The short line bus comes from the port authority to the front of the hotel; the metro north train has a stop across the river from us in Peekskill then you would need to take a taxi; or Uber
You can also backpack in along the Appalachian Trail! Cautionary note, the Harriman Park section is widely considered to be a stress test for thru hikers headed north into the White Mountains and into Maine.
It would be the easiest to just take a cab but as stated above there are buses
Bus
Some busses go there. Depending on where you are.
Thanks! Your answer is awaiting moderation.