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.

Cooperative Purchasing Information

For more information, please contact Gina Zimmel, Collin County Cooperative Purchasing Coordinator, (972) 548-4119 or Email:


If your entity would like to enter into an interlocal agreement with Collin County, click here for a template.