| Season | Level | Division | Section | Administration | Position | Movements |
| 1930 | Tier 2 | B-Sarja (Second Division) | Cup format | Finnish FA (Suomen Pallolitto) | quarter finals | |
| 1931 | Tier 2 | B-Sarja (Second Division) | | Finnish FA (Suomen Pallolitto) | 4th | |
| 1932 | Tier 2 | B-Sarja (Second Division) | | Finnish FA (Suomen Pallolitto) | 3rd | |
| 1933 | Tier 2 | B-Sarja (Second Division) | | Finnish FA (Suomen Pallolitto) | 3rd | |
| 1934 | Tier 2 | B-Sarja (Second Division) | Western Group | Finnish FA (Suomen Pallolitto) | 2nd | Promotion Group 2nd- Promoted |
| 1935 | Tier 1 | A-Sarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 7th | Relegated |
| 1936 | Tier 2 | Itä-Länsi-Sarja (Second Division) | West League | Finnish FA (Suomen Pallolitto) | 1st | Promotion Group 1st - Promoted |
| 1937 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 7th | Relegation Playoff - Relegated |
| 1938 | Tier 2 | Itä-Länsi-Sarja (Second Division) | West League, Northern Group | Finnish FA (Suomen Pallolitto) | 2nd | |
| 1939 | Tier 2 | Itä-Länsi-Sarja (Second Division) | West League, Group 4 | Finnish FA (Suomen Pallolitto) | 2nd | |
| 1940 | Tier 1 | Cup-Competition | Cup format | Finnish FA (Suomen Pallolitto) | Quarter-Finals | |
| 1940-41 | Tier 2 | B-Sarja (Second Division) | | Finnish FA (Suomen Pallolitto) | 1st | Promoted |
| 1943-44 | Tier 1 | SPL Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 1st | Championship rematch - Champions |
| 1945 | Tier 1 | SPL Mestaruussarja (Premier League) | Group B | Finnish FA (Suomen Pallolitto) | 1st | SPL Championship final |
| 1945-46 | Tier 1 | SPL Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 1st | Finnish championship Playoff vs TUL Champions - Champions |
| 1946-47 | Tier 1 | SPL Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 1st | Championship rematch - SPL Champions, Finnish championship Group 4th |
| 1947-48 | Tier 1 | SPL Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 1st | Champions |
| 1948 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 5th | |
| 1949 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 4th | |
| 1950 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 3rd | |
| 1951 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 2nd | |
| 1952 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 2nd | |
| 1953 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 1st | Championship rematch - Champions |
| 1954 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 4th | |
| 1955 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 3rd | |
| 1956 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 9th | Relegated |
| 1957 | Tier 2 | Suomensarja (Second Division) | West Group | Finnish FA (Suomen Pallolitto) | 1st | Promoted |
| 1958 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 6th | |
| 1959 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 7th | |
| 1960 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 8th | |
| 1961 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 10th | Relegated |
| 1962 | Tier 2 | Suomensarja (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 1st | Promoted |
| 1963 | Tier 1 | Mestaruussarja (Premier League) | | Finnish FA (Suomen Pallolitto) | 12th | Relegated |
| 1964 | Tier 2 | Suomensarja (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 3rd | |
| 1965 | Tier 2 | Suomensarja (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 10th | Relegation Playoff - Relegated |
| 1966 | Tier 3 | Maakuntasarja (Third Division) | Group 8 | Finnish FA (Suomen Pallolitto) | 3rd | |
| 1967 | Tier 3 | Maakuntasarja (Third Division) | Group 9 | Finnish FA (Suomen Pallolitto) | 2nd | |
| 1968 | Tier 3 | Maakuntasarja (Third Division) | Group 7 | Finnish FA (Suomen Pallolitto) | 1st | Promoted |
| 1969 | Tier 2 | Suomensarja (Second Division) | West Group | Finnish FA (Suomen Pallolitto) | 3rd | |
| 1970 | Tier 2 | II Divisioona (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 8th | |
| 1971 | Tier 2 | II Divisioona (Second Division) | West Group | Finnish FA (Suomen Pallolitto) | 6th | |
| 1972 | Tier 2 | II Divisioona (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 8th | |
| 1973 | Tier 3 | II divisioona (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 11th | Relegated |
| 1974 | Tier 4 | III Divisioona (Third Division) | Group 8 | Vaasa District (SPL Vaasa) | 6th | |
| 1975 | Tier 4 | III Divisioona (Third Division) | Group 8 | Vaasa District (SPL Vaasa) | 2nd | |
| 1976 | Tier 4 | III Divisioona (Third Division) | Group 8 | Vaasa District (SPL Vaasa) | 10th | Relegated |
| 1977 | Tier 5 | IV Divisioona (Fourth Division) | Group 14 - Vaasa | Vaasa District (SPL Vaasa) | 1st | Promoted |
| 1978 | Tier 4 | III Divisioona (Third Division) | Group 8 | Vaasa District (SPL Vaasa) | 1st | Promoted |
| 1979 | Tier 3 | II divisioona (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 2nd | Promotion Playoff - Promoted |
| 1980 | Tier 2 | I Divisioona (First Division) | | Finnish FA (Suomen Pallolitto) | 9th | Relegation Group 2nd |
| 1981 | Tier 2 | I Divisioona (First Division) | | Finnish FA (Suomen Pallolitto) | 10th | Relegation Group 7th – Relegated |
| 1982 | Tier 3 | II divisioona (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 11th | Relegated |
| 1983 | Tier 4 | III Divisioona (Third Division) | Group 8 | Vaasa District (SPL Vaasa) | 2nd | Promotion Playoff |
| 1984 | Tier 4 | III Divisioona (Third Division) | Group 8 | Vaasa District (SPL Vaasa) | 3rd | |
| 1985 | Tier 4 | III Divisioona (Third Division) | Group 8 | Vaasa District (SPL Vaasa) | 2nd | Rematch for promotion |
| 1986 | Tier 4 | III Divisioona (Third Division) | Group 8 | Vaasa District (SPL Vaasa) | 3rd | |
| 1987 | Tier 4 | III Divisioona (Third Division) | Group 8 | Vaasa District (SPL Vaasa) | 1st | Promoted |
| 1988 | Tier 3 | II divisioona (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 10th | Relegated, merger with ABK-48 to stay in II divisioona |
| 1989 | Tier 3 | II divisioona (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 7th | BK-IFK |
| 1990 | Tier 3 | II Divisioona (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 9th | BK-IFK |
| 1991 | Tier 3 | II divisioona (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 4th | BK-IFK |
| 1992 | Tier 3 | II divisioona (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 2nd | BK-IFK |
| 1993 | Tier 3 | II divisioona (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 2nd | BK-IFK – Promoted |
| 1994 | Tier 2 | Ykkönen (First Division) | | Finnish FA (Suomen Pallolitto) | 11th | BK-IFK – Relegated |
| 1995 | Tier 3 | Kakkonen (Second Division) | West Group | Finnish FA (Suomen Pallolitto) | 3rd | BK-IFK |
| 1996 | Tier 3 | Kakkonen (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 4th | BK-IFK |
| 1997 | Tier 3 | Kakkonen (Second Division) | West Group | Finnish FA (Suomen Pallolitto) | 4th | BK-IFK |
| 1998 | Tier 3 | Kakkonen (Second Division) | West Group | Finnish FA (Suomen Pallolitto) | 6th | BK-IFK |
| 1999 | Tier 3 | Kakkonen (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 6th | BK-IFK |
| 2000 | Tier 3 | Kakkonen (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 10th | BK-IFK – Relegated |
| 2001 | Tier 4 | Kolmonen (Third Division) | Vaasa | Vaasa District (SPL Vaasa) | 2nd | Promoted |
| 2002 | Tier 3 | Kakkonen (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 8th | |
| 2003 | Tier 3 | Kakkonen (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 3rd | |
| 2004 | Tier 3 | Kakkonen (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 6th | |
| 2005 | Tier 3 | Kakkonen (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 1st | Promoted |
| 2006 | Tier 2 | Ykkönen (First Division) | | Finnish FA (Suomen Pallolitto) | 8th | |
| 2007 | Tier 2 | Ykkönen (First Division) | | Finnish FA (Suomen Pallolitto) | 6th | |
| 2008 | Tier 2 | Ykkönen (First Division) | | Finnish FA (Suomen Pallolitto) | 12th | Relegated |
| 2009 | Tier 3 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | 4th | |
| 2010 | Tier 3 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | 6th | |
| 2011 | Tier 3 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | 5th | |
| 2012 | Tier 3 | Kakkonen (Second Division) | West Group | Finnish FA (Suomen Pallolitto) | 4th | |
| 2013 | Tier 3 | Kakkonen (Second Division) | North Group | Finnish FA (Suomen Pallolitto) | 3rd | |
| 2014 | Tier 3 | Kakkonen (Second Division) | West Group | Finnish FA (Suomen Pallolitto) | 1st | Promoted |
| 2015 | Tier 2 | Ykkönen (First Division) | | Finnish FA (Suomen Pallolitto) | 10th | Relegated |
| 2016 | Tier 3 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | 9th | |
| 2017 | Tier 3 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | 3rd | |
| 2018 | Tier 3 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | 10th | Relegated - Retained position in kakkonen |
| 2019 | Tier 3 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | 8th | |
| 2020 | Tier 3 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | 10th | |
| 2021 | Tier 3 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | 9th | |
| 2022 | Tier 3 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | 2nd | |
| 2023 | Tier 3 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | 5th | Qualifiers for Ykkönen - Qualified |
| 2024 | Tier 3 | Ykkönen (First Division) | | Finnish FA (Suomen Pallolitto) | 11th | Relegated |
| 2025 | Tier 4 | Kakkonen (Second Division) | Group C | Finnish FA (Suomen Pallolitto) | | |