Season-by-season
Panhellenic Championship years (until 1959)
- 1924-25: Piraeus: 2nd
- 1925-26: Piraeus: ?
- 1926-27: Piraeus: ?
- 1927-28: Piraeus: 1st / National: 2nd
- 1928-29: Piraeus: 1st
- 1929-30: Piraeus: 2nd
- 1930-31: Piraeus: 4th / National: 7th
- 1931-32: National: 4th
- 1932-33: South: 4th
- 1933-34: Piraeus: 1st / South: 3rd
- 1934-35: Piraeus: 1st / South: 1st
- 1935-36: National: 6th
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- 1936-37: Piraeus: 2nd
- 1937-38: Piraeus: 2nd
- 1938-39: Piraeus: 1st / National: 3rd
- 1939-40: South: 4th
- 1940-41: No championship
- 1941-42: No championship
- 1942-43: No championship
- 1943-44: No championship
- 1944-45: No championship
- 1945-46: Piraeus: 2nd
- 1946-47: Piraeus: 3rd
- 1947-48: Piraeus: 4th
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- 1948-49: Piraeus: 2nd
- 1949-50: Piraeus: 2nd
- 1950-51: Piraeus: 2nd
- 1951-52: Piraeus: 2nd
- 1952-53: Piraeus: 2nd
- 1953-54: Piraeus: ?
- 1954-55: Piraeus: ?
- 1955-56: Piraeus: 2nd / National: 2nd
- 1956-57: Piraeus: 3rd / National: Disqualified
- 1957-58: Piraeus: 3rd / National: 10th
- 1958-59: Piraeus: 2nd / National: 2nd
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(Note: National Championship not played in 1928-29 and 1934-35, seasons when Ethnikos won regional championships)
Alpha Ethniki/Super League years (since 1959-60)
- 1959-60: A' Ethniki: 12th
- 1960-61: A' Ethniki: 6th
- 1961-62: A' Ethniki: 7th
- 1962-63: A' Ethniki: 5th
- 1963-64: A' Ethniki: 10th
- 1964-65: A' Ethniki: 9th
- 1965-66: A' Ethniki: 7th
- 1966-67: A' Ethniki: 7th
- 1967-68: A' Ethniki: 6th
- 1968-69: A' Ethniki: 8th
- 1969-70: A' Ethniki: 11th
- 1970-71: A' Ethniki: 8th
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- 1971-72: A' Ethniki: 8th
- 1972-73: A' Ethniki: 6th
- 1973-74: A' Ethniki: 10th
- 1974-75: A' Ethniki: 4th
- 1975-76: A' Ethniki: 7th
- 1976-77: A' Ethniki: 8th
- 1977-78: A' Ethniki: 7th
- 1978-79: A' Ethniki: 8th
- 1979-80: A' Ethniki: 7th
- 1980-81: A' Ethniki: 7th
- 1981-82: A' Ethniki: 13th
- 1982-83: A' Ethniki: 11th
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- 1983-84: A' Ethniki: 9th
- 1984-85: A' Ethniki: 9th
- 1985-86: A' Ethniki: 13th
- 1986-87: A' Ethniki: 11th
- 1987-88: A' Ethniki: 7th
- 1988-89: A' Ethniki: 14th
- 1989-90: A' Ethniki: 18th
- 1990-91: B' Ethniki: 1st
- 1991-92: A' Ethniki: 18th
- 1992-93: B' Ethniki: 9th
- 1993-94: B' Ethniki: 3rd
- 1994-95: A' Ethniki: 13th
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- 1995-96: A' Ethniki: 18th
- 1996-97: B' Ethniki: 3rd
- 1997-98: A' Ethniki: 15th
- 1998-99: A' Ethniki: 18th
- 1999-00: B' Ethniki: 15th
- 2000-01: Γ' Ethniki: 4th
- 2001-02: Γ' Ethniki: 9th
- 2002-03: Γ' Ethniki: 17th
- 2003-04: Δ' Ethniki: 7th
- 2004-05: Γ' Ethniki: 4th
- 2005-06: Γ' Ethniki: 2nd
- 2006-07: B' Ethniki: 6th
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- 2007-08: B' Ethniki: 9th
- 2008-09: B' Ethniki: 13th
- 2009-10: B' Ethniki: 4th
- 2010-11: B' Ethniki: 16th
- 2011-12: Δ' Ethniki: 10th
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