What are the worst records in MLB history?

ByESPN ESPN logo
Thursday, March 27, 2025 1:34PM
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The Chicago White Soxstruggled during the 2024 season. At the end of September, the White Sox fell to the Detroit Tigersand broke the modern MLB era record for most lossesin a season, taking over the historical slot previously held by the 1962 expansion New York Mets.

Check out the historical rundown below:

Worst Records, MLB Historybr/>(Min. 150 Games Played; W-L, Win Pct)

1899 Cleveland Spiders: 20-134, .130

1916 Philadelphia A's: 36-117, .235

1935 Boston Braves: 38-115, .248

2024 Chicago White Sox: 39-121, .244

1962 New York Mets: 40-120, .250

1904 Washington Senators: 38-113, .252

Most Losses in a Season, MLB History br/>(W-L, Win Pct)

1899 Cleveland Spiders: 134

2024 Chicago White Sox: 121

1962 New York Mets: 120

2003 Detroit Tigers: 119

1916 Philadelphia Athletics: 117

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