You can't go to the grocery store without noticing it: aisles and aisles of Halloween candy. It's okay, we all do it, but before you stock up, one, two, or even three times this spooky season, you might want to make sure you're getting North Dakota's favorite Halloween candy pick for 2025. USA Today posted a study that was conducted by Instacart, revealing each state's favorite Halloween candy this year. (Also Read: North Dakota's Favorite Halloween Movie Is Lame)The source found that the number one pick for Halloween candy in the United States is, you guessed it, Reese's Peanut Butter Cups. Now that we've discussed which candy is the most popular in North Dakota, let's take a look at what have been the most popular Halloween costumes in North Dakota over the years.