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| AL American Division History | |
| Numbers in parenthesis are wins for first place teams and games behind for all other teams. For years with more than one division, italic indicates team won League Series. Bold indicates team won World Championship. | ||||||||
| Year | 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th |
| 1935 | Boston (A) (94) | Seattle (M) (-2) | Tampa Bay (-7) | Detroit (-9) | New York (A) (-16) | Oakland (-16) | Cleveland (-32) | Minnesota (-35) |
| 1936 | Boston (A) (97) | Seattle (M) (-5.5) | Tampa Bay (-6.5) | Detroit (-10) | Oakland (-12) | New York (A) (-13) | Cleveland (-27) | Minnesota (-48) |
| 1937 | Boston (A) (90) | New York (A) (-1) | Seattle (M) (-2) | Tampa Bay (-2) | Detroit (-5) | Cleveland (-6) | Oakland (-16) | Minnesota (-20) |
| 1938 | Seattle (M) (99) | Tampa Bay (-3) | New York (A) (-7) | Oakland (-9) | Boston (A) (-14) | Minnesota (-17) | Cleveland (-39) | Detroit (-50) |
| 1939 | New York (A) (95) | Seattle (M) (-1) | Oakland (-5) | Tampa Bay (-7) | Boston (A) (-13) | Detroit (-17) | Cleveland (-22) | Minnesota (-28) |
| 1940 | Seattle (M) (92) | Oakland (-4) | Detroit (-5) | New York (A) (-6) | Minnesota (-7) | Boston (A) (-9) | Tampa Bay (-10) | Cleveland (-12) |
| 1941 | Seattle (94) | Detroit (-3) | Boston (A) (-5) | Minnesota (-14) | Oakland (-14) | Cleveland (-16) | Tampa Bay (-18) | New York (A) (-34) |
| 1942 | Tampa Bay (95) | Oakland (-1) | Detroit (-5) | Seattle (-5) | Cleveland (-6) | Boston (A) (-17) | Minnesota (-26) | New York (A) (-36) |
| 1943 | New York (A) (99) | Cleveland (-10) | Tampa Bay (-11) | Oakland (-13) | Seattle (-22) | Detroit (-27) | Minnesota (-30) | Boston (A) (-46) |
| 1944 | Tampa Bay (94) | Seattle (94) | Detroit (-1) | New York (A) (-4) | Oakland (-16) | Cleveland (-24) | Minnesota (-32) | Boston (A) (-34) |
| 1945 | Tampa Bay (103) | New York (A) (-8.5) | Detroit (-9.5) | Oakland (-18) | Seattle (-18) | Cleveland (-19) | Minnesota (-37) | Boston (A) (-44) |
| 1946 | Detroit (107) | Tampa Bay (-13) | Boston (A) (-17) | New York (A) (-18) | Cleveland (-33) | Oakland (-40) | Seattle (-40) | Minnesota (-53) |
| 1947 | Detroit (106) | Tampa Bay (-6) | Oakland (-12) | Boston (A) (-27) | Cleveland (-30) | New York (A) (-35) | Minnesota (-39) | Seattle (-57) |
| 1948 | Boston (A) (103) | Minnesota (-5.5) | Detroit (-6.5) | Oakland (-24) | Tampa Bay (-39) | Cleveland (-41) | New York (A) (-58) | Seattle (-61) |
| 1949 | Tampa Bay (100) | Detroit (-1) | Boston (A) (-9) | Oakland (-22) | Minnesota (-25) | New York (A) (-29) | Seattle (-33) | Cleveland (-40) |
| 1950 | Detroit (104) | Seattle (-1) | Boston (A) (-4) | Minnesota (-7) | Oakland (-18) | Tampa Bay (-24) | New York (A) (-48) | Cleveland (-50) |
| 1951 | Seattle (101) | Detroit (-2) | Minnesota (-12) | Oakland (-17) | Tampa Bay (-18) | Boston (A) (-27) | New York (A) (-32) | Cleveland (-33) |
| 1952 | Seattle (100) | Detroit (-3) | Minnesota (-5) | Tampa Bay (-10) | Cleveland (-28) | Oakland (-31) | New York (A) (-36) | Boston (A) (-45) |
| 1953 | Tampa Bay (101) | Seattle (-7) | Minnesota (-8) | Detroit (-14) | Cleveland (-20) | Oakland (-32) | New York (A) (-40) | Boston (A) (-54) |
| 1954 | Minnesota (101) | Detroit (-4) | Tampa Bay (-5) | Oakland (-11) | Seattle (-15) | Cleveland (-30) | New York (A) (-33) | Boston (A) (-41) |
| 1955 | Minnesota (100) | Oakland (-3) | Detroit (-8) | Tampa Bay (-14) | Seattle (-22) | Cleveland (-44) | Boston (A) (-47) | New York (A) (-47) |
| 1956 | Tampa Bay (103) | Minnesota (-14) | Oakland (-15) | Seattle (-16) | Boston (A) (-26) | New York (A) (-28) | Cleveland (-43) | Detroit (-56) |
| 1957 | Tampa Bay (95) | Seattle (-3) | Minnesota (-4) | New York (A) (-4) | Oakland (-8) | Cleveland (-31) | Boston (A) (-34) | Detroit (-47) |
| 1958 | Boston (A) (95) | Tampa Bay (-4) | New York (A) (-8) | Detroit (-11) | Oakland (-11) | Seattle (-14) | Cleveland (-20) | Minnesota (-38) |
| 1959 | Tampa Bay (103) | Oakland (103) | New York (A) (-13) | Boston (A) (-14) | Cleveland (-17) | Detroit (-36) | Minnesota (-41) | Seattle (-50) |
| 1960 | Boston (A) (96) | Cleveland (-5.5) | Oakland (-6.5) | Detroit (-7) | Tampa Bay (-15) | New York (A) (-20) | Seattle (-29) | Minnesota (-35) |
| 1961 | Oakland (100) | Boston (A) (-5) | Detroit (-9) | Cleveland (-11) | Tampa Bay (-16) | New York (A) (-25) | Minnesota (-33) | Seattle (-54) |
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