Mile High Flea Market is a year-round, open-air shopping and gathering place where all kinds of people come to buy and sell new and used stuff-and just spend the day outside. Our diverse and festive 80-acre marketplace is filled with shops selling new merchandise at discounted prices, as well as a huge flea market with all kinds of bargains-from tools and furniture to toys and clothes. Mile High Flea Market also features plenty of antiques, kids rides and yummy foods, plus Colorado's only year-round farmers market, with fresh produce, pastries and plants.