Town Hall Address 20120 E. Main St. Parker, CO 80138 United States- Douglas County Website https://parkerco.gov Town Clerk 303-805-3198 20120 E. Main St. Parker, CO 80138 United States Tax Collector 303-841-0353 20120 E. Main St. Parker, CO 80138 United States Town Hall Hours Monday - Friday: 8:00 AM - 5:00 PM County Douglas