Team W-L Histories: 1901-2009

In the course of preparing the three preceding posts, I compiled the table below. Note that the American League’s overall record is slightly better than the National League’s. That’s because of the AL’s edge in interleague play, which continues into 2010.

Won-Lost records, 1901-2009
(franchise histories at bottom of table)
National League
Team Games Won Lost W-L%
Giants 16994 9070 7834 .537
Dodgers 16995 8841 8065 .523
Cardinals 17006 8774 8128 .519
Pirates 16993 8607 8292 .509
Cubs 17012 8545 8367 .505
Reds 17010 8484 8436 .501
Diamondbacks 1944 970 974 .499
Astros 7652 3812 3835 .498
Braves 16983 8168 8708 .484
Mets 7644 3655 3981 .479
Marlins 2686 1283 1403 .478
Nationals 6511 3098 3409 .476
Rockies 2692 1281 1411 .476
Phillies 16955 7830 9051 .464
Padres 6518 3008 3508 .462
Brewers 1943 889 1053 .458
NL totals 173538 86315 86455 .4996
American League
Team Games Won Lost W-L%
Yankees 16962 9575 7294 .568
Red Sox 16973 8730 8160 .517
Indians 16987 8622 8274 .510
Tigers 17013 8564 8356 .506
White Sox 16982 8540 8339 .506
Angels 7811 3887 3921 .498
Blue Jays 5224 2589 2632 .496
Athletics 16947 8189 8671 .486
Royals 6505 3143 3360 .483
Twins 16995 8138 8748 .482
Brewers 4570 2200 2367 .482
Orioles 16986 8013 8863 .475
Mariners 5223 2461 2760 .471
Rangers 7797 3657 4134 .469
Rays 1941 826 1115 .426
AL totals 174916 87134 86994 .5004
Franchise histories:
National League
Giants in San Francisco, 1958- ; in New York (also as Gothams), 1883-1957
Dodgers in Los Angeles, 1958 – ; in Brooklyn (also as Robins, Bridegrooms, Grooms), 1890-1957); previously in American Association (as Bridegrooms, Grays, Atlantics), 1884-1889
Cardinals in St. Louis (also as Perfectos, Browns), 1892- ; previously in American Association (as Browns, Brown Stockings), 1882-1891
Pirates in Pittsburgh (also as Alleghenys), 1887- ; previously in American Association (as Alleghenys), 1882-1886
Cubs in Chicago (also as Orphans, Colts, White Stockings), 1876-
Reds in Cincinnati (also as Redlegs), 1890- ; previously in American Association (as Red Stockings), 1882-1889
Diamondbacks in Arizona (Phoenix), 1998-
Astros in Houston (also as Colt .45’s), 1962-
Braves in Atlanta, 1966- ; in Milwaukee, 1953-1965; in Boston (also as Bees, Rustlers, Doves, Beaneaters, Red Caps), 1876-1952
Mets in New York, 1962-
Marlins in Florida (Miami), 1993-
Nationals in Washington, 2005- ; in Montreal (as Expos), 1969-2004
Rockies in Colorado (Denver), 1993-
Phillies in Philadelphia (also as Quakers), 1883-
Padres in San Diego, 1969-
Brewers in Milwaukee, 1998- (see AL entry for previous history)
American League
Yankees in New York (also as Highlanders), 1903- ; in Baltimore (as Orioles), 1901-1902
Red Sox in Boston (also as Americans), 1901-
Indians in Cleveland (also as Naps, Bronchos, Blues), 1901-
Tigers in Detroit, 1901-
White Sox in Chicago, 1901-
Angels in Anaheim, 1961- , but indentified variously as Los Angeles Angels of Anaheim, Anaheim Angels, California Angels, Los Angeles Angels
Blue Jays in Toronto, 1977-
Athletics in Oakland, 1968- ; in Kansas City, 1955-1967; in Philadelphia, 1901-1954
Twins in Minnesota (Minneapolis), 1961- ; in Washington (as Senators), 1901-1960
Royals in Kansas City, 1969-
Brewers in Milwaukee, 1970-1997; in Seattle (as Pilots), 1969
Orioles in Baltimore, 1954- ; in St. Louis (as Browns), 1902-1953; in Milwaukee (as Brewers), 1901
Rangers in Texas (Arlington), 1972- ; in Washington (as Senators) 1961-1971
Mariners in Seattle, 1977-
Rays in Tampa Bay (St. Petersburg, also as Devil Rays), 1998-