| | Anaheim Angels, see Los Angeles Angels |
| 1 | Arizona Diamondbacks | 1998 | 2024 | 4,127 | 2,006 | 2,121 | .486 | -115 | 5 | 2 | 1 | 7 | 601 | 2 | 18,710 | 140,831 | 35,838 | 4,351 | .254 | 19,073 | 4.26 |
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| 2 | Atlanta Braves | 1876 | 2024 | 22,070 | 11,035 | 10,881 | .504 | 154 | 23 | 18 | 4 | 29 | 2110 | 54 | 98,718 | 755,748 | 196,418 | 14,809 | .260 | 97,278 | 3.67 |
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| | Also played as Milwaukee Braves, Boston Braves, Boston Bees, Boston, Boston Doves, Boston Nationals and Boston Reds |
| 3 | Baltimore Orioles | 1901 | 2024 | 19,168 | 9,039 | 10,019 | .474 | -980 | 10 | 7 | 3 | 15 | 1962 | 34 | 82,724 | 651,097 | 168,098 | 14,168 | .258 | 88,173 | 4.05 |
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| | Also played as St. Louis Browns and Milwaukee Brewers |
| | Boston Braves, see Atlanta Braves |
| 4 | Boston Red Sox | 1901 | 2024 | 19,156 | 9,883 | 9,190 | .518 | 693 | 10 | 14 | 9 | 25 | 1926 | 39 | 89,462 | 655,572 | 175,018 | 14,369 | .267 | 85,877 | 3.92 |
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| | Also played as Boston Americans |
| | Brooklyn Dodgers, see Los Angeles Dodgers |
| | California Angels, see Los Angeles Angels |
| 5 | Chicago Cubs | 1876 | 2024 | 22,109 | 11,254 | 10,694 | .513 | 560 | 8 | 17 | 3 | 21 | 2231 | 46 | 101,779 | 756,665 | 198,269 | 15,033 | .262 | 98,307 | 3.70 |
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| | Also played as Chicago, Chicago Orphans, Chicago Colts and Chicago White Stockings |
| 6 | Chicago White Sox | 1901 | 2024 | 19,163 | 9,555 | 9,505 | .501 | 50 | 6 | 6 | 3 | 11 | 1882 | 34 | 83,449 | 649,025 | 168,752 | 12,124 | .260 | 83,292 | 3.79 |
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| 7 | Cincinnati Reds | 1882 | 2024 | 21,693 | 10,866 | 10,688 | .504 | 178 | 10 | 10 | 5 | 16 | 2146 | 37 | 97,393 | 739,362 | 192,812 | 14,117 | .261 | 96,646 | 3.77 |
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| | Also played as Cincinnati Redlegs and Cincinnati |
| 8 | Cleveland Guardians | 1901 | 2024 | 19,167 | 9,771 | 9,305 | .512 | 466 | 11 | 6 | 2 | 16 | 1990 | 35 | 86,710 | 653,538 | 173,185 | 13,699 | .265 | 84,524 | 3.83 |
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| | Also played as Cleveland Indians, Cleveland Naps, Cleveland Napoleons, Cleveland Blues and Cleveland |
| 9 | Colorado Rockies | 1993 | 2024 | 4,875 | 2,264 | 2,611 | .464 | -347 | 0 | 1 | 0 | 5 | 659 | 2 | 24,299 | 167,589 | 45,498 | 5,523 | .271 | 25,835 | 5.00 |
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| 10 | Detroit Tigers | 1901 | 2024 | 19,190 | 9,599 | 9,498 | .503 | 101 | 7 | 11 | 4 | 16 | 1792 | 24 | 88,136 | 654,528 | 173,074 | 14,370 | .264 | 87,953 | 4.00 |
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| 11 | Houston Astros | 1962 | 2024 | 9,836 | 4,927 | 4,904 | .501 | 23 | 13 | 5 | 2 | 17 | 983 | 10 | 41,907 | 333,787 | 85,071 | 8,212 | .255 | 41,310 | 3.80 |
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| | Also played as Houston Colt .45s |
| | Kansas City Athletics, see Oakland Athletics |
| 12 | Kansas City Royals | 1969 | 2024 | 8,688 | 4,133 | 4,553 | .476 | -420 | 8 | 4 | 2 | 9 | 997 | 4 | 38,025 | 297,313 | 78,177 | 6,823 | .263 | 40,234 | 4.27 |
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| 13 | Los Angeles Angels | 1961 | 2024 | 9,993 | 4,966 | 5,024 | .497 | -58 | 9 | 1 | 1 | 10 | 1210 | 12 | 43,323 | 339,228 | 86,982 | 9,002 | .256 | 43,824 | 4.00 |
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| | Also played as Los Angeles Angels of Anaheim, Anaheim Angels and California Angels |
| 14 | Los Angeles Dodgers | 1884 | 2024 | 21,496 | 11,345 | 10,012 | .531 | 1333 | 21 | 25 | 7 | 37 | 1954 | 53 | 96,907 | 732,448 | 191,386 | 13,847 | .261 | 90,870 | 3.53 |
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| | Also played as Brooklyn Dodgers, Brooklyn Robins, Brooklyn Superbas, Brooklyn Grooms, Brooklyn and Brooklyn Bridegrooms |
| 15 | Miami Marlins | 1993 | 2024 | 4,867 | 2,244 | 2,623 | .461 | -379 | 0 | 2 | 2 | 4 | 730 | 5 | 20,518 | 165,406 | 42,187 | 4,428 | .255 | 22,509 | 4.29 |
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| | Also played as Florida Marlins |
| | Milwaukee Braves, see Atlanta Braves |
| 16 | Milwaukee Brewers | 1969 | 2024 | 8,695 | 4,225 | 4,466 | .486 | -241 | 6 | 1 | 0 | 9 | 1030 | 7 | 38,622 | 295,241 | 75,690 | 8,512 | .256 | 39,545 | 4.15 |
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| | Also played as Seattle Pilots |
| | Milwaukee Brewers (1901), see Baltimore Orioles |
| 17 | Minnesota Twins | 1901 | 2024 | 19,176 | 9,183 | 9,884 | .482 | -701 | 13 | 6 | 3 | 18 | 1809 | 29 | 84,292 | 654,234 | 171,649 | 11,803 | .262 | 87,562 | 3.99 |
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| | Also played as Washington Senators and Washington Nationals |
| | Montreal Expos, see Washington Nationals |
| | New York Giants, see San Francisco Giants |
| 18 | New York Mets | 1962 | 2024 | 9,826 | 4,735 | 5,083 | .482 | -348 | 6 | 5 | 2 | 10 | 1233 | 16 | 40,433 | 332,448 | 83,092 | 8,336 | .250 | 41,329 | 3.80 |
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| 19 | New York Yankees | 1903 | 2024 | 18,869 | 10,696 | 8,085 | .570 | 2611 | 20 | 40 | 27 | 58 | 1796 | 47 | 91,626 | 643,188 | 170,844 | 17,023 | .266 | 78,705 | 3.65 |
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| | Also played as New York Highlanders |
| 20 | Oakland Athletics | 1901 | 2024 | 19,130 | 9,267 | 9,776 | .487 | -509 | 17 | 15 | 9 | 29 | 2096 | 41 | 84,504 | 648,447 | 167,022 | 13,900 | .258 | 87,418 | 4.00 |
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| | Also played as Kansas City Athletics and Philadelphia Athletics |
| | Philadelphia Athletics, see Oakland Athletics |
| 21 | Philadelphia Phillies | 1883 | 2024 | 21,503 | 10,121 | 11,267 | .473 | -1146 | 12 | 8 | 2 | 16 | 2179 | 37 | 95,392 | 735,760 | 191,594 | 13,960 | .260 | 101,262 | 3.99 |
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| | Also played as Philadelphia Phils and Philadelphia |
| 22 | Pittsburgh Pirates | 1882 | 2024 | 21,653 | 10,774 | 10,739 | .501 | 35 | 9 | 9 | 5 | 17 | 2131 | 40 | 96,445 | 741,849 | 195,473 | 12,075 | .263 | 96,550 | 3.76 |
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| | Also played as Pittsburgh and Allegheny City |
| 23 | San Diego Padres | 1969 | 2024 | 8,703 | 4,044 | 4,657 | .465 | -613 | 5 | 2 | 0 | 7 | 1145 | 13 | 35,189 | 294,189 | 73,282 | 7,051 | .249 | 38,141 | 3.97 |
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| 24 | San Francisco Giants | 1883 | 2024 | 21,578 | 11,468 | 9,947 | .536 | 1521 | 9 | 23 | 8 | 27 | 1933 | 57 | 99,834 | 736,549 | 193,901 | 15,377 | .263 | 92,397 | 3.58 |
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| | Also played as New York Giants and New York |
| 25 | Seattle Mariners | 1977 | 2024 | 7,406 | 3,521 | 3,883 | .476 | -362 | 3 | 0 | 0 | 5 | 998 | 7 | 32,900 | 252,811 | 65,137 | 7,495 | .258 | 34,645 | 4.31 |
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| | Seattle Pilots, see Milwaukee Brewers |
| | St. Louis Browns, see Baltimore Orioles |
| 26 | St. Louis Cardinals | 1882 | 2024 | 21,694 | 11,210 | 10,332 | .520 | 878 | 15 | 23 | 11 | 32 | 2213 | 50 | 99,507 | 743,690 | 197,642 | 12,967 | .266 | 95,526 | 3.69 |
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| | Also played as St. Louis and St. Louis Browns |
| 27 | Tampa Bay Rays | 1998 | 2024 | 4,125 | 2,020 | 2,105 | .490 | -85 | 4 | 2 | 0 | 9 | 605 | 2 | 18,453 | 140,375 | 35,757 | 4,321 | .255 | 18,886 | 4.24 |
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| | Also played as Tampa Bay Devil Rays |
| 28 | Texas Rangers | 1961 | 2024 | 9,981 | 4,749 | 5,226 | .476 | -477 | 7 | 3 | 1 | 9 | 1248 | 10 | 45,014 | 340,869 | 88,080 | 9,986 | .258 | 47,026 | 4.29 |
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| | Also played as Washington Senators |
| 29 | Toronto Blue Jays | 1977 | 2024 | 7,407 | 3,696 | 3,708 | .499 | -12 | 6 | 2 | 2 | 10 | 919 | 10 | 34,332 | 253,916 | 66,134 | 8,074 | .260 | 33,890 | 4.22 |
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| 30 | Washington Nationals | 1969 | 2024 | 8,692 | 4,201 | 4,487 | .484 | -286 | 5 | 1 | 1 | 6 | 1051 | 10 | 36,422 | 294,099 | 74,692 | 7,435 | .254 | 37,759 | 3.94 |
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| | Also played as Montreal Expos |
| | Washington Senators/Nationals (1901-1960), see Minnesota Twins |
| | Washington Senators (1961-1971), see Texas Rangers |
Inactive Franchises