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Offices Closed for Thanksgiving Holiday: All county offices will be closed on Thursday, Nov. 23, and Friday, Nov. 24, for the holiday. This includes parks offices, public works, courts and all other administrative offices. Offices will re-open Monday, Nov. 27.

Historical Commission


The Collin County Historical Commission helps preserve and educate on the rich history of this county by:

  • Initiating and conducting programs and activities for the preservation of our historical heritage 
  • Marking, interpreting, preserving and accumulating information on our history and landmarks
  • Serving as an umbrella organization for all public and private historical groups in the county, in order to encourage, support and promote these groups’ activities 

Latest News

Where We've Been and Where We're Going

Historic Collin County Courthouse

Our Roots: The History of Collin County, So Far

Events Calendar: Find Out What’s Happening Around the County

Heritage Directory: Look Up Local Historical Groups and Museums

Resources: Find What You Need to Preserve and Educate