Directions & visitor info

Directions to the North Cascades Environmental Learning Center

From west of the Cascades: Take Interstate 5 to exit 230, North Cascades Highway/State Route 20 East. Drive 65 miles to Diablo Dam Road, milepost 127.5. Turn left, drive over Diablo Dam, turn right and park at the end of the road in the lot. Estimated time from Seattle: 3 hrs, Bellingham: 2 hrs, Sedro-Woolley: 1.5 hrs.

From east of the Cascades: Take North Cascades Highway/State Route 20 West. Drive 35 miles west from Washington Pass to Diablo Dam Road, milepost 127.5. Drive over Diablo Dam, turn right and park at the end of the road in the lot. Estimated time from Winthrop: 1.5 hrs.


Visitors Guide

Frequently-Asked Questions

North Cascades National Park

North Cascades Highway current conditions