View all Golden Gate Canyon homes for sale and real estate, located in Golden, Colorado. Golden Gate Canyon homes for sale and real estate listings are updated daily from the Multiple Listing Service (MLS). The state park – Golden Gate Canyon State Park – is almost 12,000 acress in Jefferson and Gilpin Counties. Established in 1960, it features over 35 miles of hiking trails, cabins and yurts for rent, trails for mountain biking, fishing and hunting and areas for picnics.