Muni-meters and parking meters in Nyack are in effect daily from 11 AM until 6 PM and from 11 PM - 6 AM. Parking is $.75 per hour. There is free street parking one block north of Hopper House and on adjacent side streets.
By Train (from NYC)
Take Metro North Railroad from Grand Central to Tarrytown. From Tarrytown Station, take Tappan Zee Express Bus (except Sundays) to the Artopee Way stop in Nyack (a five minute walk to Hopper House. see above map). Taxis are available at Tarrytown Station.