Major League Baseball (MLB) is a professional baseball organization, which consists of a total of 30 teams—15 teams in the National League (NL) and 15 in the American League (AL). The NL and AL were formed in 1876 and 1901, respectively. Beginning in 1903, the two leagues cooperated but remained legally separate entities until 2000 when they merged into a single organization led by the Commissioner of Baseball. This list documents all 30 active MLB teams ranked by win–loss percentage as of the completion of the . These records do not include results from a team's playing time in the National Association of Professional Base Ball Players or while members of any minor league.
The New York Yankees have the highest regular-season winning percentage, with a . The Colorado Rockies have the lowest, with . The San Francisco Giants have the most overall wins (11,687), while the Arizona Diamondbacks have the fewest (2,253). The Philadelphia Phillies have the most losses, with 11,466, while the Tampa Bay Rays have the fewest, with 2,328. With 22,579 games played, the Chicago Cubs have played more games than any other MLB club. Conversely, the Tampa Bay Rays have played the fewest (4,594). San Francisco has recorded the most ties in MLB history, with 163. Tie games do not count toward MLB standings, and they have become scarce since the advent of a 2007 rule change assuring that a tie game can occur only if it is the last scheduled matchup between the two teams that season and has no bearing on the postseason.
As of the completion of the 2025 Major League Baseball postseason, the Miami Marlins have the highest postseason winning percentage, with , while the Minnesota Twins have the lowest, with . With 444 games played, the New York Yankees have played more games than any other MLB club in the postseason. Conversely, the Colorado Rockies have played the fewest (24) in postseason history. The New York Yankees have the most postseason wins (255), while the Colorado Rockies have the fewest (10). The Yankees also have the most postseason losses (188), while Colorado has the fewest (14).
Table key DivisionDivision in which each team currently competes*Best win-loss record among teams currently in that division (disregarding former division memberships)
Regular season Last updated on September 27, 2026.
+Regular season win–loss recordsRankTeamGamesWonLostTiedWin %First MLB seasonDivision 1New York Yankees 19,337 10,965 8,284 88 1903 AL East* 2San Francisco Giants 22,047 11,687 10,197 163 1883 NL West* 3Los Angeles Dodgers 21,963 11,625 10,199 139 1884 NL West 4 St. Louis Cardinals 22,163 11,440 10,571 152 1882 NL Central* 5Boston Red Sox 19,625 10,131 9,411 83 1901 AL East 6Chicago Cubs 22,579 11,508 10,910 161 1876 NL Central 7Cleveland Guardians 19,636 10,025 9,520 91 1901 AL Central* 8Atlanta Braves 22,541 11,284 11,103 154 1876 NL East* 9Cincinnati Reds 22,163 11,092 10,932 139 1882 NL Central 10Detroit Tigers 19,660 9,839 9,728 93 1901 AL Central 11Houston Astros 10,303 5,177 5,121 5 1962 AL West* 12Pittsburgh Pirates 22,122 10,992 10,990 140 1882 NL Central 13Toronto Blue Jays 7,876 3,934 3,939 3 1977 AL East 14Chicago White Sox 19,633 9,738 9,792 103 1901 AL Central 15Tampa Bay Rays 4,594 2,266 2,328 0 1998 AL East 16Los Angeles Angels 10,463 5,155 5,305 3 1961 AL West 17Milwaukee Brewers 9,166 4,508 4,654 4 1969 NL Central 18Arizona Diamondbacks 4,596 2,253 2,343 0 1998 NL West 19Athletics 19,599 9,469 10,043 87 1901 AL West 20New York Mets 10,296 4,973 5,315 8 1962 NL East 21Minnesota Twins 19,647 9,406 10,132 109 1901 AL Central 22Washington Nationals 9,162 4,408 4,750 4 1969 NL East 23Seattle Mariners 7,875 3,765 4,108 2 1977 AL West 24Texas Rangers 10,450 4,979 5,465 6 1961 AL West 25Kansas City Royals 9,157 4,359 4,796 2 1969 AL Central 26Philadelphia Phillies 21,972 10,391 11,466 115 1883 NL East 27Baltimore Orioles 19,637 9,274 10,253 110 1901 AL East 28San Diego Padres 9,170 4,308 4,860 2 1969 NL West 29Miami Marlins 5,336 2,462 2,874 0 1993 NL East 30Colorado Rockies 5,344 2,422 2,922 0 1993 NL West
Postseason +Postseason Win–loss recordsRankTeamGamesWonLostWin %Last appearanceDivision 1Miami Marlins 40 24 16 2023 NL East* 2New York Yankees 444 255 188 2025 AL East* 3New York Mets 105 59 46 2024 NL East 4Boston Red Sox 202 109 92 2025 AL East 5Kansas City Royals 80 43 37 2024 AL Central* 6Baltimore Orioles 103 54 49 2024 AL East 7Washington Nationals 46 24 22 2019 NL East 8Cincinnati Reds 91 47 44 2025 NL Central* 9Houston Astros 161 83 78 2024 AL West* 10San Francisco Giants 195 100 93 2021 NL West* 11St. Louis Cardinals 262 134 128 2022 NL Central 12Oakland Athletics 167 85 82 2020 AL West 13Cleveland Guardians 131 65 66 2025 AL Central 14Philadelphia Phillies 141 70 71 2025 NL East 15Los Angeles Dodgers 309 153 156 2025 NL West 16Texas Rangers 69 34 35 2023 AL West 17Arizona Diamondbacks 57 28 29 2023 NL West 18Atlanta Braves 221 108 113 2024 NL East 19Detroit Tigers 135 66 68 2025 AL Central 20Toronto Blue Jays 85 41 43 2025 AL East 21Chicago White Sox 62 30 32 2021 AL Central 22Seattle Mariners 51 23 28 2025 AL West 23Pittsburgh Pirates 96 43 53 2015 NL Central 24Tampa Bay Rays 64 28 36 2023 AL East 25Los Angeles Angels 64 27 37 2014 AL West 26Colorado Rockies 24 10 14 2018 NL West 27San Diego Padres 62 25 37 2025 NL West 28Milwaukee Brewers 63 25 38 2025 NL Central 29Chicago Cubs 131 51 79 2025 NL Central 30Minnesota Twins 95 36 59 2023 AL Central
See also List of Major League Baseball franchise postseason droughts
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