I'll just post the basic info here and you can check at their website for more detailed information.
DATE OF PARADE: MAY 21, 2017
TIME: 1:30 P.M.
PLACE: Bay Ridge, Brooklyn
Steps off at 80th street and Third Avenue at 1:30 PM, rain or shine, and proceeds along Third Avenue, turns right at Bay Ridge Ave (69th street) up to Fifth Avenue, makes a left onto Fifth Avenue, marching along Fifth Avenue to 67 street, makes a right on 67 street - marching along the park up to the reviewing stand between 6 and 7th avenue. Website address is http://www.may17paradeny.com/