2015 GREAT ALLENTOWN FAIR (LAST DAY OF FAIR) Venue: Maingate Night Club Day: Monday Date: Sep 07, 2015 07 / Sep / 2015 It's the Last Day/Night of the Great Allentown Fair. Don't Leave summer without seeing us there :) Open 1pm til 11pm FREE NO COVER ALL NIGHT LONG!! must be 21+