The most popular Halloween candy in America for 2025 is Reese's Peanut Butter Cups. This chocolate treat topped the list based on data from Instacart and DoorDash showing the highest sales and popularity nationwide during the Halloween season. Close runners-up include Peanut M&M's, classic M&M's, Kit Kat, and Snickers, with chocolate candies dominating the overall preferences. Sour Patch Kids and Haribo Goldbears are notable gummy candy exceptions in the top ranks. Regional favorites vary, but Reese's reigns supreme across the country.