| AAA | International League | Buffalo Bisons | Dunn Tire Park | Buffalo,New York | CLE | 551,916 | 2 | 682,971 |
| AAA | International League | Charlotte Knights | Knights Stadium | Charlotte,North Carolina | CHA | 268,374 | 13 | 331,362 |
| AAA | International League | Columbus Clippers | Cooper Stadium | Columbus,Ohio | NYA | 480,445 | 9 | 480,523 |
| AAA | International League | Durham Bulls | Durham Bulls Athletic Park | Durham,North Carolina | TBA | 493,138 | 6 | 487,868 |
| AAA | International League | Indianapolis Indians | Victory Field | Indianapolis,Indiana | MIL | 550,319 | 3 | 593,848 |
| AAA | International League | Louisville Bats | Louisville Slugger Field | Louisville,Kentucky | CIN | 651,510 | 1 | 547,492 |
| AAA | International League | Norfolk Tides | Harbor Park | Norfolk,Virginia | NYN | 480,963 | 8 | 530,191 |
| AAA | International League | Ottawa Lynx | Lynx Stadium | Ottawa,Ontario | BAL | 176,002 | 14 | 259,462 |
| AAA | International League | Pawtucket Red Sox | McCoy Stadium | Pawtucket,Rhode Island | BOS | 550,157 | 4 | 494,287 |
| AAA | International League | Richmond Braves | The Diamond | Richmond,Virginia | ATL | 446,882 | 10 | 507,398 |
| AAA | International League | Rochester Red Wings | Frontier Field | Rochester,New York | MIN | 481,014 | 7 | 464,914 |
| AAA | International League | Scranton/Wilkes-Barre Red Barons | Lackawanna County Stadium | Scranton,Pennsylvania | PHI | 427,445 | 11 | 444,844 |
| AAA | International League | Syracuse SkyChiefs | P&C Stadium | Syracuse,New York | TOR | 356,303 | 12 | 421,187 |
| AAA | International League | Toledo Mud Hens | Fifth Third Field | Toledo,Ohio | DET | 517,331 | 5 | 354,654 |
| AAA | Pacific Coast League | Albuquerque Isotopes | Isotopes Park | Albuquerque,New Mexico | FLO | 576,867 | 3 | 322,145 |
| AAA | Pacific Coast League | Colorado Springs Sky Sox | Sky Sox Stadium | Colorado Springs,Colorado | COL | 253,548 | 16 | 243,048 |
| AAA | Pacific Coast League | Edmonton Trappers | Telus Field | Edmonton,Alberta | MON | 333,792 | 11 | 373,731 |
| AAA | Pacific Coast League | Fresno Grizzlies | Grizzlies Stadium | Fresno,California | SFN | 522,174 | 4 | 367,198 |
| AAA | Pacific Coast League | Iowa Cubs | Sec Taylor Stadium II | Des Moines,Iowa | CHN | 490,150 | 5 | 461,084 |
| AAA | Pacific Coast League | Las Vegas 51s | Cashman Field | Las Vegas,Nevada | LAN | 326,243 | 13 | 331,614 |
| AAA | Pacific Coast League | Memphis Redbirds | AutoZone Park | Memphis,Tennessee | SLN | 749,446 | 2 | 667,062 |
| AAA | Pacific Coast League | Nashville Sounds | Herschel Greer Stadium | Nashville,Tennessee | PIT | 387,345 | 8 | 311,654 |
| AAA | Pacific Coast League | New Orleans Zephyrs | Zephyr Field | New Orleans,Louisiana | HOU | 379,819 | 10 | 446,281 |
| AAA | Pacific Coast League | Oklahoma RedHawks | AT&T Bricktown Ballpark | Oklahoma City,Oklahoma | TEX | 380,051 | 9 | 451,784 |
| AAA | Pacific Coast League | Omaha Royals | Johnny Rosenblatt Stadium | Omaha,Nebraska | KCA | 304,421 | 14 | 385,993 |
| AAA | Pacific Coast League | Portland Beavers | PGE Park | Portland,Oregon | SDN | 438,931 | 7 | 446,942 |
| AAA | Pacific Coast League | Sacramento River Cats | Raley Field | Sacramento,California | OAK | 766,326 | 1 | 860,113 |
| AAA | Pacific Coast League | Salt Lake Stingers | Franklin Covey Field | Salt Lake City,Utah | ANA | 474,647 | 6 | 500,675 |
| AAA | Pacific Coast League | Tacoma Rainiers | Cheney Stadium | Tacoma,Washington | SEA | 327,927 | 12 | 301,118 |
| AAA | Pacific Coast League | Tucson Sidewinders | Tucson Electric Park | Tucson,Arizona | ARI | 286,657 | 15 | 267,935 |
| AA | Eastern League | Akron Aeros | Canal Park | Akron,Ohio | CLE | 445,603 | 2 | 482,082 |
| AA | Eastern League | Altoona Curve | Blair County Ballpark | Altoona,Pennsylvania | PIT | 365,376 | 5 | 342,522 |
| AA | Eastern League | Binghamton Mets | NYSEG Stadium | Binghamton,New York | NYN | 211,533 | 9 | 203,192 |
| AA | Eastern League | Bowie Baysox | Prince George's Stadium | Bowie,Maryland | BAL | 324,813 | 6 | 382,649 |
| AA | Eastern League | Erie Sea Wolves | Jerry Uht Park | Erie,Pennsylvania | DET | 197,656 | 10 | 224,692 |
| AA | Eastern League | Harrisburg Senators | Riverside Stadium | Harrisburg,Pennsylvania | MON | 257,898 | 8 | 262,333 |
| AA | Eastern League | New Britain Rock Cats | New Britain Stadium | New Britain,Connecticut | MIN | 268,532 | 7 | 221,122 |
| AA | Eastern League | New Haven Ravens | Yale Field | New Haven,Connecticut | TOR | 140,922 | 12 | 189,611 |
| AA | Eastern League | Norwich Navigators | Senator Thomas J. Dodd Memorial Stadium | Norwich,Connecticut | SFN | 158,622 | 11 | 233,685 |
| AA | Eastern League | Portland Sea Dogs | Hadlock Field | Portland,Maine | BOS | 405,021 | 4 | 387,569 |
| AA | Eastern League | Reading Phillies | FirstEnergy Stadium | Reading,Pennsylvania | PHI | 465,717 | 1 | 452,105 |
| AA | Eastern League | Trenton Thunder | Mercer County Waterfront Park | Trenton,New Jersey | NYA | 427,567 | 3 | 425,089 |
| AA | Southern League | Birmingham Barons | Hoover Metropolitan Stadium | Birmingham,Alabama | CHA | 276,717 | 2 | 304,150 |
| AA | Southern League | Carolina Mudcats | Five County Stadium | Zebulon,North Carolina | FLO | 204,867 | 6 | 236,845 |
| AA | Southern League | Chattanooga Lookouts | BellSouth Park | Chattanooga,Tennessee | CIN | 237,235 | 4 | 261,665 |
| AA | Southern League | Greenville Braves | Greenville Municipal Stadium | Greenville,South Carolina | ATL | 183,564 | 9 | 240,475 |
| AA | Southern League | Huntsville Stars | Joe W. Davis Stadium | Huntsville,Alabama | MIL | 198,416 | 7 | 243,173 |
| AA | Southern League | Jacksonville Suns | Baseball Grounds of Jacksonville | Jacksonville,Florida | LAN | 359,979 | 1 | 233,050 |
| AA | Southern League | Mobile BayBears | Hank Aaron Stadium | Mobile,Alabama | SDN | 219,007 | 5 | 256,457 |
| AA | Southern League | Orlando Rays | Champion Stadium | Orlando,Florida | TBA | 150,051 | 10 | 103,208 |
| AA | Southern League | Tennessee Smokies | Smokies Park | Knoxville,Tennessee | SLN | 256,597 | 3 | 263,404 |
| AA | Southern League | West Tennessee Diamond Jaxx | Pringles Park | Jackson,Tennessee | CHN | 197,226 | 8 | 277,656 |
| AA | Texas League | Arkansas Travelers | Ray Winder Field | Little Rock,Arkansas | ANA | 187,401 | 7 | 191,520 |
| AA | Texas League | El Paso Diablos | Cohen Stadium | El Paso,Texas | ARI | 224,821 | 6 | 277,810 |
| AA | Texas League | Frisco RoughRiders | Dr. Pepper/Seven Up Ballpark | Frisco,Texas | TEX | 666,977 | 2 | -- |
| AA | Texas League | Midland RockHounds | First American Ballpark | Midland,Texas | OAK | 270,627 | 5 | 192,332 |
| AA | Texas League | Round Rock Express | Dell Diamond | Round Rock,Texas | HOU | 685,973 | 1 | 666,359 |
| AA | Texas League | San Antonio Missions | Nelson W. Wolff Municipal Stadium | San Antonio,Texas | SEA | 305,235 | 3 | 331,508 |
| AA | Texas League | Tulsa Drillers | Drillers Stadium | Tulsa,Oklahoma | COL | 273,155 | 4 | 330,582 |
| AA | Texas League | Wichita Wranglers | Lawrence-Dumont Stadium | Wichita,Kansas | KCA | 153,665 | 8 | 154,962 |
| A+ | California League | Bakersfield Blaze | Sam Lynn Ballpark | Bakersfield,California | TBA | 90,099 | 8 | -- |
| A+ | California League | High Desert Mavericks | Mavericks Stadium | Victorville,California | MIL | 126,705 | 7 | 143,638 |
| A+ | California League | Inland Empire 66ers | Arrowhead Credit Union Park | San Bernardino,California | SEA | 240,171 | 2 | -- |
| A+ | California League | Lake Elsinore Storm | Lake Elsinore Diamond | Lake Elsinore,California | SDN | 151,616 | 5 | 252,482 |
| A+ | California League | Lancaster JetHawks | Lancaster Municipal Stadium | Lancaster,California | ARI | 148,194 | 6 | 200,520 |
| A+ | California League | Modesto A's | John Thurman Field | Modesto,California | OAK | 296,118 | 1 | 141,987 |
| A+ | California League | Rancho Cucamonga Quakes | Rancho Cucamonga Epicenter | Rancho Cucamonga,California | ANA | 217,876 | 3 | 311,483 |
| A+ | California League | San Jose Giants | San Jose Municipal Stadium | San Jose,California | SFN | 154,927 | 4 | 146,959 |
| A+ | California League | Stockton Ports | Billy Hebert Field | Stockton,California | TEX | 75,809 | 9 | 75,208 |
| A+ | California League | Visalia Oaks | Recreation Park | Visalia,California | COL | 62,863 | 10 | 60,307 |
| A+ | Carolina League | Frederick Keys | Harry Grove Stadium | Frederick,Maryland | BAL | 285,048 | 2 | 310,466 |
| A+ | Carolina League | Kinston Indians | Grainger Stadium | Kinston,North Carolina | CLE | 103,433 | 7 | 129,148 |
| A+ | Carolina League | Lynchburg Hillcats | Lynchburg City Stadium | Lynchburg,Virginia | PIT | 91,935 | 8 | 114,781 |
| A+ | Carolina League | Myrtle Beach Pelicans | BB&T Coastal Field | Myrtle Beach,South Carolina | ATL | 203,443 | 3 | 220,315 |
| A+ | Carolina League | Potomac Cannons | G. Richard Pfitzner Stadium | Woodbridge,Virginia | CIN | 160,238 | 5 | 185,243 |
| A+ | Carolina League | Salem Avalanche | Salem Municipal Stadium | Salem,Virginia | HOU | 175,155 | 4 | 162,053 |
| A+ | Carolina League | Wilmington Blue Rocks | Daniel S. Frawley Stadium | Wilmington,Delaware | KCA | 315,134 | 1 | 326,664 |
| A+ | Carolina League | Winston-Salem Warthogs | Ernie Shore Field | Winston-Salem,North Carolina | CHA | 124,454 | 6 | 144,724 |
| A+ | Florida State League | Brevard County Manatees | Space Coast Stadium | Viera,Florida | MON | 83,314 | 4 | 86,096 |
| A+ | Florida State League | Clearwater Phillies | Jack Russell Memorial Stadium | Clearwater,Florida | PHI | 63,655 | 8 | 59,662 |
| A+ | Florida State League | Daytona Cubs | Jackie Robinson Ballpark | Daytona Beach,Florida | CHN | 97,362 | 2 | 62,967 |
| A+ | Florida State League | Dunedin Blue Jays | Dunedin Stadium | Dunedin,Florida | TOR | 42,752 | 11 | 41,507 |
| A+ | Florida State League | Fort Myers Miracle | Hammond Stadium | Fort Myers,Florida | MIN | 110,356 | 1 | 84,598 |
| A+ | Florida State League | Jupiter Hammerheads | Roger Dean Stadium | Jupiter,Florida | FLO | 90,080 | 3 | 83,427 |
| A+ | Florida State League | Lakeland Tigers | Joker Marchant Stadium | Lakeland,Florida | DET | 30,832 | 12 | 22,914 |
| A+ | Florida State League | Palm Beach Cardinals | Roger Dean Stadium | West Palm Beach,Florida | SLN | 68,210 | 6 | -- |
| A+ | Florida State League | Sarasota Red Sox | Ed Smith Stadium | Sarasota,Florida | BOS | 81,154 | 5 | 44,764 |
| A+ | Florida State League | St. Lucie Mets | Thomas J. White Stadium | Port St. Lucie,Florida | NYN | 49,684 | 10 | 55,660 |
| A+ | Florida State League | Tampa Yankees | Legends Field | Tampa,Florida | NYA | 67,565 | 7 | 76,001 |
| A+ | Florida State League | Vero Beach Dodgers | Holman Stadium | Vero Beach,Florida | LAN | 57,339 | 9 | 40,641 |
| A | Midwest League | Battle Creek Yankees | C.O. Brown Stadium | Battle Creek,Michigan | NYA | 93,314 | 12 | -- |
| A | Midwest League | Beloit Snappers | Harry C. Pohlman Field | Beloit,Wisconsin | MIL | 96,431 | 11 | 51,915 |
| A | Midwest League | Burlington Bees | Community Field | Burlington,Iowa | KCA | 59,427 | 14 | 47,949 |
| A | Midwest League | Cedar Rapids Kernels | New Veterans Memorial Stadium | Cedar Rapids,Iowa | ANA | 174,451 | 9 | 117,028 |
| A | Midwest League | Clinton LumberKings | Alliant Energy Field | Clinton,Iowa | TEX | 81,535 | 13 | 50,908 |
| A | Midwest League | Dayton Dragons | Fifth Third Field | Dayton,Ohio | CIN | 590,382 | 1 | 383,224 |
| A | Midwest League | Fort Wayne Wizards | Memorial Stadium | Fort Wayne,Indiana | SDN | 257,013 | 5 | 183,075 |
| A | Midwest League | Kane County Cougars | Elfstrom Stadium | Geneva,Illinois | OAK | 516,133 | 2 | 393,222 |
| A | Midwest League | Lansing Lugnuts | Oldsmobile Park | Lansing,Michigan | CHN | 364,623 | 3 | 346,716 |
| A | Midwest League | Peoria Chiefs | O'Brien Field | Peoria,Illinois | SLN | 246,370 | 6 | 140,869 |
| A | Midwest League | Quad Cities River Bandits | John O'Donnell Stadium | Davenport,Iowa | MIN | 132,983 | 10 | 109,428 |
| A | Midwest League | South Bend Silver Hawks | Stanley Covelski Regional Stadium | South Bend,Indiana | ARI | 203,690 | 7 | 153,347 |
| A | Midwest League | West Michigan Whitecaps | Fifth Third Ballpark | Grand Rapids,Michigan | DET | 361,545 | 4 | 356,098 |
| A | Midwest League | Wisconsin Timber Rattlers | Fox Cities Stadium | Oshkosh,Wisconsin | SEA | 198,001 | 8 | 171,631 |
| A | South Atlantic League | Asheville Tourists | McCormick Field | Asheville,North Carolina | COL | 143,596 | 9 | 150,764 |
| A | South Atlantic League | Augusta GreenJackets | Lake Olmstead Stadium | Augusta,Georgia | BOS | 131,650 | 10 | 144,586 |
| A | South Atlantic League | Capital City Bombers | Capital City Stadium | Greenville,South Carolina | NYN | 102,149 | 12 | -- |
| A | South Atlantic League | Charleston (sc) RiverDogs | Joseph P. Riley, Jr. Park | Charleston,South Carolina | TBA | 259,007 | 4 | 212,331 |
| A | South Atlantic League | Charleston (Wv) AlleyCats | Walt Powell Park | Charleston,West Virginia | TOR | 95,590 | 14 | 121,345 |
| A | South Atlantic League | Delmarva Shorebirds | Arthur W. Perdue Stadium | Salisbury,Maryland | BAL | 228,344 | 6 | 275,636 |
| A | South Atlantic League | Greensboro Bats | World War Memorial Stadium | Greensboro,North Carolina | FLO | 164,589 | 8 | 154,538 |
| A | South Atlantic League | Hagerstown Suns | Municipal Stadium | Hagerstown,Maryland | SFN | 100,865 | 13 | 104,327 |
| A | South Atlantic League | Hickory Crawdads | L. P. Frans Stadium | Hickory,North Carolina | PIT | 176,366 | 7 | 186,214 |
| A | South Atlantic League | Kannapolis Intimidators | Fieldcrest Cannon Stadium | Kannapolis,North Carolina | CHA | 92,321 | 15 | 117,448 |
| A | South Atlantic League | Lake County Captains | Classic Park | Eastlake,Ohio | CLE | 437,515 | 2 | -- |
| A | South Atlantic League | Lakewood BlueClaws | FirstEnergy Park | Lakewood,New Jersey | PHI | 445,838 | 1 | 474,340 |
| A | South Atlantic League | Lexington Legends | Applebee's Park | Lexington,Kentucky | HOU | 370,656 | 3 | 439,958 |
| A | South Atlantic League | Rome Braves | State Mutual Stadium | Rome,Georgia | ATL | 246,718 | 5 | -- |
| A | South Atlantic League | Savannah Sand Gnats | Grayson Stadium | Savannah,Georgia | MON | 103,443 | 11 | 123,659 |
| A | South Atlantic League | South Georgia Waves | Golden Park | Albany,Georgia | LAN | 30,565 | 16 | 72,025 |
| A- | New York-Penn League | Aberdeen IronBirds | Ripken Stadium | Aberdeen,Maryland | BAL | 234,143 | 2 | 231,935 |
| A- | New York-Penn League | Auburn Doubledays | Falcon Park II | Auburn,New York | TOR | 65,047 | 11 | 56,204 |
| A- | New York-Penn League | Batavia Muckdogs | Dwyer Stadium | Batavia,New York | PHI | 42,801 | 14 | 41,536 |
| A- | New York-Penn League | Brooklyn Cyclones | KeySpan Park | Brooklyn,New York | NYN | 307,383 | 1 | 303,253 |
| A- | New York-Penn League | Hudson Valley Renegades | Dutchess Stadium | Wappingers Falls,New York | TBA | 146,613 | 5 | 159,817 |
| A- | New York-Penn League | Jamestown Jammers | Russell Diethrick Park | Jamestown,New York | FLO | 53,469 | 12 | 60,681 |
| A- | New York-Penn League | Lowell Spinners | Edward A. LeLacheur Park | Lowell,Massachusetts | BOS | 175,000 | 3 | 148,519 |
| A- | New York-Penn League | Mahoning Valley Scrappers | Eastwood Field | Niles,Ohio | CLE | 141,889 | 6 | 187,369 |
| A- | New York-Penn League | New Jersey Cardinals | Skylands Park | Augusta,New Jersey | SLN | 117,220 | 7 | 135,661 |
| A- | New York-Penn League | Oneonta Tigers | Damaschke Field | Oneonta,New York | DET | 48,905 | 13 | 53,656 |
| A- | New York-Penn League | Staten Island Yankees | Richmond County Bank Ballpark | Staten Island,New York | NYA | 163,432 | 4 | 147,631 |
| A- | New York-Penn League | Tri City ValleyCats | Joseph L. Bruno Stadium | Troy,New York | HOU | 103,984 | 8 | 108,454 |
| A- | New York-Penn League | Vermont Expos | Centennial Field | Burlington,Vermont | MON | 101,431 | 9 | 112,882 |
| A- | New York-Penn League | Williamsport Crosscutters | Bowman Field | Williamsport,Pennsylvania | PIT | 83,346 | 10 | 67,950 |
| A- | Northwest League | Boise Hawks | Memorial Stadium | Boise,Idaho | CHN | 104,156 | 6 | 125,716 |
| A- | Northwest League | Eugene Emeralds | Civic Stadium | Eugene,Oregon | SDN | 130,657 | 3 | 129,716 |
| A- | Northwest League | Everett Aqua Sox | Everett Memorial Stadium | Everett,Washington | SEA | 110,043 | 5 | 117,795 |
| A- | Northwest League | Salem-Keizer Volcanoes | Volcanoes Stadium | Keizer,Oregon | SFN | 119,556 | 4 | 124,318 |
| A- | Northwest League | Spokane Indians | Avista Stadium | Spokane,Washington | TEX | 170,640 | 1 | 181,042 |
| A- | Northwest League | Tri-City Dust Devils | Tri-City Stadium | Pasco,Washington | COL | 58,976 | 8 | 62,719 |
| A- | Northwest League | Vancouver Canadians | Nat Bailey Stadium | Vancouver,British Columbia | OAK | 137,026 | 2 | 118,344 |
| A- | Northwest League | Yakima Bears | Yakima County Stadium | Yakima,Washington | ARI | 60,037 | 7 | 67,067 |
| Rk | Appalachian League | Bluefield Orioles | Bowen Field | Bluefield,West Virginia | BAL | 22,853 | 7 | 31,307 |
| Rk | Appalachian League | Bristol White Sox | Devault Memorial Stadium | Bristol,Virginia | CHA | 19,770 | 9 | 21,810 |
| Rk | Appalachian League | Burlington Indians | Burlington Athletic Stadium | Burlington,North Carolina | CLE | 37,380 | 1 | 41,016 |
| Rk | Appalachian League | Danville Braves | American Legion Field | Danville,Virginia | ATL | 35,621 | 2 | 38,611 |
| Rk | Appalachian League | Elizabethton Twins | Joe O'Brien Field | Elizabethton,Tennessee | MIN | 24,004 | 6 | 16,803 |
| Rk | Appalachian League | Johnson City Cardinals | Howard Johnson Field | Johnson City,Tennessee | SLN | 31,261 | 3 | 27,761 |
| Rk | Appalachian League | Kingsport Mets | Hunter Wright Stadium | Kingsport,Tennessee | NYN | 19,108 | 10 | 34,901 |
| Rk | Appalachian League | Martinsville Astros | Hooker Field | Martinsville,Virginia | HOU | 27,821 | 4 | 39,177 |
| Rk | Appalachian League | Princeton Devil Rays | H.P. Hunnicut Field | Princeton,West Virginia | TBA | 26,339 | 5 | 33,504 |
| Rk | Appalachian League | Pulaski Blue Jays | Calfee Park | Pulaski,Virginia | TOR | 21,828 | 8 | 18,538 |
| Rk | Pioneer League | Billings Mustangs | Cobb Field | Billings,Montana | CIN | 122,090 | 2 | 82,749 |
| Rk | Pioneer League | Casper Rockies | Mike Lansing Field | Casper,Wyoming | COL | 51,427 | 6 | 46,211 |
| Rk | Pioneer League | Great Falls White Sox | Centene Stadium | Great Falls,Montana | CHA | 114,603 | 3 | 84,320 |
| Rk | Pioneer League | Helena Brewers | Kindrick Field | Helena,Montana | MIL | 47,493 | 8 | 29,491 |
| Rk | Pioneer League | Idaho Falls Padres | McDermott Field | Idaho Falls,Idaho | SDN | 57,854 | 4 | 63,504 |
| Rk | Pioneer League | Missoula Osprey | Lindborg-Cregg Field | Missoula,Montana | ARI | 51,236 | 7 | 54,852 |
| Rk | Pioneer League | Ogden Raptors | Lindquist Field | Ogden,Utah | LAN | 126,706 | 1 | 102,412 |
| Rk | Pioneer League | Provo Angels | Larry H. Miller Field at Miller Park | Provo,Utah | ANA | 56,856 | 5 | 53,485 |
