| 2020 Ratings | Under 18 Boys | Health 2000 National Champs, Dun | Billabong Grom #1, Mount | Billabong Grom #2, Whanga | Billabong Grom #3, Piha | Ray White Duke Festival of Surfing, Chch | Kaikoura Grom Comp, Kaikoura | TOTAL | TOTAL (Best 5 Results) |
| 1 | Luis Southwood (Whaka) | 750 | 1500 | 1500 | 1005 | 1500 | 833 | 7088 | 6338 |
| 2 | Jack Lee (Whaka) | 1500 | 1095 | 1095 | 1290 | 0 | 833 | 5813 | 5813 |
| 3 | Jack Hinton (Mnt) | 0 | 750 | 1290 | 915 | 1290 | 833 | 5078 | 5078 |
| 4 | Tom Butland (Tara) | 1290 | 1290 | 915 | 1500 | 0 | 0 | 4995 | 4995 |
| 5 | Jackson Peak (Auck) | 540 | 833 | 750 | 915 | 732 | 833 | 4603 | 4063 |
| 6 | Taylor O’Leary (Mur) | 1095 | 1005 | 1005 | 732 | 0 | 0 | 3837 | 3837 |
| 7 | Cassidy Mann (Auck) | 540 | 750 | 833 | 833 | 833 | 0 | 3789 | 3789 |
| 8 | Josef Jungwirth (Rag) | 1005 | 915 | 750 | 1095 | 0 | 0 | 3765 | 3765 |
| 9 | Mitchell Dalley (Mnt) | 0 | 750 | 833 | 675 | 833 | 0 | 3091 | 3091 |
| 10 | Max de Groot (HBay) | 0 | 675 | 600 | 675 | 0 | 675 | 2625 | 2625 |
| 11 | James Millar (Dun) | 675 | 0 | 0 | 0 | 1005 | 833 | 2513 | 2513 |
| 12 | Tom Robinson (Whngrei) | 750 | 0 | 915 | 833 | 0 | 0 | 2498 | 2498 |
| 13 | Jack McKenzie (Chch) | 675 | 0 | 0 | 0 | 915 | 833 | 2423 | 2423 |
| 13 | Luke Rogers (Dun) | 675 | 0 | 0 | 0 | 915 | 833 | 2423 | 2423 |
| 15 | Jack Luke (Tara) | 833 | 833 | 675 | 0 | 0 | 0 | 2341 | 2341 |
| 16 | Isaac Klein – Ovink (Mnt) | 750 | 750 | 0 | 0 | 833 | 2333 | 2333 | |
| 17 | Sam Charlesworth (Auck) | 750 | 0 | 675 | 833 | 0 | 0 | 2258 | 2258 |
| 18 | Jake Owen (Dun) | 540 | 0 | 0 | 0 | 732 | 833 | 2105 | 2105 |
| 19 | Thomas Charlesworth (Auck) | 600 | 0 | 750 | 732 | 0 | 0 | 2082 | 2082 |
| 20 | Aiden Hayes (Mnt) | 0 | 675 | 675 | 675 | 0 | 0 | 2025 | 2025 |
| 20 | Jean Viljoen (Mnt) | 0 | 675 | 675 | 675 | 0 | 0 | 2025 | 2025 |
| 22 | Reuben Lyons (Kaik) | 600 | 0 | 0 | 0 | 732 | 675 | 2007 | 2007 |
| 23 | Dara O’Malley (Chch) | 600 | 0 | 0 | 0 | 675 | 675 | 1950 | 1950 |
| 24 | Cameron Broad (HBay) | 0 | 675 | 585 | 0 | 0 | 675 | 1935 | 1935 |
| 25 | Trae Cooney (WGM) | 0 | 0 | 585 | 675 | 0 | 585 | 1845 | 1845 |
| 26 | Tyler Perry (Kaik) | 540 | 0 | 0 | 0 | 675 | 585 | 1800 | 1800 |
| 27 | Elliot Menzies (Chch) | 480 | 0 | 0 | 0 | 675 | 585 | 1740 | 1740 |
| 28 | Myka Black (Chch) | 600 | 0 | 0 | 0 | 1095 | 0 | 1695 | 1695 |
| 29 | Jai Oakley (Chch) | 0 | 0 | 0 | 0 | 833 | 833 | 1666 | 1666 |
| 30 | Jacob Buckle (Whangrei) | 0 | 915 | 0 | 675 | 0 | 0 | 1590 | 1590 |
| 31 | Ruben Peyroux (Dun) | 675 | 0 | 0 | 0 | 675 | 0 | 1350 | 1350 |
| 32 | Billy Gilbert (Whangarei) | 0 | 0 | 600 | 732 | 0 | 0 | 1332 | 1332 |
| 33 | George Roberts (Chch) | 0 | 0 | 0 | 0 | 675 | 585 | 1260 | 1260 |
| 33 | Nixon Reardon (Dun) | 0 | 0 | 0 | 0 | 585 | 675 | 1260 | 1260 |
| 35 | Kahu Kaan (Dun) | 540 | 0 | 0 | 0 | 0 | 675 | 1215 | 1215 |
| 36 | Bailey Pearce (Chch) | 0 | 0 | 0 | 0 | 585 | 585 | 1170 | 1170 |
| 37 | Finn Vette (Gis) | 915 | 0 | 0 | 0 | 0 | 0 | 915 | 915 |
| 37 | Kora Cooper (Rag) | 915 | 0 | 0 | 0 | 0 | 0 | 915 | 915 |
| 39 | Navryn Malone (Rag) | 833 | 0 | 0 | 0 | 0 | 0 | 833 | 833 |
| 39 | Jacob Saunders (Mnt) | 0 | 0 | 0 | 0 | 0 | 833 | 833 | 833 |
| 41 | Jayden Willoughby (Rag) | 750 | 0 | 0 | 0 | 0 | 0 | 750 | 750 |
| 42 | Koby Cameron (Chch) | 0 | 0 | 0 | 0 | 675 | 0 | 675 | 675 |
| 43 | Tai Erceg – Gray (Whngrei) | 600 | 0 | 0 | 0 | 0 | 0 | 600 | 600 |
| 43 | Bill Byers (Piha) | 600 | 0 | 0 | 0 | 0 | 0 | 600 | 600 |
| 43 | Neko Tohiariki (Chch) | 600 | 0 | 0 | 0 | 0 | 0 | 600 | 600 |
| 43 | Te Kauwhata Kauwhata (Whngtrei) | 600 | 0 | 0 | 0 | 0 | 0 | 600 | 600 |
| 47 | Hunter Schnuriger (Auck) | 0 | 0 | 0 | 585 | 0 | 0 | 585 | 585 |
| 47 | Liam Wilson (Haw) | 0 | 0 | 0 | 585 | 0 | 0 | 585 | 585 |
| 47 | Dughall Eadie (Auck) | 0 | 0 | 0 | 585 | 0 | 0 | 585 | 585 |
| 47 | Campbell Heasley (Chch) | 0 | 0 | 0 | 0 | 585 | 0 | 585 | 585 |
| 51 | Kava Matthews (Tara) | 540 | 0 | 0 | 0 | 0 | 0 | 540 | 540 |
| 51 | Jai Wallis (Piha) | 540 | 0 | 0 | 0 | 0 | 0 | 540 | 540 |
| 51 | Tana Clapham (Rag) | 540 | 0 | 0 | 0 | 0 | 0 | 540 | 540 |
| 54 | Journey Lum (Whngrei) | 473 | 0 | 0 | 0 | 0 | 0 | 473 | 473 |
Under 18 Boys
