Mountain biking in Middlesex County is one of the best ways to explore more of this area of Massachusetts. To help you experience the best the region has to offer, …

Last updated: September 18, 2025

4.5

(11)

104

riders

1. Landlocked Forest loop — Burlington

10.3km

00:59

90m

Expert mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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Expert

4.9

(16)

riders

2. Russel Mill Pond and Town Forest loop — Chelmsford

8.00km

00:42

70m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

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4.8

(5)

riders

3. Middlesex Fell Reservation — Reservoir Trail Loop

9.99km

00:52

80m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

4.7

(6)

riders

4. Green Blazed and Reservoir Trails loop — Middlesex Fells Reservation

10.3km

00:55

100m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

riders

5. Great Brook Farm State Park – Beginner Loop

15.5km

01:17

110m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

4.0

(2)

riders

6. Billerica State Forest loop — North Billerica, Massachusetts

9.91km

00:50

80m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

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7. Alewife to Western Greenway Trail loop — Somerville

24.8km

01:46

220m

Intermediate mountain bike ride. Great for any fitness level. Advanced riding skills necessary.

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Intermediate

3.0

(3)

riders

8. Coco Ridge Trail, Birch Trail, & Red Tail Trail loop — Callahan State Park

12.4km

01:08

170m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

5.0

(1)

riders

9. Western Greenway Loop

9.60km

00:44

100m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

10. Middlesex Fell Reservation – Rock Circuit Trail (Technical Loop)

10.1km

00:54

140m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

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Lakes

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Didn’t find what you were looking for?

Check out more MTB trails throughout Middlesex County below and find the perfect route in your destination.

Hopkinton State Park Great Meadows National Wildlife Refuge Cochituate Hanscom Afb J. Harry Rich State Forest Pinehurst Farnsworth Wildlife Refuge Callahan State Park Malden Cambridge Assabet National Wildlife Refuge Newton Lowell Dracut Tyngsborough State Forest Marlborough-Sudbury State Forest Governor Thomas Dudley State Park Reading Wakefield Ashland State Park Whitehall State Park Ayer Main Street Wildlife Refuge Warren H Manning State Park Everett English Wildlife Refuge East Pepperell Framingham Hopkinton Billerica State Forest West Concord Loker Conservation And Recreation Area Marlborough Belmont Melrose Lowell Heritage State Park Lexington Hudson Watertown Waltham Wilmington Winchester Woburn Arlington Lowell Stoneham Pepperell Burlington Carlisle State Forest Littleton Common Somerville Maynard Medford Groton Shirley Lost Lake Recreation Area Great Brook Farm State Park Weston Pond Recreation Area Cochituate State Park Townsend State Forest

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Browse the best MTB trails in other regions.

Norfolk County Plymouth County Essex County Bristol County Worcester County Hampshire County Barnstable County Hampden County Suffolk County Franklin County Berkshire County

The best MTB trails in Middlesex County

1. Landlocked Forest loop — Burlington

2. Russel Mill Pond and Town Forest loop — Chelmsford

3. Middlesex Fell Reservation — Reservoir Trail Loop

4. Green Blazed and Reservoir Trails loop — Middlesex Fells Reservation

5. Great Brook Farm State Park – Beginner Loop

6. Billerica State Forest loop — North Billerica, Massachusetts

7. Alewife to Western Greenway Trail loop — Somerville

8. Coco Ridge Trail, Birch Trail, & Red Tail Trail loop — Callahan State Park

9. Western Greenway Loop

10. Middlesex Fell Reservation – Rock Circuit Trail (Technical Loop)

Other adventures in Middlesex County

Most popular routes in Middlesex County

Most popular attractions in Middlesex County

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