Outside Magazine's Run.com recently named the top 10 running cities in the U.S., and Boulder landed at the top of the leaderboard — learn why and see what other cities made the list.
July 28, 2026
Ask runners what makes a great running city, and you’ll get plenty of different answers. Some care about the weather. Others want a strong race scene, beautiful scenery, or an active running community. When making this list, we considered all these factors. We started with 50 cities with populations of at least 50,000. We selected places that ranked high in health, affordability, and activity levels. We gathered data on weather, air quality index, number of major races, miles of trails, and number of parks. From there, we decided to weigh access to places to run most heavily.
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