Polk Valley Park 2068 Polk Valley Rd, Hellertown, PA18055 Polk Valley Park is Lower Saucon Township's newest park. The park is situated along Polk Valley Road near the Saucon…More Valley School District campus and is noteworthy for its athletic fields and hilly terrain. A number of trails along the hillside provide scenic views of the Polk and Saucon valleys. The park is also home to the Polk Valley Dog Park, which features separate areas for large and small dogs and seating for owners. The fenced-in dog park occupies slightly more than an acre of land and includes waste receptacles and "Mutt mitts" for use in the disposal of dog waste.