| Hammering Hartwell | 0.67 mi | -33 ft | -0.8% |
| Hartwell Ave to Bedford | 1.43 mi | -7 ft | -0.1% |
| Nonstop to Bedford | 1.17 mi | -10 ft | -0.1% |
| Wiggins Ave to Bridge | 0.84 mi | -105 ft | -1.0% |
| Choo choo, final stop | 0.93 mi | -10 ft | -0.2% |
| ReformatoryBranchWest_Railroad-Hartwell | 0.73 mi | 7 ft | 0.2% |
| Elm Brook West | 0.49 mi | 7 ft | 0.3% |
| ReformatoryBranchWest-RT62-Monumnt | 1.91 mi | -26 ft | -0.0% |
| Final push to Concord | 0.25 mi | -10 ft | -0.4% |
| Lowell Road North Climb | 1.24 mi | 49 ft | 0.7% |
| Westford Road | 3.29 mi | 105 ft | 0.1% |
| Pope to 225 via Westford | 2.13 mi | 85 ft | 0.3% |
| West Street Climb | 0.56 mi | 79 ft | 2.6% |
| West St. Awesomeness | 1.99 mi | -75 ft | -0.2% |
| West sprint | 0.57 mi | -36 ft | -0.9% |
| Bruce Freeman Trail Westford to Chelmsford | 5.03 mi | -92 ft | -0.2% |
| 225 to Brickhouse | 5.03 mi | -82 ft | -0.2% |
| BFRT Carlisle Rd to Maple Rd | 2.62 mi | 43 ft | 0.1% |
| BFRT Griffin to Greenwood | 0.56 mi | -26 ft | -0.9% |
| BFRT Griffin Rd to Westview Ave | 0.98 mi | -26 ft | -0.5% |
| Along the pond towards Chelms | 0.71 mi | 20 ft | 0.3% |
| BFRT Maple Rd to High St | 1.12 mi | -36 ft | -0.5% |
| power line gap | 0.09 mi | -7 ft | -1.3% |
| BFRT High St to Littleton Rd | 1.31 mi | -39 ft | -0.5% |
| 129 Cemetery to Apollo | 0.61 mi | 30 ft | 0.9% |
| Billerica Bump | 0.88 mi | 118 ft | 2.5% |
| 3A Hill to Billerica | 0.81 mi | 125 ft | 2.9% |
| Billerica Ctr to Middlesex Tpk | 1.13 mi | -69 ft | -1.0% |
| Bedford Railroad Trail South | 2.66 mi | -75 ft | -0.5% |
| Bedford Bike Trail Springs Rd. to Loomis Rd. | 2.97 mi | -92 ft | -0.6% |
| NarrowGauge_NorthEnd-Sweetwater | 0.87 mi | -20 ft | -0.1% |
| NarrowGauge_Sweetwater-PineHill | 1.00 mi | -43 ft | -0.8% |
| CX start sprint 2 | 0.96 mi | -43 ft | -0.8% |
| Depot Park To Wiggins Ave | 0.91 mi | 10 ft | 0.0% |
| Wood Street Turn | 0.11 mi | 33 ft | 5.6% |
