Collin county detention center address A return name and address must appear on the envelope. And the Collin County county jail releases inmates who pay their bonds or qualify for probation or parole. The official county government website for Collin County to find government documents and services, and contact county elected officials, including elections, land records, jury duty, court cases, county sheriff, county jail, district attorney, property taxes, vehicle registrations, animal control, job openings, auctions, sales and foreclosures. May 1, 2025 ยท Find answers to common questions about Plano TX Police Department, including arrests, reports, patrols, and community programs. Find answers to common questions about Prosper TX Police Department, including arrests, reports, patrols, and community programs. It is located in McKinney, Texas. If you need help searching for an inmate, please contact Collin County jail. Courtyard Center. 3452 Spur 399 McKinney, TX 75069. Collin County officials are aware of the challenges facing the jail and are working to address them. oyzosghbkitflrpoclxgikqrkssqprpxrndkfsvjwtcmvpbhetqhrehjfnwkypshtzsxjwdhjql