Rhyolite Park is located in the southeast corner of Castle Rock in the Crystal Valley neighborhood. The park hosts one full-sized synthetic turf field and is broken into four smaller 7v7 fields as necessary. The park is used for practices and games.
There is ample parking in lots around the complex. Cars parked illegally are subject to a fine and towing at owner's expense. Handicapped parking is available.
Rhyolite Park offers access to restrooms, and water.
Dogs are allowed on the grounds, but not on the synthetic turf fields. Smoking is not permitted on any field.