| 2020-09-05 15:00:00September 5, 2020 | Cottenham United First  | 2 - 1 |  Milton First | |
| 2020-09-12 15:00:00September 12, 2020 | Cottenham United First | 1 - 2 |  March Town United Reserves | |
| 2020-09-19 15:00:00September 19, 2020 | Cottenham United First | 2 - 4 |  Huntingdon United First | |
| 2020-09-26 15:00:00September 26, 2020 | Cottenham United First | 2 - 4 |  Orwell First | |
| 2020-10-10 15:00:00October 10, 2020 | Cottenham United First | 2 - 3 |  Whittlesford United First | |
| 2020-10-17 15:00:00October 17, 2020 | Cottenham United First | 2 - 3 |  AFC Barley Mow | |
| 2020-10-31 14:00:04October 31, 2020 | Cottenham United First | 2 - 1 |  Isleham United First | |
| 2020-12-05 14:00:00December 5, 2020 | Bluntisham Rangers First  | 0 - 5 | Cottenham United First | |
| 2020-12-12 14:00:00December 12, 2020 | AFC Barley Mow | 2 - 2 | Cottenham United First | |
| 2021-04-10 15:00:55April 10, 2021 | Comberton United First  | 3 - 2 | Cottenham United First | |
| 2021-04-17 15:00:29April 17, 2021 | Cottenham United First | 2 - 0 | Milton First | |
| 2021-04-20 18:15:35April 20, 2021 | Cottenham United First | 7 - 0 | Whittlesford United First | |
| 2021-04-24 15:00:06April 24, 2021 | Eynesbury United First | 0 - 2 | Cottenham United First | |
| 2021-04-27 18:15:16April 27, 2021 | Cottenham United First | 4 - 0 |  Hardwick FC Reserves | |
| 2021-05-08 15:00:46May 8, 2021 | Fulbourn Institute First  | 0 - 5 | Cottenham United First | |
| 2021-05-15 15:00:07May 15, 2021 | Cherry Hinton First  | 2 - 3 | Cottenham United First | |
| 2021-05-22 15:00:14May 22, 2021 | Newmarket Town F.C Reserve Team  | 2 - 2 | Cottenham United First | |
| 2021-06-04 19:45:54June 4, 2021 | West Wratting First  | 19:45:54Postponed | Cottenham United First | |
