DeCordova is open 10 am–5 pm:
Easter Day, Memorial Day, Labor Day, and Columbus Day.

DeCordova is open 10 am–2 pm (early closing):
Christmas Eve and New Years Eve.

DeCordova is closed:
New Year's Day, Martin Luther King Day, President's Day, Patriot's Day, Independence Day, Veterans Day, Thanksgiving Day, and Christmas Day.

DeCordova is closed on Christmas Eve and New Year’s Eve if the holidays fall on a Monday or Tuesday. Otherwise, deCordova closes at 2 pm. DeCordova | Café is closed on select holidays.