Attendance at Minor League Baseball games exceeded the 17 million mark before the end of June, the first time that has happened so early in the season in more than 45 years, according to NAPBL figures. The attendance is for the 15 leagues in the U.S. and Canada that are affiliated with MLB teams, plus the AAA Mexican League (NAPBL).
| Through June '97 | Through June '96 | |
| LEAGUE | G | AVG. | TOTAL | G | AVG. | TOTAL | % |
| CLASS AAA |
| American Assn. | 305 | 5,855 | 1,785,781 | 311 | 5,490 | 1,707,295 | + 5 |
| International | 384 | 5,487 | 2,107,107 | 367 | 5,633 | 2,067,373 | + 2 |
| Mexican | 713 | 2,923 | 2,083,757 | 762 | 2,664 | 2,029,912 | + 3 |
| Pacific Coast | 392 | 4,330 | 1,697,323 | 393 | 4,590 | 1,803,710 | - 6 |
| CLASS AA |
| Eastern | 382 | 4,211 | 1,608,856 | 365 | 4,211 | 1,439,433 | +12 |
| Southern | 377 | 3,256 | 1,227,633 | 390 | 3,003 | 1,171,343 | + 5 |
| Texas | 299 | 3,500 | 1,046,426 | 306 | 3,715 | 1,136,680 | - 8 |
| CLASS A |
| California | 400 | 2,866 | 1,146,328 | 405 | 2,575 | 1,042,702 | +10 |
| Carolina | 308 | 2,985 | 919,484 | 297 | 2,932 | 870,831 | + 6 |
| Florida State | 527 | 1,194 | 629,320 | 521 | 1,152 | 600,424 | + 5 |
| Midwest | 508 | 2,694 | 1,368,787 | 544 | 2,760 | 1,501,181 | - 9 |
| South Atlantic | 543 | 2,118 | 1,150,185 | 552 | 1,893 | 1,044,687 | +10 |
| A-SHORT SEASON |
| New York-Penn | 94 | 2,489 | 233,926 | 83 | 2,538 | 210,647 | +11 |
| Northwest | 54 | 3,468 | 187,268 | 51 | 4,054 | 206,763 | - 9 |
| ROOKIE |
| Appalachian | 57 | 1,233 | 70,286 | 55 | 1,214 | 66,767 | + 5 |
| Pioneer | 50 | 1,824 | 91,195 | 44 | 1,640 | 72,141 | +26 |
|
| TOTALS | 5,393 | 3,218 | 17,353,662 | 5,446 | 3,116 | 16,971,889 | + 2 |
