Built as part of the original development of Castle Pines North in the 1980's, The Retreat Park features 5 acres with the following areas:

• Large playground area with picnic areas and a covered shelter
• Playground with a covered picnic pavilion & BBQ grill
• Multi-purpose field (football/soccer/lacrosse/volleyball)
• Baseball practice field
• Walking trail

The park is located on Tangleoak Drive, in the Retreat neighborhood.