Mount Washington Cog Railway

Scenic railway · New Hampshire

Autumn foliage at Mount Washington Cog Railway
Photo: King of Hearts / Wikimedia Commons, CC BY-SA 4.0

The world's first mountain-climbing rack railway has hauled passengers up Mount Washington's west slope since 1869. Biodiesel and vintage steam locomotives grind up a 37% grade past treeline, fall color giving way to alpine tundra near the 6,288-foot summit.

Best for: Historic rail trip to the summit

Don’t miss

  • Operating since 1869
  • Steam and biodiesel locomotives
  • Climbs above treeline to New England's highest summit
2026 Forecast

Color nearby peaks: October 6–October 10

Color builds from September 23 · mostly bare by October 29

Color starts: September 23Peak: October 8Bare: October 29AugustDecember

Method: daily ERA5 temperatures drive a photoperiod + chilling phenology model, sampled at Mount Washington Cog Railway’s own coordinates and elevation (1174 m) rather than a regional average. Estimates, not promises — check locally before you plan a trip around it.

Mount Washington Cog Railway on the map

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Peak October 12 2026 forecast

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Color nearby peaks October 11 2026 forecast

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Color nearby peaks October 20 2026 forecast

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Frequently asked

When does Mount Washington Cog Railway peak in 2026?
Peak color is predicted for October 6–October 10 (best estimate October 8). Color starts around September 23 and is mostly bare by October 29.
What is Mount Washington Cog Railway best for?
Historic rail trip to the summit.

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