October 31 because that's Halloween even though it's a Wednesday this year.
73% (190 votes)
Tuesday, October 30, this year - not on a Wednesday.
4% (10 votes)
the Saturday before Halloween - October 27.
10% (27 votes)
The city shouldn't set anything; people should Trick-or-Treat whenever they choose.
13% (35 votes)
Total votes: 262