Offices Closed for Memorial Day: All county offices will be closed on Monday, May 28, for the holiday. This includes parks offices, public works, courts and all other administrative offices. Offices will re-open Tuesday, May 29.

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.