FA Cup 2002/03, First Qualifying Round |
| | | Peterlee Newtown | | Louth United | | 4:0 |
| |
FA Cup 2001/02, First Qualifying Round |
| | | Louth United | | Durham City | | 0:3 |
| |
FA Cup 2000/01, Preliminary Round |
| | | Louth United | | North Ferriby United | | 1:5 |
| |
FA Cup 1999/00, Second Qualifying Round |
| | | Emley | | Louth United | | 2:0 |
| |
FA Cup 1998/99, Second Qualifying Round |
| | | Louth United | | Brigg Town | | 0:2 |
| |
FA Cup 1997/98, First Qualifying Round |
| | | Hyde United | | Louth United | | 3:0 |
| |
FA Cup 1996/97, Preliminary Round |
| | | Guisborough Town | | Louth United | | 4:1 * |
| |
FA Cup 1995/96, First Qualifying Round |
| | | Marine | | Louth United | | 4:0 |
| |
FA Cup 1994/95, Preliminary Round |
| | | Maine Road | | Louth United | | 3:1 |
| |
FA Cup 1992/93, Preliminary Round |
| | | Harrogate Town | | Louth United | | 4:3 |
| |
FA Cup 1990/91, Preliminary Round |
| | | Princes End United | | Louth United | | 1:0 * |
| |
FA Cup 1989/90, First Qualifying Round |
| | | Grantham Town | | Louth United | | 2:1 |
| |
FA Cup 1988/89, Preliminary Round |
| | | Louth United | | Walsall Wood | | 1:3 * |
| |
FA Cup 1979/80, First Qualifying Round |
| | | Alfreton Town | | Louth United | | 4:2 * |
| |
FA Cup 1978/79, Second Qualifying Round |
| | | Louth United | | Gainsborough Trinity | | 1:2 * |
| |
FA Cup 1977/78, First Qualifying Round |
| | | Goole Town | | Louth United | | 6:1 |
| |
FA Cup 1976/77, Preliminary Round |
| | | Wisbech Town | | Louth United | | 2:0 * |
| |
FA Cup 1975/76, First Qualifying Round |
| | | Selby Town | | Louth United | | 1:0 |
| |
FA Cup 1974/75, First Qualifying Round |
| | | Bourne Town | | Louth United | | 1:0 |
| |
FA Cup 1973/74, Preliminary Round |
| | | Retford Town | | Louth United | | 2:1 |
| |
FA Cup 1972/73, First Qualifying Round |
| | | Kettering Town | | Louth United | | 4:0 |
| |
FA Cup 1971/72, Preliminary Round |
| | | Louth United | | Lincoln United | | 0:1 |
| |
FA Cup 1970/71, First Qualifying Round |
| | | Louth United | | Boston | | 0:1 |
| |
FA Cup 1969/70, First Qualifying Round |
| | | Louth United | | Skegness Town | | 0:1 |
| |
FA Cup 1968/69, Second Qualifying Round |
| | | King's Lynn | | Louth United | | 3:1 |
| |
FA Cup 1967/68, Second Qualifying Round |
| | | Boston United | | Louth United | | 1:0 |
| |
FA Cup 1966/67, First Qualifying Round |
| | | Louth United | | Boston | | 0:3 |
| |
FA Cup 1965/66, First Qualifying Round |
| | | Holbeach United | | Louth United | | 2:0 |
| |
FA Cup 1964/65, First Qualifying Round |
| | | Louth United | | Holbeach United | | 2:5 |
| |
FA Cup 1963/64, First Qualifying Round |
| | | Grantham | | Louth United | | 3:0 |
| |
FA Cup 1962/63, First Qualifying Round |
| | | Grantham | | Louth United | | 5:2 |
| |
FA Cup 1961/62, Second Qualifying Round |
| | | Grantham | | Louth United | | 2:1 |
| |
FA Cup 1960/61, Second Qualifying Round |
| | | Louth United | | Holbeach United | | 0:3 |
| |
FA Cup 1959/60, First Qualifying Round |
| | | Bourne Town | | Louth United | | 4:1 |
| |
FA Cup 1958/59, First Qualifying Round |
| | | Boston United | | Louth United | | 5:2 |
| |
FA Cup 1957/58, First Qualifying Round |
| | | Gainsborough Trinity | | Louth United | | 4:2 |
| |
FA Cup 1956/57, Second Qualifying Round |
| | | Alford United | | Louth United | | 2:1 * |
| |
FA Cup 2003/04, Preliminary Round |
| | | Armthorpe Welfare | | Louth United | | +:- |
| |