| | Anaheim Angels, see Los Angeles Angels |
| 1 | Arizona Diamondbacks | 1998 | 2024 | 4,143 | 2,012 | 2,131 | .486 | -119 | 5 | 2 | 1 | 7 | 606 | 2 | 18,782 | 141,365 | 35,966 | 4,364 | .254 | 19,153 | 4.27 |
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| 2 | Atlanta Braves | 1876 | 2024 | 22,085 | 11,045 | 10,886 | .504 | 159 | 23 | 18 | 4 | 29 | 2111 | 54 | 98,781 | 756,250 | 196,529 | 14,823 | .260 | 97,318 | 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 | 19,184 | 9,050 | 10,024 | .474 | -974 | 10 | 7 | 3 | 15 | 1964 | 34 | 82,802 | 651,644 | 168,235 | 14,193 | .258 | 88,224 | 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 | 19,172 | 9,892 | 9,197 | .518 | 695 | 10 | 14 | 9 | 25 | 1933 | 39 | 89,542 | 656,125 | 175,164 | 14,385 | .267 | 85,927 | 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 | 22,126 | 11,263 | 10,702 | .513 | 561 | 8 | 17 | 3 | 21 | 2233 | 46 | 101,851 | 757,228 | 198,400 | 15,046 | .262 | 98,381 | 3.70 |
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| | Also played as Chicago, Chicago Orphans, Chicago Colts and Chicago White Stockings |
| 6 | Chicago White Sox | 1901 | 2024 | 19,179 | 9,559 | 9,517 | .501 | 42 | 6 | 6 | 3 | 11 | 1887 | 34 | 83,504 | 649,555 | 168,869 | 12,138 | .260 | 83,381 | 3.79 |
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| 7 | Cincinnati Reds | 1882 | 2024 | 21,709 | 10,873 | 10,697 | .504 | 176 | 10 | 10 | 5 | 16 | 2146 | 37 | 97,450 | 739,853 | 192,900 | 14,130 | .261 | 96,704 | 3.77 |
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| | Also played as Cincinnati Redlegs and Cincinnati |
| 8 | Cleveland Guardians | 1901 | 2024 | 19,183 | 9,780 | 9,312 | .512 | 468 | 11 | 6 | 2 | 16 | 1992 | 35 | 86,780 | 654,072 | 173,311 | 13,712 | .265 | 84,595 | 3.83 |
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| | Also played as Cleveland Indians, Cleveland Naps, Cleveland Napoleons, Cleveland Blues and Cleveland |
| 9 | Colorado Rockies | 1993 | 2024 | 4,890 | 2,268 | 2,622 | .464 | -354 | 0 | 1 | 0 | 5 | 660 | 2 | 24,349 | 168,096 | 45,617 | 5,532 | .271 | 25,924 | 5.01 |
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| 10 | Detroit Tigers | 1901 | 2024 | 19,206 | 9,608 | 9,505 | .503 | 103 | 7 | 11 | 4 | 16 | 1793 | 24 | 88,208 | 655,057 | 173,199 | 14,386 | .264 | 88,013 | 4.00 |
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| 11 | Houston Astros | 1962 | 2024 | 9,850 | 4,933 | 4,912 | .501 | 21 | 13 | 5 | 2 | 17 | 986 | 10 | 41,973 | 334,272 | 85,193 | 8,228 | .255 | 41,372 | 3.80 |
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| | Also played as Houston Colt .45s |
| | Kansas City Athletics, see Oakland Athletics |
| 12 | Kansas City Royals | 1969 | 2024 | 8,704 | 4,142 | 4,560 | .476 | -418 | 8 | 4 | 2 | 9 | 1000 | 4 | 38,093 | 297,831 | 78,297 | 6,837 | .263 | 40,285 | 4.27 |
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| 13 | Los Angeles Angels | 1961 | 2024 | 10,009 | 4,970 | 5,036 | .497 | -66 | 9 | 1 | 1 | 10 | 1216 | 12 | 43,386 | 339,773 | 87,114 | 9,020 | .256 | 43,914 | 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 | 21,511 | 11,355 | 10,017 | .531 | 1338 | 21 | 25 | 7 | 37 | 1956 | 53 | 96,988 | 732,975 | 191,533 | 13,861 | .261 | 90,911 | 3.52 |
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| | Also played as Brooklyn Dodgers, Brooklyn Robins, Brooklyn Superbas, Brooklyn Grooms, Brooklyn and Brooklyn Bridegrooms |
| 15 | Miami Marlins | 1993 | 2024 | 4,884 | 2,250 | 2,634 | .461 | -384 | 0 | 2 | 2 | 4 | 735 | 5 | 20,576 | 165,976 | 42,319 | 4,438 | .255 | 22,592 | 4.29 |
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| | Also played as Florida Marlins |
| | Milwaukee Braves, see Atlanta Braves |
| 16 | Milwaukee Brewers | 1969 | 2024 | 8,711 | 4,235 | 4,472 | .486 | -237 | 6 | 1 | 0 | 9 | 1032 | 7 | 38,688 | 295,780 | 75,812 | 8,526 | .256 | 39,611 | 4.15 |
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| | Also played as Seattle Pilots |
| | Milwaukee Brewers (1901), see Baltimore Orioles |
| 17 | Minnesota Twins | 1901 | 2024 | 19,192 | 9,195 | 9,888 | .482 | -693 | 13 | 6 | 3 | 18 | 1810 | 29 | 84,387 | 654,781 | 171,802 | 11,820 | .262 | 87,629 | 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 | 9,842 | 4,743 | 5,091 | .482 | -348 | 6 | 5 | 2 | 10 | 1235 | 16 | 40,501 | 332,991 | 83,216 | 8,353 | .250 | 41,396 | 3.80 |
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| 19 | New York Yankees | 1903 | 2024 | 18,886 | 10,705 | 8,093 | .569 | 2612 | 20 | 40 | 27 | 58 | 1798 | 47 | 91,702 | 643,754 | 170,980 | 17,045 | .266 | 78,763 | 3.65 |
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| | Also played as New York Highlanders |
| 20 | Oakland Athletics | 1901 | 2024 | 19,146 | 9,276 | 9,783 | .487 | -507 | 17 | 15 | 9 | 29 | 2097 | 41 | 84,557 | 648,952 | 167,126 | 13,923 | .258 | 87,477 | 3.99 |
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| | Also played as Kansas City Athletics and Philadelphia Athletics |
| | Philadelphia Athletics, see Oakland Athletics |
| 21 | Philadelphia Phillies | 1883 | 2024 | 21,519 | 10,134 | 11,270 | .473 | -1136 | 12 | 8 | 2 | 16 | 2179 | 37 | 95,485 | 736,302 | 191,743 | 13,984 | .260 | 101,315 | 3.99 |
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| | Also played as Philadelphia Phils and Philadelphia |
| 22 | Pittsburgh Pirates | 1882 | 2024 | 21,669 | 10,777 | 10,752 | .501 | 25 | 9 | 9 | 5 | 17 | 2131 | 40 | 96,475 | 742,355 | 195,570 | 12,084 | .263 | 96,619 | 3.76 |
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| | Also played as Pittsburgh and Allegheny City |
| 23 | San Diego Padres | 1969 | 2024 | 8,719 | 4,051 | 4,666 | .465 | -615 | 5 | 2 | 0 | 7 | 1147 | 13 | 35,256 | 294,724 | 73,411 | 7,065 | .249 | 38,212 | 3.97 |
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| 24 | San Francisco Giants | 1883 | 2024 | 21,594 | 11,476 | 9,955 | .535 | 1521 | 9 | 23 | 8 | 27 | 1934 | 57 | 99,885 | 737,066 | 194,020 | 15,390 | .263 | 92,461 | 3.58 |
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| | Also played as New York Giants and New York |
| 25 | Seattle Mariners | 1977 | 2024 | 7,421 | 3,531 | 3,888 | .476 | -357 | 3 | 0 | 0 | 5 | 999 | 7 | 32,956 | 253,297 | 65,248 | 7,513 | .258 | 34,677 | 4.30 |
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| | Seattle Pilots, see Milwaukee Brewers |
| | St. Louis Browns, see Baltimore Orioles |
| 26 | St. Louis Cardinals | 1882 | 2024 | 21,709 | 11,217 | 10,340 | .520 | 877 | 15 | 23 | 11 | 32 | 2214 | 50 | 99,555 | 744,172 | 197,741 | 12,975 | .266 | 95,594 | 3.69 |
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| | Also played as St. Louis and St. Louis Browns |
| 27 | Tampa Bay Rays | 1998 | 2024 | 4,141 | 2,026 | 2,115 | .489 | -89 | 4 | 2 | 0 | 9 | 608 | 2 | 18,512 | 140,921 | 35,888 | 4,332 | .255 | 18,968 | 4.24 |
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| | Also played as Tampa Bay Devil Rays |
| 28 | Texas Rangers | 1961 | 2024 | 9,997 | 4,757 | 5,234 | .476 | -477 | 7 | 3 | 1 | 9 | 1249 | 10 | 45,073 | 341,396 | 88,200 | 10,005 | .258 | 47,088 | 4.29 |
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| | Also played as Washington Senators |
| 29 | Toronto Blue Jays | 1977 | 2024 | 7,423 | 3,702 | 3,718 | .499 | -16 | 6 | 2 | 2 | 10 | 921 | 10 | 34,382 | 254,416 | 66,244 | 8,088 | .260 | 33,961 | 4.22 |
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| 30 | Washington Nationals | 1969 | 2024 | 8,708 | 4,210 | 4,494 | .484 | -284 | 5 | 1 | 1 | 6 | 1052 | 10 | 36,488 | 294,626 | 74,811 | 7,448 | .254 | 37,823 | 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