Colville National Forest driving roads

1 road and 43 mapped miles. Pick a road to see its route, character and access notes.

Sherman Pass (SR 20) is Washington's highest maintained pass, and the only major one kept open year-round rather than gated for winter.

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Sherman Pass · SR 2043.3 mi · Medium speed · Difficulty 1/343 miles of State Route 20 between Republic and Kettle Falls, crossing Sherman Pass (5,575 ft) — Washington's highest maintained mountain pass and the only one of the state's major passes kept open year-round. Part of a designated National Forest Scenic Byway through the Colville National Forest.

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