Blue Hills Professional Review and Guide
"The Blue Hills Reservation is one of the premiere mountain biking areas in Eastern Massachusetts because of its extensive trail system and varied terrain. Bordered by six cities and towns, the reservation encompasses about 7,000 acres, a good portion of which is available for mountain biking. Blue Hills is called a reservation because it is a forest reserve with the land owned by the state. The state governs the activities within the reserve and polices the property.
Depending on your biking stamina and skill, it's easy to loop a 12 to 20 mile ride together or to do a brief jaunt. The trails on the Hills are of rooted Eastern singletrack with small rocks, sand, and even some fairly large boulders that test your agility and nerve. Aside form some challenging terrain, the most difficult aspect of Blue Hills is the climbs. They range from paved fire roads to rutted doubletrack to snakes or rooty singletrack that rise up to the sky. Terrain: Paved fire roads, doubletrack, and singletrack. Abundant loose rocks with medium-sized drop-offs. moderate amount of packed dirt."