Tailgating Facts + Stats: With approximately 50 million enthusiasts nationwide, tailgating in the U.S. is a robust social phenomenon, boasting an annual expenditure of up to $12 billion. Surprisingly, around 35% of tailgaters opt to revel in the pre-game festivities without setting foot inside the stadium. Top Stores for Tailgating Necessities: Walmart dominates the market with a 39% share, followed by Target at 22%, and Amazon at 20%, while other retailers collectively account for the remaining percentage.