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Routes
Bike touring routes & trails
United States
Maryland
Washington County

Boonsboro loop

Hard

3.4

(11)

65

riders

Boonsboro loop

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:

South Mountain State Battlefield

Waypoints

A

Start point

Parking

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1

28.7 km

Antietam National Battlefield Soldier Statue

Highlight • Monument

The Antietam National Battlefield remembers the Battle of Antietam in the American Civil War on September 17th 1862. There is an audio tour and hiking through the battle ground you …

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B

68.3 km

End point

Parking

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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

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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.

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Frequently Asked Questions

What is the terrain like on the Boonsboro loop?

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.

How long does it typically take to complete this touring cycling route?

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.

Are there any notable landmarks or viewpoints along the way?

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.

Where can I park to access the Boonsboro loop?

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.

Is the Boonsboro loop suitable for beginners?

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.

What is the best time of year to cycle this route?

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.

Does the route intersect with other well-known paths?

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.

Are dogs allowed on the Boonsboro loop?

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.

Are there any permits or entrance fees required for this route or South Mountain State Park?

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.

Are there places to eat or resupply along the route?

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.

What should I bring for a touring bicycle ride on this loop?

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.

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