Building

Douglas County Building staff is preparing to adopt the 2018 International Building, Residential, Plumbing, Mechanical, Fuel Gas, Energy Conservation and Fire Codes with amendments.  If approved by the Douglas County Board of  Commissioners in late October, they would become effective November 1, 2019.

new home being built - wood frame stage

Are you building in unincorporated Douglas County?  If so, you’ve come to the right place and we want to make sure you have all the information you need.  Here you can apply for permitsschedule inspections or learn about the 2009 IECC Compliance and Design Criteria for homes in Douglas County, and associated building fees.  You can also find information on Grading, Drainage and Erosion Control,  Wildfire Mitigation and Zoning, as well as Building Codes currently adopted by  Douglas County.   You can also search for permitscontractors and schedule inspections online!

You can request an account to apply online for a construction meter, mechanical permit, or roofing permit.

Not sure if your building address is in unincorporated Douglas County, use our Address Jurisdiction verification.   If your building project is in Castle Pines, Castle Rock, Lone Tree or Parker, you will need to contact their Building Departments.

We also offer an Over-the-Counter, (OTC) plan review process for limited residential construction projects.  Contractors may also view Contractor Registration Requirements in Douglas County.