| Shankill to Bray Roundabout | 1.67 km | -13 m | -0.6% |
| Bray Rdbt to Shankill | 1.72 km | 13 m | 0.6% |
| Killiney Hill south side | 2.37 km | 101 m | 4.0% |
| The final ramp | 0.28 km | 29 m | 10.1% |
| Seapoint Avenue Pure | 1.79 km | 8 m | 0.2% |
| Seapoint North | 0.66 km | 3 m | 0.3% |
| Rock Road - Mt Merrion Ave to Booterstown Ave | 1.11 km | -8 m | -0.8% |
| Punch Bowl to Merrion Gates | 0.99 km | -6 m | -0.2% |
| Strand Rd to Roundabout | 1.84 km | -6 m | -0.1% |
| East Link Roundabout to Toll Booth (going northside) | 0.82 km | -5 m | -0.3% |
| Eastlink S-N | 0.20 km | 3 m | 0.5% |
| Eastr Wall RD Half Sprint | 0.36 km | 2 m | 0.2% |
| Short rise from AlfieByrne to Eastpoint | 0.18 km | 2 m | 1.2% |
| Clontarf Rd bike path | 1.41 km | 7 m | 0.0% |
| coast road | 7.98 km | 22 m | 0.0% |
| NEW Raging Bull | 0.54 km | -17 m | -1.6% |
| The Bull to St.Anne's corner. | 0.92 km | -9 m | -0.4% |
| Causeway to Baldoyle Road | 3.15 km | -24 m | -0.1% |
| Coast rd/ Howth rd jctn to kilbarrack lights | 0.53 km | -6 m | -0.4% |
| kilbarrack to sutton park | 1.00 km | 12 m | 0.2% |
| bayside to sutton park | 0.62 km | -6 m | -0.0% |
| Sutton park to baldoyle sprint | 0.38 km | -10 m | -2.4% |
| Baldoyle lights to Sutton X | 0.85 km | 11 m | 0.4% |
| baldoyle road to st. fintans | 0.40 km | 10 m | 1.3% |
| Loop of Howth Hill Fintans Side | 10.48 km | 123 m | 0.0% |
| Howth First Climb | 1.40 km | 66 m | 4.7% |
| St. Fintans School to the graveyard entrance | 0.36 km | 19 m | 5.3% |
| Fintans School to Golf Club | 0.71 km | 40 m | 5.6% |
| Howth Hill TT | 3.71 km | 109 m | 2.9% |
| Howth Upper Section Hill Repeat | 2.10 km | 67 m | 3.2% |
| Top Charraig Bhreac | 0.18 km | 5 m | 2.3% |
| Howth Summit Intersection to Howth harbour | 2.16 km | -117 m | -5.4% |
| Howth Train Station to Sutton X | 2.36 km | 11 m | 0.0% |
| Sutton Cross to Balydoyle Rd. | 0.94 km | -12 m | -0.3% |
| Tired of naming segments | 1.93 km | -13 m | -0.2% |
| seafront | 8.03 km | -28 m | -0.1% |
| Stfintans to baldoyle lights | 0.38 km | -10 m | -1.4% |
| Baldoyle Rd to Causeway | 3.11 km | -2 m | -0.1% |
| James Larkin Sprint Citybound | 0.94 km | 19 m | 1.2% |
| Corner to the Bull. | 0.94 km | 9 m | 0.4% |
| Reverse Raging Bull | 0.53 km | 15 m | 0.5% |
| Wooden bridge to Stiles. | 2.09 km | -17 m | -0.5% |
| Clontarf road short chicane sprint | 0.66 km | -7 m | -0.5% |
| Park entrance to First roundabout | 0.49 km | 13 m | 2.7% |
| Maroon to White reverse | 0.84 km | -6 m | -0.3% |
| Islandbridge gate to sbends road | 0.25 km | 7 m | 2.8% |
| S- Bends run | 1.87 km | 15 m | 0.4% |
| Museum Sprint | 0.37 km | -1 m | -0.1% |
| Applegreen rise | 0.60 km | 17 m | 2.8% |
| Hold it Hold it | 0.71 km | 14 m | 1.9% |
