About Us

The Delaware County Park Police is a county-wide police force, responsible for providing police services and fire safety for all parks, trails, physical property, and government buildings of Delaware County, Pennsylvania. Our department prides itself in being the only police department in Delaware County that has county-wide jurisdiction, as every municipality has either its own police department or is patrolled by the Pennsylvania State Police. The Delaware County Park Police provides police services for the Delaware County Department of Special Events and handles roughly 170,000+ vehicles and 500,000+ visitors of Delaware County parks and buildings yearly. In addition, our department is responsible for the issuance of identification cards and for the security of all county employees and persons utilizing said properties and facilities.

The Delaware County Park Police has 86 sworn police officers who maintain foot and vehicle patrols 24/7, 365. The Delaware County Park Police also employs a Civilian staff of Security & Fire Safety Specialists and Administrative Assistants who assist both Park Police and Delaware County Constables in daily operations. Officers, supervisors, and command staff continue their training through annual refreshers in skills such as, basic First Aid, CPR, AED, Narcan, and firearms in accordance with courses approved by the Delaware County Police Chief's Association and the Municipal Police Officers’ Education and Training Commission (MPOETC). Our officers also attend courses offered by the District Attorney's Office, the Police Academy at Delaware County Community College as well as numerous training locations around the area for special skillset classes and seminars.

The Delaware County Park Police contains multiple divisions and units within the department as well as a joint task force comprised of members of the Park Police, Delaware County Sheriff's Office, and the Delaware County District Attorney’s Office known as the Special Response Team (SRT). Other divisions and units include Patrol Division, Detectives Division, Fire Safety Division, Training Division, Communications Division, and our Bike Patrol Division. To learn more about each division or unit please visit our “Divisions” page.

See our “Message from the Chief” page to learn more about our Chief of Police, John Deihl.

Mission Statement

We the members of the Delaware County Park Police Department are dedicated to service through excellence in performance. Our core values are to provide excellent service and protection to those who visit our many parks, buildings, and properties. We strive to reduce the incidence and fear of crime while making Delaware County a safe place to live, work, and visit.



We believe in order to provide effective service, we must develop and maintain an atmosphere of mutual trust with anyone we encounter.


We believe in treating others as we would like to be treated, honoring individual dignity as well as community diversity.


We believe in traditional values and subscribe to the highest moral and ethical standards. By being responsible for our actions we will ensure our behavior builds credibility.


We are dedicated to our goal, which is providing the citizens and visitors of Delaware County parks, buildings, and properties, a safe place to work, visit, and live.


We believe in delivering a level of service which will reflect the pride we have in our department.

Contact Us

John S. Deihl
Chief of Police
201 W. Front Street
Media, PA 19063

Mitchell J. Rock
Captain of Police
201 W. Front Street
Media, PA 19063

Contact Us

  •   201 West Front Street,
         Media, PA 19063
  •   8:30AM - 4:30PM
           Monday - Friday
  •   610-891-4000
  • webmaster@co.delaware.pa.us

About Delaware County

Delaware County, presently consisting of over 184 square miles divided into forty-nine municipalities is the oldest settled section of Pennsylvania.

Read more