5.0
(4)
86
riders
7
rides
Gravel biking in Union County features routes through forested mountain terrain with significant elevation changes. The region is characterized by its extensive woodlands and numerous unpaved roads, offering challenging rides. These gravel bike trails in Union County often traverse mountainous areas, providing varied terrain and elevation for experienced riders.
Last updated: July 10, 2026
20
riders
98.9km
06:13
1,100m
1,100m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
riders
46.8km
03:46
880m
890m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.0
(1)
4
riders
45.8km
03:41
930m
940m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
3
riders
38.2km
03:00
750m
750m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
4
riders
47.8km
04:01
800m
800m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Lots of great food options in this architecturally, charming town.
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Raymond B. Winter State Park, also known as R. B. Winter State Park, is a 695-acre park that is surrounded by Bald Eagle State Forest in the ridge and valley region of Pennsylvania.
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This little spring-fed lake is a nice spot for swimming and trout fishing. It's not entirely clear how it got its name, but it does beg the question: Halfway to where?
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Raymond B. Winter State Park, also known as R. B. Winter State Park, is a 695-acre park that is surrounded by Bald Eagle State Forest in the ridge and valley region of Pennsylvania.
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Sand Mountain is an Appalachian peak within Halfway Run Natural Area with an elevation of 227 feet.
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If passing through Mifflinburg, be sure to pause at the covered bridge.
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Union County offers a selection of 7 gravel bike trails, primarily designed for experienced riders seeking challenging routes through mountainous and forested terrain.
Gravel biking in Union County is characterized by extensive woodlands and significant elevation changes. You'll encounter unpaved roads winding through forested mountains, providing varied and often challenging terrain. The region's natural features include parts of the Sumter National Forest and the Chattahoochee National Forest, offering a true off-road experience.
The best time to visit Union County for gravel biking generally aligns with milder weather conditions, typically spring and fall, when temperatures are moderate and the natural scenery is at its peak. Winter riding might be possible, but trail conditions could be affected by snow or ice, especially in higher elevations.
The gravel bike trails in Union County are predominantly rated as difficult, featuring significant elevation gains and challenging terrain. There are currently no routes specifically categorized as easy within this guide, making the area best suited for experienced riders.
Yes, many of the gravel routes in Union County are designed as loops, allowing you to start and finish at the same point. For example, the Sand Mountain – Sand Mountain loop from 004 Spruce Run Road is a challenging 29-mile circular route with over 2,900 feet of climbing.
While gravel biking in Union County, you'll primarily experience the region's extensive natural beauty, including vast forested areas like the Sumter National Forest and the Chattahoochee National Forest. Some routes, such as the Jones Mountain – Hassenplug Covered Bridge loop from Kelly Township, may pass by local landmarks like the historic Hassenplug Covered Bridge.
Parking is generally available at common starting points for many routes. For instance, the Sand Mountain – Sand Mountain loop from Mile Run Recreational Parking begins from a designated recreational parking area, indicating convenient access for riders.
Given that most gravel trails in Union County are rated as difficult with significant elevation changes, they are generally not recommended for families with young children or beginner riders. These routes are better suited for experienced gravel bikers looking for a challenge.
Policies regarding dogs on trails can vary depending on the specific land management (e.g., National Forest, State Park, local trails). It's always best to check local regulations for the specific trail you plan to ride to ensure dogs are permitted and if any leash requirements apply.
The gravel biking routes in Union County are highly regarded by the komoot community, holding an average rating of 5.0 stars from over 4 reviews. More than 60 gravel bikers have explored the varied and challenging terrain, often praising the extensive woodlands and the rewarding climbs.
Absolutely. Union County specializes in challenging routes. The Jones Mountain loop from Lewis Township is a difficult 23.8-mile path that includes over 2,400 feet of climbing, offering robust views and a demanding ride for seasoned gravel bikers.
For broader information on outdoor recreation and activities within Union County, you can visit the official county websites. For Union County, Georgia, you can explore unioncountyga.gov, and for Union County, South Carolina, visitunioncounty.org provides details on local outdoor opportunities.
Yes, some routes offer access to or pass near state park areas. For example, the Sand Mountain – Sand Mountain loop from R. B. Winter State Park starts from a state park, providing a scenic and challenging ride through the surrounding natural landscape.


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