
Source: City of Centennial Code / 2018 IRC
Carports require a building permit in Centennial, CO.
Estimated fee: $190 – $810
Typical timeline: About 2 weeks
Source: City of Centennial Code / 2018 IRC
Converting a garage to living space requires permits in Centennial, CO.
Estimated fee: $240 – $1,010
Typical timeline: About 2 weeks
Source: City of Centennial Code / 2018 IRC
Detached garages and carports may require zoning approval for setback and lot coverage compliance. Garage conversions to living space may trigger zoning occupancy requirements.
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Frequently Asked Questions
Estimated permit fees for Garage / Carport projects in Centennial, CO range from $270 – $1,170. Fees vary based on project scope and valuation.
It depends on the specifics of your project. Some smaller Garage / Carport projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.
Working without a required permit in Centennial can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.
Typical approval time for Garage / Carport permits in Centennial is About 2 weeks. More complex projects may take longer if plan review is required.
Learn More About Garage / Carport Permits
Read our complete guide covering permit requirements, costs, common exemptions, and the application process.
Read Garage / Carport Guide →