Hidden Lake   Be the first to submit input for Hidden Lake. If you have info on Hidden Lake, Northern Cascade Range, Skagit County, Washington please submit it here to improve this web site.          These outdoors activities are available near Hidden Lake.   Lakes Near Hidden Lake: Bouck Lake, Whatcom County, 9 miles away Boulder Lake, Skagit County, 12 miles away   Public Lands Near Hidden Lake: Rockport State Park, Washington, 29 miles away Wenatchee National Forest, Washington, 38 miles away Lake Chelan National Recreation Area, Sedro-Woolley - WA, 69 miles away North Cascades National Park, Sedro-Woolley - WA, 69 miles away Ross Lake National Recreation Area, Sedro-Woolley - WA, 69 miles away   Camp Grounds Near Hidden Lake: Mineral Park Campground, Skagit County, 2 miles away Marble Creek, -blank-, 7 miles away Newhalem, -blank-, 9 miles away Newhalem Campground, Whatcom County, 9 miles away   Hiking Trails Near Hidden Lake: Hidden Lake Trail, Skagit County, 2 miles away        5.8 hiking miles, 2693 feet elevation difference Pyramid Lake Trail, Whatcom County, 10 miles away        2.2 hiking miles, 1153 feet elevation difference Sulphur Mountain Way, Snohomish County, 12 miles away        3.8 hiking miles, 4270 feet elevation difference   Whitewater Near Hidden Lake: Cascade River, SkagitCounty, 4 miles away       Class II - 6 miles long (Mineral Park to Marble Creek Campground) Cascade River, SkagitCounty, 7 miles away       Class V - 8.1 miles long (Marble Creek Campground to Bridge Close to Skagit confluence) Skagit River, WhatcomCounty, 10 miles away       Class II-III+ - 8.9 miles long (Goodell Creek to Copper Creek)