Costco Halloween Candy 2025. Buying in bulk is smart! Costco’s halloween tower of terror treats — which includes an array of candies, cakes, and other sweet treats — is currently $5 off and on sale at the retailer for just $29.99.
Shop costco.com’s large selection of candy. We compared large bags of candy from costco, amazon, walmart, and target to see whether costco’s halloween candy deals are as good as we think.