Lowlands Gravel Bash Impulse Cycles Dirty Thirty Race 31.5km – 5 August 2023
| Place | Name | Bike | Time | Ave. speed km/h | Category winners | |
| 1 | Brett Dal Pozzo | GB | 60:33 | 31.2 | 1st male U/50 gravel bike | |
| 2 | Brent Schoof | GB | 61:17 | 30.8 | ||
| 3 | Matt Bascombe | GB | 61:17 | 30.8 | 1st male 50+ gravel bike | |
| 4 | Mike Staude | GB | 61:18 | 30.8 | ||
| 5 | Greg Newton | GB | 61:18 | 30.8 | ||
| 6 | David Beckwith | GB | 65:27 | 28.9 | ||
| 7 | Brendan Holmes | GB | 65:43 | 28.8 | ||
| 8 | Steve Lee | GB | 65:44 | 28.8 | ||
| 9 | Marius Coetzer | GB | 65:45 | 28.8 | ||
| 10 | Brett Turbill | GB | 67:52 | 27.9 | ||
| 11 | Jimmy Watmore | GB | 67:53 | 27.9 | 1st super-veteran | |
| 12 | Alex Poulton | GB | 68:54 | 27.4 | ||
| 13 | Brad Smithson | MTB | 74:06 | 25.5 | 1st male U/50 mtb | |
| 14 | Dave Warren | GB | 75:43 | 25.0 | ||
| 15 | Shirley Thurston | GB | 76:54 | 24.6 | 1st female 50+ gravel bike | |
| 16 | Lucy Wellstead | GB | 79:39 | 23.7 | ||
| 17 | Liz Cooper | MTB | 83:27 | 22.7 | 1st female 50+ mtb | |
| 18 | Keith Symes | MTB | 90:01 | 21 | 1st male 50+ mtb | |
| 19 | Jill Bascombe | MTB | 55:09 (2 laps) | 23.4 | 1st female U/50 mtb | |
| 20 | Ted Lord | MTB | 64:07 (2 laps) | 20.1 |