Collin County Law Library directions
Collin County Courthouse map
210 S. McDonald St.
Suite 203 (2nd Floor, Main Courthouse Building)
McKinney, TX 75069
The Law Library's mission is to serve at a place that is both convenient and accessible and to maintain a legal reference to the judges, litigants of the county and the residents of Collin County. The Law Library Fund is provided by fees collected in connection with civil suit filings.