Happy Halloween Week! Celebrate to the fullest and get into the Halloween spirit by attending these Oak Park and River Forest events. Catch all this spooky, scary family fun that will lead right up to Halloween night, just in time for Trick-or-Treating! Before diving into all the events taking place in your neighborhood, let’s knock out the most important thing first: Trick-or-Treating hours! Make sure to have your costumes on and candy bags, pillowcases, or baskets ready by 3 or 4 depending on your neighborhood! Official trick-or-treating hours: Oak Park: 4 p.m. - 8 p.m. River Forest: 3 p.m. - 7 p.m.