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What are the worst records in MLB history?

The Detroit Tigers finished 2003 by breaking the the American League record for losses in a season. Gregory Shamus/Getty Images

The Chicago White Sox are struggling in 2024. In September, the White Sox set a franchise record with their 107th loss. Chicago is on track to break the modern major league record for most losses -- by the expansion 1962 New York Mets.

Check out the historical rundown below:

Worst Records, MLB History
(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
1962 New York Mets: 40-120, .250
1904 Washington Senators: 38-113, .252

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

1899 Cleveland Spiders: 20-134, .130
1962 New York Mets: 40-120, .250
2003 Detroit Tigers: 43-119, .265
1916 Philadelphia A's: 36-117, .235
2018 Baltimore Orioles: 47-115, .290
1935 Boston Braves : 38-115, .248

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