Most Major League Baseball (MLB) Season Losses

Top 50 Major League Baseball Teams Seasons In Losses

1: Cleveland Spiders - 1899 - 134
2: Chicago White Sox - 2024 - 121
3: New York Mets - 1962 - 120
4: Detroit Tigers - 2003 - 119
5: Colorado Rockies - 2025 - 119
6: Philadelphia Athletics - 1916 - 117
7: Boston Braves - 1935 - 115
8: Baltimore Orioles - 2018 - 115
9: Detroit Tigers - 2019 - 114
10: Washington Senators - 1904 - 113
11: Pittsburg Alleghenys - 1890 - 113
12: Oakland Athletics - 2023 - 112
13: New York Mets - 1965 - 112
14: Pittsburgh Pirates - 1952 - 112
15: Houston Astros - 2013 - 111
16: St. Louis Browns - 1939 - 111
17: St. Louis Browns - 1898 - 111
18: Arizona Diamondbacks - 2004 - 111
19: Boston Red Sox - 1932 - 111
20: Louisville Colonels - 1889 - 111
21: Philadelphia Phillies - 1941 - 111
22: New York Mets - 1963 - 111
23: Arizona Diamondbacks - 2021 - 110
24: Washington Senators - 1909 - 110
25: San Diego Padres - 1969 - 110
26: Baltimore Orioles - 2021 - 110
27: Montreal Expos - 1969 - 110
28: Detroit Tigers - 1996 - 109
29: New York Mets - 1964 - 109
30: Toronto Blue Jays - 1979 - 109
31: Philadelphia Athletics - 1915 - 109
32: Philadelphia Phillies - 1942 - 109
33: Philadelphia Phillies - 1928 - 109
34: Philadelphia Phillies - 1945 - 108
35: Florida Marlins - 1998 - 108
36: Baltimore Orioles - 2019 - 108
37: St. Louis Browns - 1937 - 108
38: Oakland Athletics - 1979 - 108
39: Boston Doves - 1909 - 108
40: Boston Rustlers - 1911 - 107
41: Boston Red Sox - 1926 - 107
42: Washington Nationals - 2022 - 107
43: Houston Astros - 2012 - 107
44: Baltimore Terrapins - 1915 - 107
45: St. Louis Browns - 1911 - 107
46: Philadelphia Phillies - 1961 - 107
47: Baltimore Orioles - 1988 - 107
48: Montreal Expos - 1976 - 107
49: St. Louis Browns - 1910 - 107
50: Toronto Blue Jays - 1977 - 107