Mixed League Division One
| 1976 / 77 | BOSTON |
| 1977 / 78 | PETERBOROUGH |
| 1978 / 79 | PETERBOROUGH |
| 1979 / 80 | SPALDING |
| 1980 / 81 | LINCOLN |
| 1981 / 82 | SPALDING |
| 1982 / 83 | LINCOLN |
| 1983 / 84 | BOSTON |
| 1984 / 85 | SPALDING |
| 1985 / 86 | LINCOLN |
| 1986 / 87 | SPALDING |
| 1987 / 88 | SPALDING |
| 1988 / 89 | BOSTON |
| 1989 / 90 | BOSTON |
| 1990 / 91 | SPALDING |
| 1991 / 92 | BOSTON |
| 1992 / 93 | ?? |
| 1993 / 94 | ?? |
| 1994 / 95 | SPALDING |
| 1995 / 96 | LOUTH |
| 1996 / 97 | BOSTON |
| 1997 / 98 | BOSTON |
| 1998 / 99 | BOSTON |
| 1999 / 00 | LONG SUTTON |
| 2000 / 01 | SKEGNESS |
| 2001 / 02 | SCUNTHORPE |
| 2002 / 03 | SCUNTHORPE |
| 2003 / 04 | SPALDING |
| 2004 / 05 | LOUTH |
| 2005 / 06 | LOUTH |
| 2006 / 07 | LOUTH |
| 2007 / 08 | SPALDING |
| 2008 / 09 | BOSTON |
| 2009 / 10 | LONG SUTTON |
| 2010 / 11 | LINCOLN "A" |
| 2011 / 12 | LONG SUTTON |
| 2012 / 13 | SPALDING |
| 2013 / 14 | LINCOLN "A" |
| 2014 / 15 | BOSTON |
| 2015 / 16 | LOUTH "A" |
| 2016 / 17 | STAMFORD "A" |
| 2017 / 18 | LOUTH "A" |
| 2018 / 19 | LOUTH "A" |