| Lancaster Rd North | 1.88 mi | 92 ft | 0.8% |
| Lancaster North from Randall | 1.50 mi | -36 ft | -0.1% |
| Lancaster Downs | 1.19 mi | -98 ft | -1.5% |
| Rte 70 Drag Race (S -> N) | 3.51 mi | 112 ft | 0.6% |
| Lunenburg Rd North | 1.05 mi | 46 ft | 0.1% |
| Center Road Climb in Shirley | 1.62 mi | 144 ft | 1.5% |
| Horse Pond Road Downhill | 0.63 mi | -108 ft | -3.3% |
| Lawton Road | 1.63 mi | 30 ft | 0.1% |
| 225 to Bixby Hill | 0.31 mi | 72 ft | 4.3% |
| Pepperell Road Climb | 0.30 mi | 72 ft | 4.6% |
| Pepperell Rd Downhill to 119 | 1.98 mi | -102 ft | -0.9% |
| A little longer Shirley | 0.43 mi | 89 ft | 3.8% |
| Hop up Elm | 0.23 mi | 49 ft | 3.9% |
| Prescott to rt 122 (Safe) | 0.39 mi | 92 ft | 4.5% |
| Prescott to rt 122 | 0.43 mi | 105 ft | 4.5% |
| Dow Jolt | 0.52 mi | -10 ft | -0.4% |
| Jewett Lane, East | 0.87 mi | -125 ft | -2.7% |
| Jewett 1/4mile smoothie - end at Jambard | 0.26 mi | -43 ft | -3.1% |
| NRRT South #2 | 0.87 mi | -10 ft | -0.1% |
| NRRT South #3 | 0.85 mi | 7 ft | 0.1% |
| Lowell Street Climb | 1.76 mi | 33 ft | 0.2% |
| RT, East-Lowell the safe way | 1.37 mi | 13 ft | 0.1% |
| Pepperell Dam to Groton Library | 4.49 mi | 112 ft | 0.4% |
| River overlook to early end Sand Hill | 1.90 mi | 13 ft | 0.1% |
| Harry Rich Flying mile | 1.01 mi | -7 ft | -0.1% |
| Oak Ridge Drive | 1.20 mi | -23 ft | -0.4% |
| Snake Hill from RR Tracks | 0.40 mi | 85 ft | 4.0% |
| Shaker Road | 1.53 mi | 69 ft | 0.8% |
| BBC - Hills into Harvard | 7.01 mi | 374 ft | 0.8% |
| Before Littleton Hill | 1.15 mi | -92 ft | -1.5% |
| Littleton Hill | 0.71 mi | 138 ft | 3.6% |
| Bolton Road (Harvard, MA) | 0.63 mi | 138 ft | 4.1% |
| Bolton Rd & Harvard Rd to 117 | 4.55 mi | -171 ft | -0.1% |
| West Bare Hill Road Climb | 0.48 mi | 335 ft | 13.2% |
| Harvard Rd Descent | 0.80 mi | -180 ft | -4.2% |
| MRCWNR Bridge Sprint | 0.14 mi | -7 ft | -0.9% |
| Stow Acres Gravity Trap | 0.38 mi | 105 ft | 5.1% |
| Honey Pot to Boon | 0.67 mi | 36 ft | 0.1% |
| Dutton rd | 2.88 mi | 79 ft | 0.1% |
| Dutton Road Up | 0.20 mi | 20 ft | 1.8% |
| Dutton Rd - Pratts Mill to Old Garrison | 0.87 mi | -13 ft | -0.0% |
| Nixon Road South | 1.55 mi | 131 ft | 1.0% |
| Nixon Road Climb | 0.87 mi | 112 ft | 2.5% |
| Edmands and Parmenter West | 2.37 mi | -125 ft | -0.1% |
| Edmands Rd Ascent (Eastleigh Farm on left) | 0.37 mi | 95 ft | 4.7% |
| Parmenter Road | 1.41 mi | -98 ft | -1.3% |
| The Roller Coaster | 1.34 mi | -95 ft | -1.3% |
| Fisher Road | 1.23 mi | 33 ft | 0.2% |
| need a green on Northboro to Cedar Hill | 1.87 mi | 33 ft | 0.1% |
| Bartlett St. Hil | 0.26 mi | 56 ft | 3.9% |
