Frederick County, Maryland
642 hiking trails · 16parks & campgrounds · 33 cities. Real OpenStreetMap + Recreation.gov data.
About Hiking in Frederick County, Maryland
Frederick County is home to 642 mapped hiking trails and 16 federal parks, campgrounds, and recreation areas spread across 33 cities. Trail data is sourced from OpenStreetMap contributors; park and campground info comes from Recreation.gov.
Looking for something specific? Search all trails in Frederick County or browse parks. Want to narrow further? Pick a city below to see only that city’s outdoor options.
Trails & Parks in Frederick County
Up to 216 pinpoints showing trail and park locations across the county.
Cities in Frederick County
Click any city to see trails and parks within it.
9 more cities in this county.
Sample Parks in Frederick County
Sample Trails in Frederick County
Hiking guides for Maryland
Statewide rankings and guides — useful context for Frederick County.
Photo: Tobias MrzykThe 10 Longest Hiking Trails in Maryland, Ranked
Maryland's longest mapped hiking trails, ranked by distance with notes on what makes each route worth the commitment.
Photo: Tobias MrzykMaryland's 10 Most Punishing Trails by Elevation Gain
Steep is hard. These are the ten Maryland trails with the most total elevation gain — quad-burners earned by hard climbing.
Photo: Maddi BazzoccoThe Best Beginner-Friendly Hikes in Maryland
Ten gentle, well-marked Maryland trails perfect for first-time hikers, families, or recovery days.
Photo: Tobias MrzykThe 10 Most Challenging Hikes in Maryland
Maryland's ten hardest hikes — expert difficulty, big mileage, or serious exposure. Reserved for experienced hikers.
Photo: Diego LozanoThe Best National Parks & Recreation Areas in Maryland
Federal parks and recreation areas in Maryland ranked by what they actually offer hikers and campers, not just popularity.
Photo: Tobias MrzykBest Waterfall Hikes in Maryland: 10 Trails to See Falls Up Close
Maryland's best hikes to named waterfalls — from short family-friendly viewpoints to all-day cascade chasing.