North Cascades N Park Newhalem AreaThere is a group of 5 different campgrounds in this area within the national park on State Highway 20. Take Highway 20 off Interstate 5 and travel approximately 60 miles. There are approximately 400 total sites available. Many sites will accommodate big r State: Washington City: Sedro-Woolley Nearest Town: Newhalem Status; Official Cost: 10 or less Nearest Road: Paved Scenery Rating: 5 Months Opened: Seasonal or Year Round Extras: Water Dump Station -