| Wednesday, 22 August 2018 |
| Colts League AGM |
| Sunday, 26 August 2018 |
| Bank Holiday |
| Sunday, 2 September 2018 |
| League Week 1 |
| Birkenhead Park Senior U18 Colts | 52 | 0 | Wilmslow Senior U18 Colts |
| Caldy Senior U18 Colts | 48 | 7 | Southport Senior U18 Colts |
| Chester Senior U18 Colts | Liquidated Fixture | Macclesfield Senior U18 Colts |
| Lymm Senior U18 Colts | 75 | 7 | Sandbach Senior U18 Colts |
| Sunday, 9 September 2018 |
| League Week 2 |
| Birkenhead Park Senior U18 Colts | 27 | 3 | Caldy Senior U18 Colts |
| Sandbach Senior U18 Colts | Liquidated Fixture | Chester Senior U18 Colts |
| Southport Senior U18 Colts | 0 | 69 | Lymm Senior U18 Colts |
| Wilmslow Senior U18 Colts | 22 | 59 | Macclesfield Senior U18 Colts |
| Sunday, 16 September 2018 |
| League Week 3 |
| Caldy Senior U18 Colts | 45 | 5 | Wilmslow Senior U18 Colts |
| Chester Senior U18 Colts | Liquidated Fixture | Southport Senior U18 Colts |
| Lymm Senior U18 Colts | 43 | 0 | Birkenhead Park Senior U18 Colts |
| Macclesfield Senior U18 Colts | 14 | 33 | Sandbach Senior U18 Colts |
| Sunday, 23 September 2018 |
| League Week 4 |
| Birkenhead Park Senior U18 Colts | Liquidated Fixture | Chester Senior U18 Colts |
| Caldy Senior U18 Colts | 0 | 31 | Lymm Senior U18 Colts |
| Southport Senior U18 Colts | 49 | 0 | Macclesfield Senior U18 Colts |
| Wilmslow Senior U18 Colts | 26 | 28 | Sandbach Senior U18 Colts |
| Sunday, 30 September 2018 |
| County Cup Round 1 |
| Sunday, 7 October 2018 |
| League Week 5 |
| Chester Senior U18 Colts | Liquidated Fixture | Caldy Senior U18 Colts |
| Lymm Senior U18 Colts | Home Walkover | Wilmslow Senior U18 Colts |
| Macclesfield Senior U18 Colts | 29 | 35 | Birkenhead Park Senior U18 Colts |
| Sandbach Senior U18 Colts | 36 | 0 | Southport Senior U18 Colts |
| Sunday, 14 October 2018 |
| League Week 6 |
| Birkenhead Park Senior U18 Colts | 52 | 28 | Sandbach Senior U18 Colts |
| Caldy Senior U18 Colts | Home Walkover | Macclesfield Senior U18 Colts |
| Lymm Senior U18 Colts | Liquidated Fixture | Chester Senior U18 Colts |
| Wilmslow Senior U18 Colts | 31 | 0 | Southport Senior U18 Colts |
| Sunday, 21 October 2018 |
| League Week 7 |
| Chester Senior U18 Colts | Liquidated Fixture | Wilmslow Senior U18 Colts |
| Macclesfield Senior U18 Colts | v | Lymm Senior U18 Colts |
| Sandbach Senior U18 Colts | 13 | 5 | Caldy Senior U18 Colts |
| Southport Senior U18 Colts | 0 | 69 | Birkenhead Park Senior U18 Colts |
| Sunday, 28 October 2018 |
| Recovery Week |
| Sunday, 4 November 2018 |
| County Cup Round 2 |
| Sunday, 11 November 2018 |
| League Week 8 |
| Caldy Senior U18 Colts | v | Birkenhead Park Senior U18 Colts |
| Lymm Senior U18 Colts | v | Southport Senior U18 Colts |
| Macclesfield Senior U18 Colts | v | Wilmslow Senior U18 Colts |
| Sandbach Senior U18 Colts | Liquidated Fixture | Chester Senior U18 Colts |
| Sunday, 18 November 2018 |
| League Week 9 |
| Sunday, 25 November 2018 |
| League Week 10 |
| Sunday, 2 December 2018 |
| Recovery Week |
| Sunday, 9 December 2018 |
| League Week 11 |
| Sunday, 16 December 2018 |
| Recovery Week |
| Sunday, 23 December 2018 |
| Recovery Week |
| Sunday, 30 December 2018 |
| Christmas Break |
| Sunday, 6 January 2019 |
| League Week 12 |
| Sunday, 13 January 2019 |
| Recovery Week |
| Sunday, 20 January 2019 |
| League Week 13 |
| Sunday, 27 January 2019 |
| Recovery Week |
| Sunday, 3 February 2019 |
| County Cup Quarter Finals |
| Sunday, 10 February 2019 |
| League Week 14 |
| Sunday, 17 February 2019 |
| Recovery Week |
| Sunday, 24 February 2019 |
| League Cup Round 1 |
| Sunday, 3 March 2019 |
| Recovery Week |
| Sunday, 10 March 2019 |
| League Cup Round 2 |
| Sunday, 17 March 2019 |
| Recovery Week |
| Sunday, 24 March 2019 |
| League Cup Quarter Finals |
| Sunday, 31 March 2019 |
| Recovery Week |
| Sunday, 7 April 2019 |
| League Cup Semi Finals |
| Sunday, 14 April 2019 |
| County Cup Semi Finals |
| Sunday, 21 April 2019 |
| Easter Break |
| Sunday, 28 April 2019 |
| County Cup Finals |
| Sunday, 5 May 2019 |
| League Cup Finals |