The Marathon consists of a double loop course. The course starts at the Tsongas Center and ends after the second loop back at the Tsongas Center.
The marathon starts at the corner in front of the Tsongas Center (the intersection of Fr. Morissette Boulevard and Arcand Drive). Marathon runners start on the left side of the road (half marathoners start on the right side of the road). The runners go west. along Fr. Morissette Blvd, which turns into Pawtucket Street., which turns into Middlesex Street. The runners go by the Rourke Bridge. At the fifth left, runners turn left onto Brouilette Street (also known as Grosvenor St).
At the end of Brouilette , turn right onto Princeton Street in Chelmsford. At end of Princeton Street, the road turns right and goes through Vinal Square to Middlesex Road. Runners head into Tyngsboro and take a right onto the Tyngsboro Bridge. At end of the bridge, turn right onto Old Pawtucket Blvd. In a short distance this connects with Pawtucket Blvd (Route 113). On the first loop, runners will turn right and cross the Rourke Bridge and take a right back onto Middlesex Street.
Again, runners will take the left onto Brouilette Street. Turn right onto Princeton Street and go through Vinal Square to Middlesex Road. Head into Tyngsboro and take a right onto the Tyngsboro Bridge. At end of bridge, turn right onto Old Pawtucket Blvd and then Route 113.
On the second loop, runners go past the Rourke Bridge and proceed to the Aiken Street Bridge where they turn right. Runners turn left at LeLacheur Park onto Perkins St. Perkins St turns right and becomes Suffolk St. Runners proceed to Fr. Morissette Blvd, where they turn left. They make the short run to Arcand Drive and turn left into the finish area.
Click here for an expanded Marathon course description.