Debutants
Adam Francis is the youngest debutant in Gravel and Tar Classic in 2021. There are 27 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | FRANCIS Adam | Manawatu Region Development Team | 17y + 356d |
| 2 | DRAGE Jack | Green Monkey | 18y + 73d |
| 3 | LIU David | Kiwi Velo Team | 18y + 103d |
| 4 | BROTHERSTON Navarh | NZ Cycling Project | 18y + 137d |
| 5 | FEINT Camden | Next Gen Racing by Resolve Technology | 18y + 255d |
| 6 | GRAVE Oliver | Next Gen Racing by Resolve Technology | 18y + 334d |
| 7 | STORRIER Hayden | Manawatu Region Development Team | 18y + 347d |
| 8 | CRAINE Ethan | Manawatu Region Development Team | 19y + 102d |
| 9 | CLEGG-SHAW Barnaby | Green Monkey | 19y + 132d |
| 10 | BOTCHER Caleb | Manawatu Region Development Team | 19y + 251d |
| 11 | BOWER Ewart | Kiwi Velo Team | 19y + 251d |
| 12 | BURNETT Josh | NZ Cycling Project | 20y + 89d |
| 13 | SHIELDS Jamie | Next Gen Racing by Resolve Technology | 20y + 125d |
| 14 | STRONG Corbin | New Zealand | 20y + 268d |
| 15 | JACKSON George | NZ Cycling Project | 20y + 338d |
| 16 | SEXTON Tom | New Zealand | 22y + 65d |
| 17 | MARTIN David | Coupland's Bakeries/Booth's Group Team | 22y + 105d |
| 18 | STEWART Campbell | Black Spoke Pro Cycling Academy | 22y + 256d |
| 19 | GOUGH Regan | Next Gen Racing by Resolve Technology | 24y + 109d |
| 20 | KERGOZOU DE LA BOESSIERE Nick | Coupland's Bakeries/Booth's Group Team | 24y + 269d |
| 21 | PRICE Corby | Green Monkey | 25y + 31d |
| 22 | HARRIS Chris | Kiwi Velo Team | 27y + 234d |
| 23 | GIBSON Myles | Manawatu Region Development Team | 28y + 51d |
| 24 | GATE Aaron | Black Spoke Pro Cycling Academy | 30y + 58d |
| 25 | COURTIS Joshua | Next Gen Racing by Resolve Technology | 30y + 99d |
| 26 | BENNETT George | New Zealand | 30y + 291d |
| 27 | KENNEDY Callum | Green Monkey | 42y + 44d |