Head to Head
| England Isthmian Premier Division | 2018/04/10 18:45 | Leiston v Harrow Borough | W | 3-0 |
| England Isthmian Premier Division | 2017/12/16 15:00 | Harrow Borough v Leiston | W | 0-5 |
| England Isthmian Premier Division | 2017/04/11 18:45 | Leiston v Harrow Borough | D | 2-2 |
| England Isthmian Premier Division | 2017/02/18 15:00 | Harrow Borough v Leiston | L | 3-1 |
| England Isthmian Premier Division | 2016/03/16 19:45 | Leiston v Harrow Borough | W | 2-0 |
| England Isthmian Premier Division | 2016/03/05 15:00 | Harrow Borough v Leiston | D | 0-0 |
| England Isthmian Premier Division | 2015/03/14 15:00 | Leiston v Harrow Borough | D | 0-0 |
| England Isthmian Premier Division | 2014/09/20 14:00 | Harrow Borough v Leiston | L | 2-0 |
Home History
| England Southern Premier League Central | 2021/11/08 19:45 | Hitchin v Leiston | L | 4-1 |
| England Southern Premier League Central | 2021/11/06 15:00 | Leiston v Stourbridge | W | 2-1 |
| England Southern Premier League Central | 2021/11/02 19:45 | Leiston v Needham Market | W | 1-0 |
| England FA Trophy | 2021/10/30 14:00 | Hitchin v Leiston | W | 1-3 |
| England Southern Premier League Central | 2021/10/26 18:45 | Biggleswade Town v Leiston | L | 3-2 |
| England Southern Premier League Central | 2021/10/23 14:00 | Tamworth v Leiston | W | 1-3 |
| England Southern Premier League Central | 2021/10/19 18:45 | Banbury v Leiston | L | 3-2 |
| England Southern Premier League Central | 2021/10/16 14:00 | Leiston v Barwell | W | 2-1 |
Away History
| England FA Cup | 2021/11/06 15:00 | Portsmouth v Harrow Borough | L | 1-0 |
| England FA Trophy | 2021/10/30 14:00 | South Park v Harrow Borough | W | 0-1 |
| England Southern Premier League South | 2021/10/26 18:45 | Harrow Borough v Gosport Borough | W | 1-0 |
| England Southern Premier League South | 2021/10/23 14:00 | Harrow Borough v Wimborne Town | W | 2-0 |
| England Southern Premier League South | 2021/10/19 18:45 | Kings Langley v Harrow Borough | W | 0-2 |
| England FA Cup Qualification | 2021/10/16 14:00 | Harrow Borough v Chelmsford | W | 4-2 |
| England Southern Premier League South | 2021/10/12 18:45 | Harrow Borough v Beaconsfield | W | 3-1 |
| England Southern Premier League South | 2021/10/09 14:00 | Truro City v Harrow Borough | L | 2-1 |