Sergeant Jon Thornhill
Hours: 8:00 a.m. – 4:00 p.m.
Days: Monday thru Friday
The Tyler Police Department is charged with the security of the City of Tyler and its citizens. The integrity and reputation of the department depends, to a great extent, upon the manner in which the members of the department perform their varied and difficult duties. The performance of these duties involves employees in all manner of contact and relationships with the public.
It is the policy of the Tyler Police Department to require an appropriate investigation of all complaints, including anonymous complaints, against the department or its employees.