Taxes in Douglas County

For current tax information please visit the Assessor’s Office or the Treasurer’s Office.

Real Property Assessments (Fair Market Valuations)

Commercial Real estate in Colorado is assessed at 29 percent of its fair market value. Real property tax bills are based on the real property assessment and the real property tax rate. Questions about real property assessments or fair market valuations should be directed to the Office of the Assessor.

Real Estate Taxes

Real estate taxes are based on real property assessments and the real property tax rate, which is set annually by the Board of County Commissioners. Real estate taxes are assessed once a year in Douglas County.

Special Districts

A special district is an independent unit of local government organized to perform a single governmental function or a restricted number of related functions. Special districts usually have the power to incur debt and levy taxes.  Examples of special districts are metropolitan and water and sanitation districts. Douglas County has more than 160 special districts.

Personal Property Assessments

Personal property tax is levied each calendar year on all business personal property assets, such as machinery, equipment and any other articles related to the operation of the business. Businesses are statutorily required to file a personal property declaration with the Assessor each year by April 15th, listing all assets owned as of January 1, excluding any inventory, along with information regarding the original date and cost of acquisition for those assets. Business personal property is assessed at 29% of the actual value.
Motor vehicles, trailers, campers, mobile homes, boats and airplanes with “situs” in the county also pay personal property taxes as part of vehicle registration. A vehicle has situs for taxation in the county if it is garaged, parked, or stored in the county, or if it is registered to a county address with the Colorado Department of Motor Vehicles.

Department of Community Development

Economic Development

100 Third Street
Castle Rock, CO 80104
Phone: 303.660.7460
Fax: 303.379.4198

Office Hours

8:00 a.m. - 5:00 p.m.

Department Contacts

Becky Nelson
bnelson@douglas.co.us