| | Division I | Division II | Division III |
| 2010 | Bel Air | Arena Club
| |
2009
| Bel Air | Joppatowne | |
| 2008 | Bel Air | Valleybrook | Belcamp |
| 2007 | Bel Air
| Aberdeen | |
| 2006 | Bel Air
| Valleybrook | |
| 2005 | Bel Air
| Rock Spring | |
| 2004 | Bel Air
| Aberdeen | |
| 2003 | Fountain Green
| Aberdeen, Emmorton, Valleybrook | |
| 2002 | Fountain Green
| Joppatowne | |
| 2001 | Knight Divers
| Emmorton | |
| 2000 | Bel Air
| Knight Divers
| |
Pre-Division Harford Swim League Champions |
| 1999 | Bel Air
| | |
| 1998 | Bel Air
| | |
| 1997 | Bel Air
| | |
| 1996 | Rock Spring | | |
| 1995 | | Please email | |
| 1994 | | webmaster@harfordswimleague.org | |
| 1993 | | with any info on past years. | |
| 1992 | Edgewood | | |
| 1991 | Edgewood | | |
| 1990 |
| | |
| 1989 | Edgewood | | |
| 1988 | Edgewood | | |
| 1987 | Edgewood | | |
| 1986 | Edgewood | | |
| 1985 | Edgewood | | |
| 1984 | | | |
| 1983 | | | |
| 1982 | | | |
| 1981 | | | |
| 1980 | | | |
