Offices Closed for Christmas: All county offices will be closed on Monday, Dec. 24, and Tuesday, Dec. 25, for the holiday. This includes parks offices, public works, courts and all other administrative offices. Offices will re-open Wednesday, Dec. 26.


Collin County Law Library
Located on the 2nd floor of the Collin County Courthouse
2300 Bloomdale Road
McKinney, TX 75071


The Probate indexes go back to 1845. We also have public computer imaging from 1987 to present or the actual files may be viewed.

Other historical records may also be viewed online using the Genealogy Corner section of the County Clerk's website.

You may also visit Texas Genealogy, The TxGen Web Project