| Oaklands Ln | 1.40 km | 4 m | 0.0% |
| House Lane Sprint | 0.60 km | 2 m | 0.3% |
| Nashes Farm | 0.32 km | 16 m | 5.1% |
| Sprint to Home Office | 0.32 km | 12 m | 3.7% |
| 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% |
| the Swan | 0.60 km | -24 m | -3.8% |
| Marford road climb Eastbound | 0.34 km | 16 m | 4.6% |
| Danger Zone | 0.84 km | 28 m | 1.8% |
| Uphill from the River | 0.40 km | 26 m | 6.4% |
| Water End Lane | 1.77 km | 45 m | 2.4% |
| Codicote Rd Downhill | 1.20 km | -30 m | -2.5% |
| Mimram dash | 1.31 km | 7 m | 0.2% |
| Codicote to Kimpton Flat | 2.15 km | 6 m | 0.2% |
| Quaqmire Bridleway to Ballslough HIll | 1.82 km | 9 m | 0.3% |
| Kimpton - Segment 2 | 6.19 km | 57 m | 0.9% |
| Kimpton to Bower Heath Lane | 3.79 km | 46 m | 0.1% |
| Bower Heath Lane from Kimpton Bottom | 0.60 km | 20 m | 2.9% |
| Bower Heath Lane - B653 | 0.82 km | -41 m | -4.7% |
| 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 climb from the cycleway | 0.80 km | 29 m | 3.6% |
| Cafe Nero to The Hub | 4.77 km | -41 m | -0.2% |
| Climb between the roundabouts | 0.82 km | 18 m | 2.2% |
| Out of Harpenden | 0.43 km | 13 m | 3.0% |
| RCC 9.2m TT Section 4 | 2.59 km | -36 m | -1.1% |
| Redbourn lane westward | 1.55 km | 12 m | 0.1% |
| Porridge Pot | 0.57 km | 6 m | 0.2% |
| Redbourn Common to Gaddesden Lane | 1.25 km | 7 m | 0.1% |
| Gaddesden Lower | 1.04 km | 15 m | 1.5% |
| Holtsmere End Climb | 0.90 km | 19 m | 2.0% |
| Holtsmere End Lane | 0.66 km | 8 m | 0.9% |
| Royal Maylands to Roundabout | 0.97 km | -12 m | -1.1% |
| chav hill to the leather bottle | 0.77 km | 11 m | 0.9% |
| Chav Hill | 0.37 km | 9 m | 2.3% |
| Leverstock to Bunkers | 0.96 km | 0 m | 0.0% |
| Westwick to M1 | 0.89 km | -8 m | -0.9% |
| Appspond Lane | 1.15 km | -16 m | -0.8% |
| Hollybush to Hemel Rd | 2.22 km | -14 m | -0.0% |
| St Stephens Hill Downhill | 0.37 km | -20 m | -5.5% |
| Sainsbury's Sprint | 0.18 km | 1 m | 0.4% |
| Alban way | 0.73 km | 6 m | 0.1% |
| Start of Alban Way to Woodvale Park leany tree! | 2.11 km | 17 m | 0.5% |
| Alban Way (Sadlier Rd to Breakspear School) | 3.36 km | 20 m | 0.3% |
| Alban Way (London Rd to Camp Rd bridge) | 0.70 km | 5 m | 0.5% |
| Alban Way Blue Bridge to the Cemetary | 1.45 km | 8 m | 0.2% |
| Rats Castle to Smallford Station | 3.21 km | -23 m | -0.5% |
| Alban Way - Ashley Road to Hill End Lane | 0.63 km | -8 m | -1.3% |
| Alban Way - Hill End Ln to Lake | 1.85 km | -15 m | -0.7% |
