US Building DepartmentPermit & inspection directoryBrowse states

Colorado county guide · geographic index

Washington County building permits, inspections & zoning

Use this page to orient your search for the authority that handles building permits, plan review, inspections, zoning, and certificates of occupancy in Washington County, Colorado.

State-specific context

What to verify in Colorado

Colorado is highly local for permitting. Home-rule municipalities and counties may adopt their own codes, so the property jurisdiction is the first research step.

Home-rule and local administration. The county may provide some services, but an address inside an incorporated city or another local jurisdiction may be served by a separate building department.

Your next steps

How to find the right permit office

  1. 01Identify the exact property address and municipality.
  2. 02Check whether the city, town, township, borough, parish, county, or regional authority serves that address.
  3. 03Ask which permits, zoning approvals, plan reviews, and inspections apply to the project.
  4. 04Save the official portal, permit number, approved plans, and inspection instructions together.