• Hours

    Open Tuesday- Sunday
    Closed Monday and all winter holidays
    (Thanksgiving, Christmas & New Year’s)

    April 1st through October 31
    10:00 am – 5:00 pm

    November 1 through March 31
    10:00 am – 4:00 pm

    Fees

    NYS Entrance Fee of $8 per vehicle is collected from April through November. (subject to change) Advance reservations for all large passenger vehicles is required, please call ahead for information, 631.581.1002.

  • Location

    440 Montauk Highway
    Great River, NY 11739

    GPS Coordinates
    40.739184,-73.162858

    • Closed on Monday’s

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    This event has passed.
    Event:
    Closed on Monday’s
    Date:
    December 17, 2012
    Updated:
    October 5, 2012
    Schedule:
    Every week until December 31, 2012 (See all)

    The Arboretum is closed each Monday except for certain summer holidays such as Memorial Day, Labor Day and Columbus Day. 

    The Hidden Oak Cafe is also closed each Monday except for certain summer holidays.  Call  (631) 277-3895 with any questions on cafe hours of operation, information on hosting a party or any other restaurant related questions.

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