Female Premierships
| SEASON |
A Grade |
A Grade T20 |
B Grade |
B Grade T20 |
C Grade |
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| 1930-31 |
Fremantle Suburban |
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| 1931-32 |
Fremantle Suburban |
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| 1932-33 |
Fremantle Suburban |
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| 1933-34 |
Western Girls |
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| 1934-35 |
Fremantle Suburban |
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| 1935-36 |
Western Girls |
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| 1936-37 |
Fremantle Rovers |
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| 1937-38 |
Fremantle Rovers |
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| 1938-39 |
No Competition |
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| 1939-40 |
No Competition |
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| 1940-41 |
No Competition |
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| 1941-42 |
No Competition |
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| 1942-43 |
No Competition |
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| 1943-44 |
No Competition |
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| 1944-45 |
No Competition |
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| 1945-46 |
No Competition |
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| 1946-47 |
Cambridge |
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| 1947-48 |
Cambridge |
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| 1948-49 |
Cambridge |
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| 1949-50 |
Cambridge |
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| 1950-51 |
Cambridge |
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| 1951-52 |
Cambridge |
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| 1952-53 |
Subiaco |
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| 1953-54 |
Subiaco |
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| 1954-55 |
South Perth |
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| 1955-56 |
Subiaco |
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| 1956-57 |
South Perth |
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| 1957-58 |
Subiaco |
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| 1958-59 |
Subiaco |
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| 1959-60 |
Subiaco |
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| 1960-61 |
Subiaco |
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| 1961-62 |
Subiaco |
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| 1962-63 |
Subiaco |
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| 1963-64 |
Subiaco |
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| 1964-65 |
Willows |
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| 1965-66 |
Subiaco |
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| 1966-67 |
Subiaco |
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| 1967-68 |
Subiaco |
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| 1968-69 |
South Perth |
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| 1969-70 |
Subiaco |
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| 1970-71 |
South Perth |
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| 1971-72 |
South Perth |
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| 1972-73 |
South Perth |
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| 1973-74 |
South Perth |
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| 1974-75 |
South Perth |
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Secondary Teachers College |
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| 1975-76 |
University |
|
Warwick (Wanneroo) |
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| 1976-77 |
Canning Districts |
|
Melville |
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| 1977-78 |
South Perth |
|
Subiaco |
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| 1978-79 |
Canning Districts |
|
Subiaco |
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| 1979-80 |
Canning Districts |
|
Bedford |
|
South Perth 1 |
| 1980-81 |
Canning Districts |
|
South Perth |
|
South Perth |
| 1981-82 |
Canning Districts |
|
Wanneroo |
|
North Dianella |
| 1982-83 |
South Perth/Melville |
|
Subiaco |
|
South Perth |
| 1983-84 |
Subiaco |
|
Subiaco |
|
Subiaco |
| 1984-85 |
Melville |
|
Subiaco |
|
Subiaco |
| 1985-86 |
Subiaco |
|
Subiaco |
|
Kalamunda |
| 1986-87 |
Wanneroo |
|
Subiaco |
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Bassendean |
| 1987-88 |
Melville |
|
Melville |
|
Wanneroo |
| 1988-89 |
Subiaco |
|
Subiaco |
|
Midland-Guildford |
| 1989-90 |
Subiaco |
|
Subiaco |
|
Midland-Guildford |
| 1990-91 |
Midland-Guildford |
|
Whitfords/Wanneroo |
|
Whitfords |
| 1991-92 |
Melville |
|
Subiaco |
|
Melville |
| 1992-93 |
Subiaco |
|
Subiaco |
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| 1993-94 |
Melville |
|
Subiaco |
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| 1994-95 |
Subiaco |
|
Melville |
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| 1995-96 |
Melville |
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Whitfords |
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| 1996-97 |
Midland-Guildford |
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Subiaco |
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| 1997-98 |
Subiaco |
|
Melville |
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| 1998-99 |
Subiaco |
|
Melville |
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| 1999-00 |
Subiaco Marist |
|
Claremont-Nedlands |
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| 2000-01 |
Melville |
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Curtin/Victoria Park |
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| 2001-02 |
Melville |
|
Curtin/Victoria Park |
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| 2002-03 |
Subiaco Marist |
|
Subiaco Marist |
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| 2003-04 |
Tuart Hill |
|
Melville |
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| 2004-05 |
Tuart Hill |
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Curtin Victoria Park |
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| 2005-06 |
Subiaco Marist |
|
Melville Womens |
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| 2006-07 |
Melville Womens |
|
South Perth |
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| 2007-08 |
Subiaco Marist |
|
Melville Womens |
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| 2008-09 |
Melville |
Subiaco Marist |
Whitfords |
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| 2009-10 |
Midland-Guildford |
Melville |
Midland-Guildford |
Midland-Guildford |
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| 2010-11 |
South Perth |
Melville |
Melville |
South Perth 2 |
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| 2011-12 |
Melville |
Melville |
Melville |
Midland-Guildford |
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| 2012-13 |
Melville |
Midland-Guildford |
South Perth |
Melville |
|
| 2013-14 |
Melville |
Subiaco Marist |
University |
University |
|
| 2014-15 |
Melville |
Subiaco Floreat |
University |
Midland-Guildford |
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| 2015-16 | Midland-Guildford | Melville | Midland-Guildford | University | |
| 2016-17 | Midland-Guildford | Midland-Guildford | Melville | Melville | |
| 2017-18 | Melville | Melville | Melville | Subiaco Floreat | |
| 2018-19 | Subiaco Floreat | Melville | Melville | Melville | |
| 2019-20 | Melville | South Perth | Melville | South Perth | |
| 2020-21 | Midland-Guildford | Melville | Melville | South Perth | |
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Where a premier is listed as 'X & Y', joint premiers were declared either through a tie or a washout * Highest Ranked Team in A & B Grade One Day Competitions were awarded the Premiership after Elimination Final Round in 2019-20 due to COVID-19 Pandemic |
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Youth League Premierships
| Season | T20 Competition | One Day Competition |
| 2018-19 | Subiaco Floreat | N/A |
| 2019-20 | Melville | Melville |
| 2020-21 | Melville | Midland-Guildford |