| Beat the Cars Leavesden bound | 0.44 mi | 10 ft | 0.1% |
| Up Ridge Lane | 0.30 mi | 36 ft | 2.3% |
| Courtlands Drive and Ashfields | 0.36 mi | 7 ft | 0.1% |
| Quidditch Cup North | 0.84 mi | -33 ft | -0.6% |
| aerodrome sprint reverse | 0.19 mi | -3 ft | -0.1% |
| Langley Lane climb | 0.23 mi | 52 ft | 4.3% |
| Trowley Rise.' | 0.51 mi | 49 ft | 1.3% |
| Popes rd to the Unicorn junction.' | 0.56 mi | -118 ft | -3.9% |
| Gallows to Kings st. | 0.44 mi | -46 ft | -1.4% |
| station road turn off to murko garage | 0.47 mi | -16 ft | -0.2% |
| Hyde Lane to Red Lion Lane | 0.36 mi | 10 ft | 0.2% |
| Rucklers Lane | 2.73 mi | 256 ft | 1.8% |
| to the bridge | 0.92 mi | 131 ft | 2.5% |
| Rucklers Lane- London Road to Barnes Lane | 1.42 mi | 203 ft | 2.7% |
| Rucklers Lane shorter | 1.33 mi | 177 ft | 2.5% |
| Flaunden lane to Green lane.' | 0.76 mi | -46 ft | -0.8% |
| Green Lane to the Green | 0.43 mi | 30 ft | 1.3% |
| Bovingdon 1/4 mile sprint | 0.27 mi | -13 ft | -0.9% |
| Green Lane to Ley Hill | 0.97 mi | -89 ft | -0.4% |
| Ley Hill Rollercoster | 0.42 mi | -72 ft | -0.3% |
| Shantock Lane to Ley Hill Golf Club | 0.53 mi | -69 ft | -0.1% |
| yippee! | 0.22 mi | -115 ft | -3.2% |
| Bell Lane climb | 0.45 mi | 174 ft | 7.3% |
| Bell Lane Latimer | 0.21 mi | 118 ft | 10.7% |
| Cokes Lane start | 0.37 mi | -20 ft | -0.9% |
| Nightingale Lane - Little Chalfont to Deadhearn Lane | 1.58 mi | -56 ft | -0.1% |
| Short hill past Shortenill"s | 0.25 mi | 30 ft | 2.1% |
| Downhill Dash | 0.64 mi | -20 ft | -0.2% |
| Maple Cross Descent | 0.50 mi | -105 ft | -3.9% |
| Copper Mill Lane Reverse | 0.59 mi | -20 ft | -0.4% |
| Mt Pleasant - Copper Mill -> Park Lane -> Harefield | 1.47 mi | 164 ft | 1.9% |
| Harefield Hill King Of The Mountain | 0.41 mi | 95 ft | 4.3% |
| Mt Pleasant Climb | 0.21 mi | 62 ft | 5.4% |
| Park Lane Climb | 0.73 mi | 148 ft | 3.9% |
| Harefield - Batchworth TT | 1.90 mi | 69 ft | 0.5% |
| Up Northwood Road | 1.05 mi | 59 ft | 0.9% |
| White Hill Sprint | 0.73 mi | 26 ft | 0.3% |
| Batchworth Hill descent only | 0.67 mi | -115 ft | -2.9% |
| Tolpits Lane NE | 1.86 mi | 72 ft | 0.6% |
| Baldwin's lane to the green | 1.09 mi | 98 ft | 1.7% |
| Baldwins Ln | 0.22 mi | 36 ft | 3.0% |
| Croxley Grinder | 0.61 mi | 69 ft | 2.1% |
| Sarratt Rd - The Green to Redhall Ln | 0.91 mi | -13 ft | 0.0% |
| Fir Tree Hill Sprint | 0.46 mi | -59 ft | -0.6% |
| Fir Tree Hill - Just the hill | 0.14 mi | 56 ft | 7.3% |
| Groovy through the Grove | 1.23 mi | -108 ft | -0.6% |
| Grove Mill Lane technical descent and climb | 0.67 mi | -98 ft | -1.0% |
| Grove Mill Hill East | 0.20 mi | 30 ft | 2.8% |
| Grove Mill grind | 0.12 mi | 36 ft | 5.3% |
| Glen Way to Lights | 0.50 mi | 10 ft | 0.2% |
