Staunton State Park is a Colorado state park in Park and Jefferson counties, located 6 miles west of Conifer, Colorado. The 3,908-acre park, which opened on May 18, 2013, includes dramatic rock outcroppings, several streams and a waterfall. On December 4, 2012, the property was also listed on the National Register of Historic Places as Staunton Ranch-Rural Historic Landscape. The park was created out of a gift by Frances H.