Thornton Lakes   Be the first to submit input for Thornton Lakes. If you have info on Thornton Lakes, Northern Cascade Range, Whatcom County, Washington please submit it here to improve this web site.          These outdoors activities are available near Thornton Lakes.   Lakes Near Thornton Lakes: Bouck Lake, Whatcom County, 10 miles away Boulder Lake, Skagit County, 16 miles away   Public Lands Near Thornton Lakes: Rockport State Park, Washington, 22 miles away Lake Chelan National Recreation Area, Sedro-Woolley - WA, 59 miles away North Cascades National Park, Sedro-Woolley - WA, 59 miles away Ross Lake National Recreation Area, Sedro-Woolley - WA, 59 miles away   Camp Grounds Near Thornton Lakes: Group Campground, Whatcom County, 4 miles away Upper Goodell Group Campground, -blank-, 5 miles away Goodell Campground, Whatcom County, 5 miles away Newhalem Campground, Whatcom County, 5 miles away   Hiking Trails Near Thornton Lakes: Hidden Lake Trail, Skagit County, 12 miles away        5.8 hiking miles, 2693 feet elevation difference Pyramid Lake Trail, Whatcom County, 14 miles away        2.2 hiking miles, 1153 feet elevation difference Sourdough Lookout Trail, Whatcom County, 17 miles away        16.4 hiking miles, 5982 feet elevation difference   Ski Areas Near Thornton Lakes: Mt.Baker, Washington, 24 miles away       1500 foot drop, 8 lifts, 38 runs   Whitewater Near Thornton Lakes: Skagit River, WhatcomCounty, 4 miles away       Class II-III+ - 8.9 miles long (Goodell Creek to Copper Creek) Skagit River, SkagitCounty, 5 miles away       Class I-II - 16.4 miles long (Copper Creek to Rockport) Bacon Creek, Whatcom/SkagitCounty, 7 miles away       Class II+(IV) - 6 miles long (Falls Creek to Skagit River confluence)