| Flying down to Sandridge | 1.44 km | -31 m | -2.2% |
| Sandridge Road to Langley Grove | 2.31 km | -37 m | -1.6% |
| Marshalswick Lane to House Lane | 1.89 km | -36 m | -1.8% |
| King William to W'stead | 4.84 km | 37 m | 0.0% |
| Down into Sandridge Sprint | 1.28 km | -15 m | -1.1% |
| Sandridge to Nomansland Sprint | 1.71 km | 14 m | 0.4% |
| Rond Point to top of the hill | 2.62 km | 36 m | 1.4% |
| B651 - 2 drags to Wheathampstead | 2.46 km | 34 m | 1.4% |
| The Wicked Lady | 2.27 km | 32 m | 1.4% |
| Nomans land to Wheathamstead climb | 0.91 km | 26 m | 2.9% |
| Wicked lady climb. | 0.79 km | 26 m | 3.3% |
| wicked climb | 0.60 km | 21 m | 3.5% |
| Up the Wicked Lady | 0.55 km | 24 m | 4.4% |
| the Swan | 0.60 km | -24 m | -3.8% |
| High Street descent | 0.23 km | -10 m | -4.4% |
| Lamer Lane | 2.07 km | 43 m | 2.0% |
| Wheato to Kimpton | 3.81 km | 41 m | 0.6% |
| Lower Gustard Wood | 0.59 km | 23 m | 3.9% |
| Off-camber Corkscrew | 0.26 km | -18 m | -6.9% |
| Bower Heath Lane from Kimpton Bottom | 0.60 km | 20 m | 2.9% |
| Bower Heath Lane - B653 | 0.82 km | -41 m | -4.7% |
| Bower Heath Bum Rush | 0.89 km | -40 m | -4.3% |
| Common Road to Greenaces Equestrian | 0.68 km | -45 m | -6.5% |
| Lower Luton to BestOne | 0.35 km | 13 m | 3.6% |
| Westfield Road | 0.92 km | 35 m | 3.7% |
| Westfield road climb from the cycleway | 0.80 km | 29 m | 3.6% |
| Any fin is possible if you eliminate the competition | 0.68 km | 25 m | 3.6% |
| Harpenden Drag | 0.88 km | 19 m | 2.1% |
| Harp Richie | 5.01 km | 29 m | 0.2% |
| Climb between the roundabouts | 0.82 km | 18 m | 2.2% |
| Harpenden Road | 5.47 km | -26 m | -0.0% |
| Beer, Cricket and golf. | 1.19 km | 24 m | 2.0% |
| Out of Harpenden | 0.43 km | 13 m | 3.0% |
| Redbourn Lane to Sandridgebury Lane | 4.08 km | -21 m | -0.3% |
| Childwickbury | 4.38 km | -28 m | -0.6% |
| Harpenden to Stags Turn | 3.87 km | -21 m | -0.3% |
| Ayres End Lane to Woollam rise | 1.19 km | 20 m | 1.6% |
| Ayres End to Ancient Briton | 2.72 km | -26 m | -0.2% |
| Harpenden rd short climb | 0.40 km | 17 m | 4.0% |
| Harpenden Rd Climb | 0.73 km | 15 m | 2.0% |
| Ancient Briton to Heathlands Drive | 0.31 km | 16 m | 5.2% |
| Ancient Briton Climb | 0.27 km | 15 m | 5.3% |
