FA Cup 2022/23, First Qualifying Round |
 | 03.09.2022 | | Harlow Town | – | Kings Langley | | 0:2 (0:1) |
| Harlow |
FA Cup 2021/22, Preliminary Round |
| 21.08.2021 | | Colney Heath | – | Harlow Town | | 3:0 (2:0) |
| Colney Heath |
FA Cup 2020/21, First Qualifying Round |
| 22.09.2020 | | Harlow Town | – | Waltham Abbey | | 0:1 |
| Harlow |
FA Cup 2019/20, Preliminary Round |
| 03.09.2019 | | Brentwood Town | – | Harlow Town | | 2:1 (2:0) * |
| Brentwood |
FA Cup 2018/19, First Qualifying Round |
| 11.09.2018 | | Harlow Town | – | Hendon | | 1:2 aet
(0:0, 1:1) * |
| Harlow |
FA Cup 2017/18, Third Qualifying Round |
| 03.10.2017 | | Harlow Town | – | East Thurrock United | | 1:2 (1:1) * |
| Harlow |
FA Cup 2016/17, Second Qualifying Round |
| 17.09.2016 | | King's Lynn Town | – | Harlow Town | | 1:0 |
| King's Lynn |
FA Cup 2015/16, Fourth Qualifying Round |
| 24.10.2015 | | Braintree Town | – | Harlow Town | | 2:0 (1:0) |
| Braintree |
FA Cup 2014/15, First Qualifying Round |
| 16.09.2014 | | Harlow Town | – | Grays Athletic | | 2:4 (1:1) * |
| Harlow |
FA Cup 2013/14, Second Qualifying Round |
| 28.09.2013 | | Harlow Town | – | Heybridge Swifts | | 2:3 |
| Harlow |
FA Cup 2012/13, Preliminary Round |
| 25.08.2012 | | Harlow Town | – | Hadleigh United | | 1:2 |
| Harlow |
FA Cup 2011/12, Preliminary Round |
| 03.09.2011 | | Gorleston | – | Harlow Town | | 2:0 |
| |
FA Cup 2010/11, Second Qualifying Round |
| 25.09.2010 | | Lewes | – | Harlow Town | | 2:0 |
| |
FA Cup 2009/10, Preliminary Round |
| 01.09.2009 | | Kingsbury London Tigers | – | Harlow Town | | 2:1 * |
| |
FA Cup 2008/09, First Round Proper |
| 08.11.2008 | | Harlow Town | – | Macclesfield Town | | 0:2 (0:0) |
| |
FA Cup 2007/08, Second Qualifying Round |
| 29.09.2007 | | Brentwood Town | – | Harlow Town | | 2:0 |
| |
FA Cup 2006/07, Preliminary Round |
| 02.09.2006 | | Harlow Town | – | Saffron Walden Town | | 0:1 |
| |
FA Cup 2005/06, First Qualifying Round |
| 14.09.2005 | | Harlow Town | – | Chelmsford City | | 0:1 * |
| |
FA Cup 2004/05, First Qualifying Round |
| | | Harlow Town | – | Enfield Town | | 0:1 |
| |
FA Cup 2003/04, Second Qualifying Round |
| | | Harlow Town | – | Crawley Town | | 0:4 |
| |
FA Cup 2002/03, Preliminary Round |
| | | Harlow Town | – | Aveley | | 0:1 |
| |
FA Cup 2001/02, Fourth Qualifying Round |
| | | Harlow Town | – | Bedford Town | | 1:2 (1:1) |
| |
FA Cup 2000/01, Preliminary Round |
| | | Harlow Town | – | Diss Town | | 2:3 |
| |
FA Cup 1999/00, First Qualifying Round |
| | | Wembley | – | Harlow Town | | 3:1 |
| |
FA Cup 1998/99, Third Qualifying Round |
| | | Harlow Town | – | Hendon | | 2:4 |
| |
FA Cup 1997/98, First Qualifying Round |
| | | Harlow Town | – | Metropolitan Police | | 0:2 |
| |
FA Cup 1996/97, First Qualifying Round |
| | | Hampton | – | Harlow Town | | 2:1 |
| |
FA Cup 1995/96, Preliminary Round |
| | | Harlow Town | – | Thamesmead Town | | 2:3 |
| |
FA Cup 1991/92, First Round Proper |
| 16.11.1991 | | Peterborough United | – | Harlow Town | | 7:0 |
| Peterborough |
FA Cup 1990/91, Third Qualifying Round |
| | | Harlow Town | – | Barnet | | 1:3 |
| |
FA Cup 1989/90, First Qualifying Round |
| | | Halstead Town | – | Harlow Town | | 3:2 |
| |
FA Cup 1988/89, First Qualifying Round |
| | | Sudbury Town | – | Harlow Town | | 3:1 |
| |
FA Cup 1987/88, Second Qualifying Round |
| | | Kingsbury Town | – | Harlow Town | | 3:2 * |
| |
FA Cup 1986/87, Third Qualifying Round |
| | | Bury Town | – | Harlow Town | | 2:1 |
| |
FA Cup 1986/87, Second Qualifying Round |
| | | Tilbury | – | Harlow Town | | 2:1 * |
| |
FA Cup 1985/86, Fourth Qualifying Round |
| | | Harlow Town | – | Aylesbury United | | 1:2 * |
| |
FA Cup 1984/85, Fourth Qualifying Round |
| | | Harlow Town | – | Metropolitan Police | | 1:3 |
| |
FA Cup 1983/84, Fourth Qualifying Round |
| | | Barnet | – | Harlow Town | | 5:1 * |
| |
FA Cup 1982/83, Fourth Qualifying Round |
| | | Bishop's Stortford | – | Harlow Town | | 4:0 * |
| |
FA Cup 1981/82, First Round Proper |
| 24.11.1981 | | Barnet | – | Harlow Town | | 1:0 * |
| |
FA Cup 1980/81, First Round Proper |
| 22.11.1980 | | Harlow Town | – | Charlton Athletic | | 0:2 |
| |
FA Cup 1979/80, Fourth Round Proper |
| 26.01.1980 | | Watford | – | Harlow Town | | 4:3 |
| |
FA Cup 1978/79, First Qualifying Round |
| | | Metropolitan Police | – | Harlow Town | | 1:0 |
| |
FA Cup 1977/78, Third Qualifying Round |
| | | Chelmsford City | – | Harlow Town | | 2:1 * |
| |
FA Cup 1976/77, First Qualifying Round |
| | | Hillingdon Borough | – | Harlow Town | | 2:0 * |
| |
FA Cup 1975/76, Preliminary Round |
| | | Harlow Town | – | Clacton Town | | 2:3 |
| |
FA Cup 1974/75, Fourth Qualifying Round |
| | | Tooting & Mitcham United | – | Harlow Town | | 3:0 |
| |
FA Cup 1973/74, First Qualifying Round |
| | | Aveley | – | Harlow Town | | 2:1 |
| |
FA Cup 1972/73, Second Qualifying Round |
| | | Vauxhall Motors Luton | – | Harlow Town | | 2:1 |
| |
FA Cup 1971/72, Second Qualifying Round |
| | | Bishop's Stortford | – | Harlow Town | | 4:2 |
| |
FA Cup 1970/71, First Qualifying Round |
| | | Hayes | – | Harlow Town | | 3:0 |
| |
FA Cup 1969/70, First Qualifying Round |
| | | Corinthian-Casuals | – | Harlow Town | | 4:1 * |
| |
FA Cup 1968/69, First Qualifying Round |
| | | Harlow Town | – | Brentwood Town | | 0:3 |
| |
FA Cup 1967/68, First Qualifying Round |
| | | Harlow Town | – | Brentwood Town | | 0:2 |
| |
FA Cup 1966/67, First Qualifying Round |
| | | Cray Wanderers | – | Harlow Town | | 3:1 * |
| |
FA Cup 1965/66, Second Qualifying Round |
| | | Wealdstone | – | Harlow Town | | 5:1 |
| |
FA Cup 1964/65, First Qualifying Round |
| | | Harlow Town | – | Barnet | | 0:2 |
| |
FA Cup 1963/64, First Qualifying Round |
| | | Ware | – | Harlow Town | | 2:1 * |
| |
FA Cup 1962/63, First Qualifying Round |
| | | Harlow Town | – | Wealdstone | | 0:2 |
| |
FA Cup 1949/50, Preliminary Round |
| | | Clapton | – | Harlow Town | | 7:1 |
| |
FA Cup 1948/49, Extra Preliminary Round |
| | | Harlow Town | – | Bishop's Stortford | | 1:4 |
| |
FA Cup 1947/48, Extra Preliminary Round |
| | | Civil Service | – | Harlow Town | | 2:0 |
| |
FA Cup 1992/93, First Qualifying Round |
| | | Slade Green | – | Harlow Town | | +:- |
| |
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