The Downtown Nampa Community Association’s 36th Annual Trick-or-Treating Block Party in Downtown Nampa is coming up. All ages can trick-or-treat in a safe fun environment with Food trucks, live music and performances, plus a maze and train rides. All the trick or treating fun happens Thursday, October 24th from 4:00 – 7 pm in downtown Nampa with street closure on 1st St. S. & 13th Avenue S & 14th Avenue S.