Hiking Trails & Parks in Colorado
17,956 mapped trails and 1,128 parks across Colorado. Browse by county or city, or jump straight to the full list.
About Hiking in Colorado
Colorado has 17,956 mapped hiking trails and 1,128 federally managed parks and recreation areas spread across 68 counties. Trail data comes from OpenStreetMap contributors; parks and campgrounds from Recreation.gov.
Trying to narrow down? Browse all trails, all parks, all 68 counties, or pick a county below to see only its options.
Where to Go in Colorado
A spatially-sampled view of 419 trail and park locations across Colorado’s counties.
Colorado Counties
Top 24 counties shown — 68 total indexed.
Trails by Difficulty in Colorado
Parks & Campgrounds in Colorado
Longest Trails in Colorado
Hiking guides & rankings for Colorado
In-depth articles drawing on the trail and park data above.
Photo: Sergei AkulichThe 10 Longest Hiking Trails in Colorado, Ranked
Colorado's longest mapped hiking trails, ranked by distance with notes on what makes each route worth the commitment.
Photo: Sergei AkulichColorado's 10 Most Punishing Trails by Elevation Gain
Steep is hard. These are the ten Colorado trails with the most total elevation gain — quad-burners earned by hard climbing.
Photo: Joshua EarleThe Best Beginner-Friendly Hikes in Colorado
Ten gentle, well-marked Colorado trails perfect for first-time hikers, families, or recovery days.
Photo: Joshua EarleThe 10 Most Challenging Hikes in Colorado
Colorado's ten hardest hikes — expert difficulty, big mileage, or serious exposure. Reserved for experienced hikers.
Photo: Joshua EarleThe Best National Parks & Recreation Areas in Colorado
Federal parks and recreation areas in Colorado ranked by what they actually offer hikers and campers, not just popularity.
Photo: Joshua EarleBest Waterfall Hikes in Colorado: 10 Trails to See Falls Up Close
Colorado's best hikes to named waterfalls — from short family-friendly viewpoints to all-day cascade chasing.