| Massachusetts 3 A Climb | 0.30 mi | -0 ft | -0.0% |
| Foot Bridge to Western Ave Sprint | 0.33 mi | -3 ft | -0.1% |
| Riverbend to Western Ave (btw bridges) | 0.32 mi | -7 ft | 0.0% |
| Western to River Sprint | 0.17 mi | -10 ft | -0.6% |
| Sprint to Hyatt | 0.37 mi | -23 ft | -0.2% |
| BU Bridge to Mass Ave Bridge | 0.93 mi | -26 ft | -0.5% |
| Tourist quarter | 0.23 mi | -20 ft | -1.1% |
| Race to Hyatt | 0.24 mi | -23 ft | -1.6% |
| Charles R - BU Br. to Harvard Br. | 0.77 mi | -7 ft | -0.1% |
| MIT Mem Drive | 1.13 mi | -13 ft | -0.2% |
| Straight along the river | 0.32 mi | -3 ft | -0.2% |
| Memorial Drive - Mass Ave to Longfellow (during construction) | 0.59 mi | 0 ft | 0.0% |
| Mem Drive - Mass Ave to Wadsworth | 0.49 mi | -7 ft | -0.2% |
| Memorial Drive: Harvard Br. to Longfellow Br. | 0.74 mi | 7 ft | 0.1% |
| To the Wetlands | 0.13 mi | 3 ft | 0.5% |
| Where's Your Shirt Bro?! | 0.30 mi | 7 ft | 0.3% |
| Strait of Charles | 0.19 mi | -3 ft | -0.3% |
| Charles Basin to Harvard Bridge | 1.13 mi | -7 ft | -0.1% |
| Charles River, Outbound, Southside | 1.96 mi | 16 ft | 0.1% |
| End of the mid water trail to BU-Econ Bridge | 1.75 mi | 10 ft | 0.0% |
| Lagoon - West | 0.57 mi | 0 ft | 0.0% |
| Donald Trump's Tiny Hands | 0.50 mi | -3 ft | 0.0% |
| Fairfield Bridge to Workout Station Turn | 0.96 mi | -10 ft | -0.0% |
| Charles River (Mass Ave to BU) | 0.87 mi | -10 ft | -0.0% |
| Mass av to river st bridge | 1.87 mi | -59 ft | -0.1% |
| Harvard Bridge to BU Sailing Pavilion | 1.01 mi | 10 ft | 0.1% |
| BU bridge to river st. | 0.81 mi | 7 ft | 0.0% |
| Elba Street Climb | 0.20 mi | 171 ft | 16.0% |
| the final boisathon bridge straightaway | 0.19 mi | -7 ft | -0.3% |
| Weeks North | 0.09 mi | 13 ft | 0.9% |
