3.4
(11)
65
riders
04:34
68.3km
1,070m
Cycling
Tackle the difficult Boonsboro loop, a 42.4-mile touring cycling route in South Mountain State Park with 3499 feet of elevation gain.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Parking
Get Directions
28.7 km
Highlight • Monument
Tip by
68.3 km
End point
Parking
Way Types & Surfaces
Way Types
53.5 km
14.2 km
702 m
Surfaces
50.1 km
17.8 km
468 m
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Elevation
Highest point (530 m)
Lowest point (120 m)
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Weather
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Today
Wednesday 6 May
18°C
11°C
49 %
Additional weather tips
Max wind speed: 17.0 km/h
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This route was planned by komoot.
The terrain on this touring bicycle route is quite varied. You'll encounter a mix of paved roads, particularly around Thurmont, and potentially some sections with crushed stone or gravel surfaces. While some parts might be smooth, be prepared for rolling hills and moderate climbs, as the route covers over 1,000 meters of elevation gain. It's generally not suitable for traditional touring bikes on the more rugged Appalachian Trail sections, which are primarily for hiking.
This route is approximately 68 kilometers (42 miles) long and is rated as difficult. On average, it takes about 4 hours and 33 minutes to complete by touring bicycle, but this can vary significantly based on your fitness level, the number of stops you make, and weather conditions.
Yes, the route offers several points of interest and scenic views. You'll pass by the historic Antietam National Battlefield Soldier Statue. The region also boasts views of the Potomac River and valleys from areas like South Mountain Park, and you might catch glimpses of charming small towns and farmland. Washington Monument State Park near Boonsboro also offers impressive vistas.
Given that this is a loop route, you can typically find parking in or around the towns of Boonsboro or Thurmont to begin your ride. Specific parking areas aren't designated for a single 'Boonsboro loop' trail, but public parking in these towns or near local parks would be your best bet. Always check local regulations for parking availability and restrictions.
No, this route is rated as difficult due to its distance and significant elevation gain (over 1,000 meters). While there are easier, paved sections in the wider area, the full Boonsboro loop is best suited for experienced touring cyclists with very good fitness. Beginners might prefer shorter, flatter routes like the Thurmont Trolley Trail.
The best time to cycle this route is typically during the spring and fall. These seasons offer pleasant temperatures, beautiful foliage (especially in autumn), and generally drier conditions. Summer can be hot and humid, while winter may bring icy conditions and snow, making cycling more challenging or unsafe.
Yes, while not a single official trail, this route utilizes sections that may intersect or run concurrently with other paths. You might encounter very small portions of the Appalachian Trail (1%), the Tuscalachian Loop (1%), and the NC 13th Infantry Memorial Trail (1%). Remember that the Appalachian Trail is primarily for hiking and often unsuitable for touring bikes.
Since this route primarily uses public roads and various trail segments, dog regulations can vary. Generally, dogs on a leash are permitted on most public roads and many multi-use trails in the area. However, always check specific rules for any parks or protected areas you might enter, such as sections of the Appalachian Trail or state parks, as regulations can differ.
For the Boonsboro loop touring bicycle route itself, which largely uses public roads and established paths, there are typically no specific permits or entrance fees required. However, if your route takes you into specific state parks like South Mountain State Park or other managed recreational areas, there might be day-use fees or parking fees. It's always a good idea to check the official websites for these parks before your visit.
Yes, both Boonsboro and Thurmont offer amenities. Thurmont, in particular, is known for having restaurants, ice cream parlors, and even bike shops. Boonsboro is recognized as an Appalachian Trail Community, meaning it's generally welcoming to outdoor enthusiasts and provides services. Planning your stops in these towns is advisable for food and water.
Given the route's difficulty and length, you should bring plenty of water, snacks, and appropriate gear for touring cycling. This includes a helmet, bike repair kit (spare tube, pump, tools), navigation device, and weather-appropriate clothing. Sunscreen and insect repellent are also recommended. Be prepared for varied terrain and potential elevation changes.