It is the main transfer point between the Hudson Line's local and express service and marks the northern endpoint of third-rail electrification on the route.

The present station dates from the late 1950s, and was expanded to a multi-level facility in 1988.

[5] Trains continuing north of Harmon, including the flagship 20th Century Limited, would exchange their electric locomotive for a steam or diesel locomotive to continue the journey to points north and west.

[6][better source needed] The Berkshire Flyer began running on July 8, 2022, providing direct service to Pittsfield on summer weekends.

A great number of spots are reserved for long-term permit holders and village residents.