Hiking Trails & Parks in Boulder, Idaho
2 trails & 1 parks in Boulder, located in Jefferson County, Idaho.
About Outdoor Recreation in Boulder, Idaho
Boulder offers 2 mapped hiking trails and 1 federally managed parks within the city or nearby. Located in Jefferson County, Idaho, it’s a starting point for hikers, campers, and casual nature seekers.
Explore more nearby: Jefferson County overview, all Jefferson County trails, or statewide Idaho list.
Parks & Campgrounds in Boulder
Hiking Trails in Boulder
From the OutsideAtlas Blog
Photo: Tobias MrzykThe 10 Longest Hiking Trails in Idaho, Ranked
Idaho's longest mapped hiking trails, ranked by distance with notes on what makes each route worth the commitment.
Photo: Sergei AkulichIdaho's 10 Most Punishing Trails by Elevation Gain
Steep is hard. These are the ten Idaho trails with the most total elevation gain — quad-burners earned by hard climbing.
Photo: Joshua EarleThe Best Beginner-Friendly Hikes in Idaho
Ten gentle, well-marked Idaho trails perfect for first-time hikers, families, or recovery days.
Photo: Sergei AkulichThe 10 Most Challenging Hikes in Idaho
Idaho's ten hardest hikes — expert difficulty, big mileage, or serious exposure. Reserved for experienced hikers.
Photo: Joshua EarleThe Best National Parks & Recreation Areas in Idaho
Federal parks and recreation areas in Idaho ranked by what they actually offer hikers and campers, not just popularity.
Photo: Joshua EarleBest Waterfall Hikes in Idaho: 10 Trails to See Falls Up Close
Idaho's best hikes to named waterfalls — from short family-friendly viewpoints to all-day cascade chasing.