Attendance information is available for all MLB seasons since 1903. Fans were not allowed in stadiums during the 2020 Covid-shortened season.
| Atlanta Braves | NL | 802,848 | 68 | 11,807 | 1,552,447 | 1,362 | 40,517 | 73,855 | 71,247 | 162,141 | 198,867 | 154,784 | 141,954 | Atlanta-Fulton County Stadium |
| Baltimore Orioles | AL | 960,307 | 72 | 13,338 | 1,184,680 | 10,068 | 42,180 | 104,716 | 71,855 | 193,122 | 222,023 | 233,192 | 135,399 | Memorial Stadium |
| Boston Red Sox | AL | 1,483,301 | 77 | 19,264 | 1,087,072 | 10,464 | 33,084 | 185,612 | 145,081 | 256,273 | 344,647 | 279,619 | 272,069 | Fenway Park |
| Chicago Cubs | NL | 1,351,971 | 73 | 18,520 | 1,438,133 | 1,913 | 42,497 | 188,011 | 95,244 | 290,479 | 392,171 | 257,692 | 128,374 | Wrigley Field |
| Chicago White Sox | AL | 1,315,260 | 75 | 17,537 | 1,244,452 | 1,729 | 55,555 | 62,636 | 365,359 | 267,512 | 270,069 | 247,385 | 102,299 | Comiskey Park I |
| Cincinnati Reds | NL | 2,017,821 | 75 | 26,904 | 1,572,639 | 10,120 | 52,315 | 235,629 | 230,344 | 249,949 | 471,134 | 425,245 | 405,520 | Cinergy Field |
| Cleveland Indians | AL | 605,066 | 68 | 8,898 | 956,393 | 1,009 | 74,420 | 124,809 | 89,824 | 130,800 | 108,102 | 113,776 | 37,755 | Cleveland Stadium |
| Detroit Tigers | AL | 1,724,146 | 78 | 22,104 | 1,309,418 | 10,003 | 52,622 | 131,156 | 245,564 | 275,863 | 375,503 | 484,947 | 211,113 | Tiger Stadium |
| Houston Astros | NL | 1,393,998 | 80 | 17,425 | 1,238,718 | 10,319 | 38,874 | 191,769 | 263,068 | 378,614 | 246,320 | 207,219 | 107,008 | Astrodome |
| Kansas City Royals | AL | 1,345,441 | 74 | 18,182 | 1,005,853 | 10,053 | 39,464 | 178,377 | 199,487 | 218,990 | 252,619 | 298,093 | 197,875 | Kauffman Stadium |
| Los Angeles Dodgers | NL | 2,139,452 | 80 | 26,743 | 1,533,082 | 11,975 | 55,185 | 235,779 | 365,860 | 314,028 | 574,823 | 270,465 | 378,497 | Dodger Stadium |
| Milwaukee Brewers | AL | 1,092,244 | 73 | 14,962 | 896,878 | 10,436 | 41,655 | 66,153 | 171,429 | 291,094 | 264,248 | 198,258 | 101,062 | County Stadium |
| Minnesota Twins | AL | 907,499 | 76 | 11,941 | 1,169,271 | 10,307 | 45,890 | 51,107 | 95,450 | 177,941 | 318,705 | 192,593 | 71,703 | Metropolitan Stadium |
| Montreal Expos | NL | 1,246,863 | 73 | 17,080 | 1,238,417 | 10,023 | 34,331 | 67,217 | 98,424 | 278,925 | 206,280 | 345,241 | 250,776 | Parc Jarry |
| New York Mets | NL | 1,914,695 | 73 | 26,229 | 1,322,794 | 10,519 | 51,926 | 180,807 | 193,801 | 387,032 | 263,655 | 524,770 | 364,630 | Shea Stadium |
| New York Yankees | AL | 1,262,039 | 72 | 17,528 | 1,400,179 | 10,341 | 62,107 | 130,878 | 159,521 | 254,780 | 336,332 | 213,223 | 167,305 | Yankee Stadium I |
| Oakland Athletics | AL | 1,000,045 | 79 | 12,659 | 1,382,829 | 10,628 | 47,570 | 131,065 | 101,554 | 173,719 | 250,792 | 186,464 | 156,451 | Oakland-Alameda County Coliseum |
| Philadelphia Phillies | NL | 1,475,932 | 75 | 19,679 | 1,151,699 | 10,067 | 60,120 | 120,920 | 184,417 | 287,640 | 352,550 | 376,438 | 153,967 | Veterans Stadium |
| Pittsburgh Pirates | NL | 1,318,558 | 72 | 18,313 | 1,434,604 | 10,099 | 51,695 | 116,684 | 163,446 | 347,300 | 190,245 | 254,472 | 246,411 | Three Rivers Stadium |
| San Diego Padres | NL | 612,005 | 75 | 8,160 | 1,164,668 | 1,413 | 32,019 | 119,748 | 138,382 | 84,391 | 119,973 | 66,020 | 83,491 | Qualcomm Stadium |
| San Francisco Giants | NL | 834,415 | 74 | 11,276 | 1,618,162 | 10,284 | 44,256 | 106,539 | 182,193 | 118,965 | 100,230 | 153,994 | 172,494 | Candlestick Park |
| St. Louis Cardinals | NL | 1,573,906 | 79 | 19,923 | 1,417,101 | 10,083 | 46,473 | 124,407 | 169,005 | 327,421 | 343,132 | 356,051 | 253,890 | Busch Stadium II |
| Texas Rangers | AL | 686,162 | 74 | 9,272 | 839,176 | 10,116 | 35,698 | 79,842 | 95,151 | 159,406 | 163,357 | 131,823 | 56,583 | Arlington Stadium |
| California Angels | AL | 1,057,631 | 80 | 13,220 | 962,940 | 10,005 | 40,257 | 133,892 | 125,142 | 276,575 | 167,207 | 192,623 | 162,192 | Angel Stadium of Anaheim |
| 24 record(s) |