| 2002-04-01 | vs TEX | 1 | W 8-3 | 1-0 | 1 | 43,908 | Mark Mulder | Chan Ho Park | Mark Mulder | Chan Ho Park | | 8 | 3 | 5 |
| 2002-04-02 | vs TEX | 2 | W 3-2 | 2-0 | 1 | 10,267 | Tim Hudson | Kenny Rogers | Billy Koch | Dan Miceli | | 11 | 5 | 6 |
| 2002-04-03 | vs TEX | 3 | W 9-6 | 3-0 | 1 | 23,259 | Barry Zito | Dave Burba | Jim Mecir | Rich Rodriguez | Billy Koch | 20 | 11 | 9 |
| 2002-04-04 | vs TEX | 4 | L 5-7 | 3-1 | 1 | 15,081 | Cory Lidle | Doug Davis | Doug Davis | Cory Lidle | | 25 | 18 | 7 |
| 2002-04-05 | @ SEA | 5 | L 1-7 | 3-2 | 2 | 40,303 | Erik Hiljus | James Baldwin | James Baldwin | Erik Hiljus | | 26 | 25 | 1 |
| 2002-04-06 | @ SEA | 6 | W 8-3 | 4-2 | 1 | 45,093 | Mark Mulder | Freddy Garcia | Mark Mulder | Freddy Garcia | | 34 | 28 | 6 |
| 2002-04-07 | @ SEA | 7 | W 6-5 | 5-2 | 1 | 39,870 | Tim Hudson | Jamie Moyer | Tim Hudson | Jamie Moyer | Billy Koch | 40 | 33 | 7 |
| 2002-04-09 | @ TEX | 8 | W 5-4 | 6-2 | 1 | 20,158 | Barry Zito | Kenny Rogers | Billy Koch | Rudy Seanez | | 45 | 37 | 8 |
| 2002-04-10 | @ TEX | 9 | L 2-4 | 6-3 | 1 | 21,384 | Cory Lidle | Dave Burba | Dave Burba | Cory Lidle | John Rocker | 47 | 41 | 6 |
| 2002-04-11 | @ TEX | 10 | L 0-7 | 6-4 | 2 | 21,903 | Mark Mulder | Doug Davis | Doug Davis | Mark Mulder | | 47 | 48 | -1 |
| 2002-04-12 | @ ANA | 11 | W 5-1 | 7-4 | 2 | 31,815 | Tim Hudson | Ramon Ortiz | Tim Hudson | Ramon Ortiz | | 52 | 49 | 3 |
| 2002-04-13 | @ ANA | 12 | W 7-2 | 8-4 | 2 | 33,554 | Erik Hiljus | Jarrod Washburn | Erik Hiljus | Jarrod Washburn | | 59 | 51 | 8 |
| 2002-04-14 | @ ANA | 13 | L 1-4 | 8-5 | 2 | 32,881 | Barry Zito | Kevin Appier | Kevin Appier | Barry Zito | Al Levine | 60 | 55 | 5 |
| 2002-04-16 | vs SEA | 14 | L 2-6 | 8-6 | 2 | 13,022 | Cory Lidle | Freddy Garcia | Joel Pineiro | Cory Lidle | | 62 | 61 | 1 |
| 2002-04-17 | vs SEA | 15 | L 4-7 | 8-7 | 2 | 31,260 | Tim Hudson | Jamie Moyer | Jamie Moyer | Tim Hudson | Kazuhiro Sasaki | 66 | 68 | -2 |
| 2002-04-18 | vs ANA | 16 | W 4-2 | 9-7 | 2 | 9,145 | Erik Hiljus | Ramon Ortiz | Erik Hiljus | Ramon Ortiz | Billy Koch | 70 | 70 | 0 |
| 2002-04-19 | vs ANA | 17 | L 7-9 | 9-8 | 2 | 12,468 | Mike Fyhrie | Jarrod Washburn | Jarrod Washburn | Mike Fyhrie | Troy Percival | 77 | 79 | -2 |
| 2002-04-20 | vs ANA | 18 | W 8-7 | 10-8 | 2 | 20,253 | Barry Zito | Kevin Appier | Chad Bradford | Al Levine | Billy Koch | 85 | 86 | -1 |
| 2002-04-21 | vs ANA | 19 | W 6-5 | 11-8 | 2 | 20,088 | Cory Lidle | Aaron Sele | Mike Venafro | Troy Percival | | 91 | 91 | 0 |
| 2002-04-23 | vs NYA | 20 | L 1-2 | 11-9 | 2 | 40,360 | Tim Hudson | Orlando Hernandez | Orlando Hernandez | Tim Hudson | Mariano Rivera | 92 | 93 | -1 |
| 2002-04-24 | vs NYA | 21 | L 5-8 | 11-10 | 2 | 54,513 | Erik Hiljus | David Wells | Mike Stanton | Mike Magnante | Mariano Rivera | 97 | 101 | -4 |
| 2002-04-25 | vs NYA | 22 | W 6-2 | 12-10 | 2 | 31,870 | Barry Zito | Mike Mussina | Barry Zito | Mike Mussina | | 103 | 103 | 0 |
| 2002-04-26 | vs CHA | 23 | W 6-4 | 13-10 | 2 | 10,129 | Cory Lidle | Jon Rauch | Cory Lidle | Jim Parque | Billy Koch | 109 | 107 | 2 |
| 2002-04-27 | vs CHA | 24 | W 16-1 | 14-10 | 2 | 26,111 | Mike Fyhrie | Mark Buehrle | Mike Fyhrie | Mark Buehrle | | 125 | 108 | 17 |
| 2002-04-28 | vs CHA | 25 | W 10-0 | 15-10 | 2 | 20,365 | Tim Hudson | Todd Ritchie | Tim Hudson | Todd Ritchie | | 135 | 108 | 27 |
| 2002-04-30 | @ NYA | 26 | L 2-8 | 15-11 | 2 | 32,888 | Barry Zito | David Wells | David Wells | Barry Zito | | 137 | 116 | 21 |
| 2002-05-01 | @ NYA | 27 | W 4-1 | 16-11 | 2 | 31,006 | Erik Hiljus | Mike Mussina | Erik Hiljus | Mike Mussina | Billy Koch | 141 | 117 | 24 |
| 2002-05-02 | @ NYA | 28 | L 2-9 | 16-12 | 2 | 30,463 | Cory Lidle | Roger Clemens | Roger Clemens | Cory Lidle | | 143 | 126 | 17 |
| 2002-05-03 | @ CHA | 29 | L 1-6 | 16-13 | 2 | 15,746 | Mike Fyhrie | Mark Buehrle | Mark Buehrle | Mike Fyhrie | | 144 | 132 | 12 |
| 2002-05-04 | @ CHA | 30 | L 2-10 | 16-14 | 2 | 27,511 | Tim Hudson | Todd Ritchie | Todd Ritchie | Tim Hudson | | 146 | 142 | 4 |
| 2002-05-05 | @ CHA | 31 | W 3-2 | 17-14 | 2 | 27,275 | Barry Zito | Dan Wright | Barry Zito | Dan Wright | Billy Koch | 149 | 144 | 5 |
| 2002-05-07 | vs BOS | 32 | L 7-9 | 17-15 | 2 | 19,715 | Cory Lidle | Pedro Martinez | Rolando Arrojo | Jim Mecir | Ugueth Urbina | 156 | 153 | 3 |
| 2002-05-08 | vs BOS | 33 | L 6-12 | 17-16 | 2 | 40,155 | Erik Hiljus | John Burkett | John Burkett | Erik Hiljus | | 162 | 165 | -3 |
| 2002-05-09 | vs BOS | 34 | L 1-5 | 17-17 | 3 | 18,477 | Tim Hudson | Derek Lowe | Derek Lowe | Tim Hudson | | 163 | 170 | -7 |
| 2002-05-10 | vs TOR | 35 | L 2-6 | 17-18 | 3 | 10,824 | Mark Mulder | Luke Prokopec | Luke Prokopec | Mark Mulder | | 165 | 176 | -11 |
| 2002-05-11 | vs TOR | 36 | W 7-4 | 18-18 | 3 | 21,115 | Barry Zito | Justin Miller | Barry Zito | Justin Miller | | 172 | 180 | -8 |
| 2002-05-12 | vs TOR | 37 | L 4-11 | 18-19 | 3 | 19,519 | Cory Lidle | Roy Halladay | Roy Halladay | Cory Lidle | Pete Walker | 176 | 191 | -15 |
| 2002-05-14 | @ BOS | 38 | L 2-6 | 18-20 | 3 | 31,404 | Tim Hudson | John Burkett | John Burkett | Tim Hudson | | 178 | 197 | -19 |
| 2002-05-15 | @ BOS | 39 | L 2-8 | 18-21 | 4 | 32,346 | Erik Hiljus | Derek Lowe | Derek Lowe | Erik Hiljus | | 180 | 205 | -25 |
| 2002-05-16 | @ BOS | 40 | W 5-0 | 19-21 | 3 | 33,057 | Barry Zito | Frank Castillo | Barry Zito | Frank Castillo | | 185 | 205 | -20 |
| 2002-05-17 | @ TOR | 41 | L 1-7 | 19-22 | 3 | 14,061 | Mark Mulder | Roy Halladay | Roy Halladay | Mark Mulder | | 186 | 212 | -26 |
| 2002-05-18 | @ TOR | 42 | L 3-6 | 19-23 | 3 | 17,846 | Mike Fyhrie | Justin Miller | Justin Miller | Mike Fyhrie | Kelvim Escobar | 189 | 218 | -29 |
| 2002-05-19 | @ TOR | 43 | L 0-11 | 19-24 | 3 | 23,408 | Tim Hudson | Esteban Loaiza | Esteban Loaiza | Tim Hudson | | 189 | 229 | -40 |
| 2002-05-21 | vs BAL | 44 | L 4-6 | 19-25 | 3 | 10,245 | Barry Zito | Rodrigo Lopez | Travis Driskill | Mike Venafro | Jorge Julio | 193 | 235 | -42 |
| 2002-05-22 | vs BAL | 45 | W 7-6 | 20-25 | 3 | 20,444 | Erik Hiljus | Calvin Maduro | Mike Fyhrie | Calvin Maduro | Billy Koch | 200 | 241 | -41 |
| 2002-05-23 | vs BAL | 46 | L 3-11 | 20-26 | 4 | 11,737 | Mark Mulder | Sidney Ponson | Sidney Ponson | Mark Mulder | | 203 | 252 | -49 |
| 2002-05-24 | vs TBA | 47 | W 9-8 | 21-26 | 3 | 25,458 | Tim Hudson | Paul Wilson | Jim Mecir | Victor Zambrano | Billy Koch | 212 | 260 | -48 |
| 2002-05-25 | vs TBA | 48 | W 6-0 | 22-26 | 3 | 31,697 | Aaron Harang | Travis Harper | Aaron Harang | Travis Harper | Chad Bradford | 218 | 260 | -42 |
| 2002-05-26 | vs TBA | 49 | W 7-0 | 23-26 | 3 | 15,943 | Barry Zito | Joe Kennedy | Barry Zito | Joe Kennedy | | 225 | 260 | -35 |
| 2002-05-28 | @ BAL | 50 | W 5-2 | 24-26 | 3 | 24,825 | Mark Mulder | Calvin Maduro | Mark Mulder | Calvin Maduro | Billy Koch | 230 | 262 | -32 |
| 2002-05-29 | @ BAL | 51 | L 5-10 | 24-27 | 3 | 24,913 | Erik Hiljus | Sidney Ponson | Rick Bauer | Mike Fyhrie | | 235 | 272 | -37 |
| 2002-05-30 | @ TBA | 52 | L 3-4 | 24-28 | 3 | 10,130 | Tim Hudson | Paul Wilson | Travis Harper | Chad Bradford | | 238 | 276 | -38 |
| 2002-05-31 | @ TBA | 53 | W 13-9 | 25-28 | 3 | 10,227 | Cory Lidle | Wilson Alvarez | Mike Venafro | Esteban Yan | | 251 | 285 | -34 |
| 2002-06-01 | @ TBA | 54 | W 8-3 | 26-28 | 3 | 14,073 | Barry Zito | Joe Kennedy | Barry Zito | Joe Kennedy | | 259 | 288 | -29 |
| 2002-06-02 | @ TBA | 55 | W 4-2 | 27-28 | 3 | 10,563 | Mark Mulder | Ryan Rupe | Mark Mulder | Ryan Rupe | Billy Koch | 263 | 290 | -27 |
| 2002-06-03 | vs SEA | 56 | L 1-4 | 27-29 | 3 | 14,188 | Aaron Harang | Freddy Garcia | Freddy Garcia | Aaron Harang | Kazuhiro Sasaki | 264 | 294 | -30 |
| 2002-06-04 | vs SEA | 57 | W 3-2 | 28-29 | 3 | 13,528 | Tim Hudson | Rafael Soriano | Billy Koch | Shigetoshi Hasegawa | | 267 | 296 | -29 |
| 2002-06-05 | vs SEA | 58 | L 0-5 | 28-30 | 3 | 35,647 | Cory Lidle | Jamie Moyer | Jamie Moyer | Cory Lidle | | 267 | 301 | -34 |
| 2002-06-06 | vs SEA | 59 | W 10-4 | 29-30 | 3 | 27,344 | Barry Zito | James Baldwin | Barry Zito | James Baldwin | | 277 | 305 | -28 |
| 2002-06-07 | vs HOU | 60 | W 5-3 | 30-30 | 3 | 17,453 | Mark Mulder | Roy Oswalt | Mark Mulder | Roy Oswalt | Billy Koch | 282 | 308 | -26 |
| 2002-06-08 | vs HOU | 61 | W 5-1 | 31-30 | 3 | 27,115 | Aaron Harang | Shane Reynolds | Aaron Harang | Shane Reynolds | | 287 | 309 | -22 |
| 2002-06-09 | vs HOU | 62 | W 7-6 | 32-30 | 3 | 35,065 | Tim Hudson | Tim Redding | Billy Koch | Octavio Dotel | | 294 | 315 | -21 |
| 2002-06-10 | vs MIL | 63 | W 8-6 | 33-30 | 3 | 10,584 | Cory Lidle | Ruben Quevedo | Chad Bradford | Valerio de los Santos | Billy Koch | 302 | 321 | -19 |
| 2002-06-11 | vs MIL | 64 | W 11-2 | 34-30 | 3 | 11,223 | Barry Zito | Nelson Figueroa | Barry Zito | Nelson Figueroa | | 313 | 323 | -10 |
| 2002-06-12 | vs MIL | 65 | W 8-0 | 35-30 | 3 | 20,847 | Mark Mulder | Ben Sheets | Mark Mulder | Ben Sheets | | 321 | 323 | -2 |
| 2002-06-14 | @ SFN | 66 | W 3-2 | 36-30 | 3 | 41,457 | Tim Hudson | Jason Schmidt | Tim Hudson | Jason Schmidt | Billy Koch | 324 | 325 | -1 |
| 2002-06-15 | @ SFN | 67 | L 2-6 | 36-31 | 3 | 41,298 | Aaron Harang | Russ Ortiz | Chad Zerbe | Aaron Harang | | 326 | 331 | -5 |
| 2002-06-16 | @ SFN | 68 | W 2-1 | 37-31 | 3 | 41,550 | Barry Zito | Kirk Rueter | Barry Zito | Kirk Rueter | Billy Koch | 328 | 332 | -4 |
| 2002-06-18 | @ PIT | 69 | W 4-2 | 38-31 | 3 | 21,943 | Mark Mulder | Josh Fogg | Mark Mulder | Josh Fogg | Billy Koch | 332 | 334 | -2 |
| 2002-06-19 | @ PIT | 70 | W 3-2 | 39-31 | 3 | 30,562 | Cory Lidle | Joe Beimel | Chad Bradford | Mike Williams | Billy Koch | 335 | 336 | -1 |
| 2002-06-20 | @ PIT | 71 | W 5-3 | 40-31 | 3 | 22,464 | Tim Hudson | Kris Benson | Tim Hudson | Kris Benson | Billy Koch | 340 | 339 | 1 |
| 2002-06-21 | @ CIN | 72 | W 5-3 | 41-31 | 3 | 26,101 | Aaron Harang | Jimmy Haynes | Aaron Harang | Scott Williamson | Billy Koch | 345 | 342 | 3 |
| 2002-06-22 | @ CIN | 73 | W 10-3 | 42-31 | 3 | 27,243 | Barry Zito | Bruce Chen | Barry Zito | Bruce Chen | | 355 | 345 | 10 |
| 2002-06-23 | @ CIN | 74 | W 5-1 | 43-31 | 3 | 23,961 | Mark Mulder | Chris Reitsma | Mark Mulder | Chris Reitsma | | 360 | 346 | 14 |
| 2002-06-24 | @ SEA | 75 | W 13-2 | 44-31 | 2 | 45,602 | Cory Lidle | Freddy Garcia | Cory Lidle | Freddy Garcia | | 373 | 348 | 25 |
| 2002-06-25 | @ SEA | 76 | L 1-7 | 44-32 | 2 | 43,985 | Tim Hudson | James Baldwin | James Baldwin | Tim Hudson | | 374 | 355 | 19 |
| 2002-06-26 | @ SEA | 77 | L 0-1 | 44-33 | 3 | 42,120 | Aaron Harang | Jamie Moyer | Shigetoshi Hasegawa | Chad Bradford | Kazuhiro Sasaki | 374 | 356 | 18 |
| 2002-06-27 | @ SEA | 78 | L 4-7 | 44-34 | 3 | 42,159 | Barry Zito | Rafael Soriano | John Halama | Barry Zito | Arthur Rhodes | 378 | 363 | 15 |
| 2002-06-28 | vs SFN | 79 | W 10-6 | 45-34 | 3 | 46,345 | Mark Mulder | Livan Hernandez | Mark Mulder | Livan Hernandez | | 388 | 369 | 19 |
| 2002-06-29 | vs SFN | 80 | L 3-5 | 45-35 | 3 | 53,501 | Cory Lidle | Jason Schmidt | Jason Schmidt | Cory Lidle | Robb Nen | 391 | 374 | 17 |
| 2002-06-30 | vs SFN | 81 | W 7-0 | 46-35 | 3 | 54,123 | Tim Hudson | Russ Ortiz | Tim Hudson | Russ Ortiz | | 398 | 374 | 24 |
| 2002-07-01 | vs MIN | 82 | L 4-5 | 46-36 | 3 | 13,503 | Aaron Harang | Kyle Lohse | J.C. Romero | Mike Venafro | Eddie Guardado | 402 | 379 | 23 |
| 2002-07-02 | vs MIN | 83 | W 4-3 | 47-36 | 3 | 15,317 | Barry Zito | Rick Reed | Chad Bradford | Eddie Guardado | | 406 | 382 | 24 |
| 2002-07-03 | vs MIN | 84 | L 1-2 | 47-37 | 3 | 30,213 | Mark Mulder | Johan Santana | Johan Santana | Mark Mulder | Eddie Guardado | 407 | 384 | 23 |
| 2002-07-04 | vs KCA | 85 | W 3-2 | 48-37 | 3 | 28,315 | Cory Lidle | Shawn Sedlacek | Billy Koch | Roberto Hernandez | | 410 | 386 | 24 |
| 2002-07-05 | vs KCA | 86 | W 4-3 | 49-37 | 3 | 53,802 | Tim Hudson | Jeff Suppan | Jim Mecir | Roberto Hernandez | | 414 | 389 | 25 |
| 2002-07-06 | vs KCA | 87 | L 3-4 | 49-38 | 3 | 18,259 | Aaron Harang | Darrell May | Scott Mullen | Billy Koch | Brad Voyles | 417 | 393 | 24 |
| 2002-07-07 | vs KCA | 88 | W 3-2 | 50-38 | 3 | 31,676 | Barry Zito | Paul Byrd | Barry Zito | Paul Byrd | Billy Koch | 420 | 395 | 25 |
| 2002-07-11 | @ BAL | 89 | W 4-1 | 51-38 | 3 | 32,507 | Mark Mulder | Scott Erickson | Mark Mulder | Scott Erickson | Billy Koch | 424 | 396 | 28 |
| 2002-07-12 | @ BAL | 90 | W 1-0 | 52-38 | 3 | 33,366 | Tim Hudson | Jason Johnson | Tim Hudson | Jason Johnson | Billy Koch | 425 | 396 | 29 |
| 2002-07-13 | @ BAL | 91 | W 6-0 | 53-38 | 3 | 36,100 | Barry Zito | Travis Driskill | Barry Zito | Travis Driskill | | 431 | 396 | 35 |
| 2002-07-14 | @ BAL | 92 | L 3-6 | 53-39 | 3 | 32,853 | Cory Lidle | Rodrigo Lopez | Rodrigo Lopez | Cory Lidle | Jorge Julio | 434 | 402 | 32 |
| 2002-07-15 | @ TBA | 93 | W 4-0 | 54-39 | 3 | 10,116 | Ted Lilly | Ryan Rupe | Ted Lilly | Ryan Rupe | | 438 | 402 | 36 |
| 2002-07-16 | @ TBA | 94 | W 2-1 | 55-39 | 3 | 10,592 | Mark Mulder | Jorge Sosa | Mark Mulder | Jorge Sosa | Billy Koch | 440 | 403 | 37 |
| 2002-07-17 | vs ANA | 95 | L 4-10 | 55-40 | 3 | 38,547 | Tim Hudson | Kevin Appier | Kevin Appier | Tim Hudson | | 444 | 413 | 31 |
| 2002-07-18 | vs ANA | 96 | W 2-0 | 56-40 | 3 | 15,733 | Barry Zito | Aaron Sele | Barry Zito | Aaron Sele | Billy Koch | 446 | 413 | 33 |
| 2002-07-19 | vs TEX | 97 | W 10-0 | 57-40 | 3 | 21,445 | Cory Lidle | Aaron Myette | Cory Lidle | Aaron Myette | | 456 | 413 | 43 |
| 2002-07-20 | vs TEX | 98 | W 6-5 | 58-40 | 3 | 31,129 | Ted Lilly | Rob Bell | Billy Koch | Dave Burba | | 462 | 418 | 44 |
| 2002-07-21 | vs TEX | 99 | L 3-7 | 58-41 | 3 | 27,567 | Mark Mulder | Chan Ho Park | Jay Powell | Jim Mecir | | 465 | 425 | 40 |
| 2002-07-23 | @ ANA | 100 | W 2-1 | 59-41 | 3 | 25,370 | Barry Zito | Kevin Appier | Barry Zito | Kevin Appier | Billy Koch | 467 | 426 | 41 |
| 2002-07-24 | @ ANA | 101 | L 1-5 | 59-42 | 3 | 25,240 | Tim Hudson | Aaron Sele | Aaron Sele | Tim Hudson | | 468 | 431 | 37 |
| 2002-07-25 | @ ANA | 102 | L 4-5 | 59-43 | 3 | 31,653 | Cory Lidle | Ramon Ortiz | Scot Shields | Jim Mecir | Ben Weber | 472 | 436 | 36 |
| 2002-07-26 | @ TEX | 103 | L 4-12 | 59-44 | 3 | 34,585 | Mark Mulder | Rob Bell | Rich Rodriguez | Mark Mulder | | 476 | 448 | 28 |
| 2002-07-27 | @ TEX | 104 | L 6-10 | 59-45 | 3 | 35,359 | Aaron Harang | Chan Ho Park | Danny Kolb | Billy Koch | | 482 | 458 | 24 |
| 2002-07-28 | @ TEX | 105 | W 12-2 | 60-45 | 3 | 24,022 | Barry Zito | Ismael Valdez | Barry Zito | Juan Alvarez | | 494 | 460 | 34 |
| 2002-07-29 | vs CLE | 106 | L 6-8 | 60-46 | 3 | 18,297 | Tim Hudson | Jaret Wright | Terry Mulholland | Mike Magnante | Mark Wohlers | 500 | 468 | 32 |
| 2002-07-30 | vs CLE | 107 | L 4-5 | 60-47 | 3 | 14,737 | Cory Lidle | Ryan Drese | Ryan Drese | Cory Lidle | Mark Wohlers | 504 | 473 | 31 |
| 2002-07-31 | vs CLE | 108 | W 6-4 | 61-47 | 3 | 47,574 | Mark Mulder | Charles Nagy | Mark Mulder | Jake Westbrook | Billy Koch | 510 | 477 | 33 |
| 2002-08-01 | vs DET | 109 | W 5-3 | 62-47 | 3 | 13,861 | Aaron Harang | Steve Sparks | Micah Bowie | Steve Sparks | Billy Koch | 515 | 480 | 35 |
| 2002-08-02 | vs DET | 110 | L 1-3 | 62-48 | 3 | 17,197 | Barry Zito | Mark Redman | Mark Redman | Barry Zito | Juan Acevedo | 516 | 483 | 33 |
| 2002-08-03 | vs DET | 111 | W 8-4 | 63-48 | 3 | 29,648 | Tim Hudson | Jose Lima | Tim Hudson | Jose Lima | | 524 | 487 | 37 |
| 2002-08-04 | vs DET | 112 | W 4-0 | 64-48 | 3 | 24,546 | Cory Lidle | Mike Maroth | Cory Lidle | Mike Maroth | | 528 | 487 | 41 |
| 2002-08-06 | @ BOS | 113 | W 9-1 | 65-48 | 3 | 34,059 | Mark Mulder | Tim Wakefield | Mark Mulder | Tim Wakefield | | 537 | 488 | 49 |
| 2002-08-07 | @ BOS | 114 | W 3-2 | 66-48 | 3 | 33,325 | Aaron Harang | John Burkett | Aaron Harang | John Burkett | Billy Koch | 540 | 490 | 50 |
| 2002-08-08 | @ BOS | 115 | L 2-4 | 66-49 | 3 | 33,855 | Barry Zito | Derek Lowe | Derek Lowe | Barry Zito | Ugueth Urbina | 542 | 494 | 48 |
| 2002-08-09 | @ NYA | 116 | W 3-2 | 67-49 | 3 | 54,316 | Tim Hudson | Orlando Hernandez | Micah Bowie | Sterling Hitchcock | | 545 | 496 | 49 |
| 2002-08-10 | @ NYA | 117 | W 8-0 | 68-49 | 3 | 54,439 | Cory Lidle | David Wells | Cory Lidle | David Wells | | 553 | 496 | 57 |
| 2002-08-11 | @ NYA | 118 | L 5-8 | 68-50 | 3 | 54,703 | Mark Mulder | Mike Mussina | Mike Mussina | Mark Mulder | | 558 | 504 | 54 |
| 2002-08-12 | vs TOR | 119 | L 1-2 | 68-51 | 3 | 14,178 | Aaron Harang | Esteban Loaiza | Esteban Loaiza | Aaron Harang | Kelvim Escobar | 559 | 506 | 53 |
| 2002-08-13 | vs TOR | 120 | W 5-4 | 69-51 | 3 | 17,466 | Barry Zito | Chris Carpenter | Barry Zito | Chris Carpenter | Billy Koch | 564 | 510 | 54 |
| 2002-08-14 | vs TOR | 121 | W 4-2 | 70-51 | 3 | 40,528 | Tim Hudson | Pete Walker | Tim Hudson | Pete Walker | Billy Koch | 568 | 512 | 56 |
| 2002-08-16 | vs CHA | 122 | W 1-0 | 71-51 | 3 | 22,622 | Cory Lidle | Mark Buehrle | Cory Lidle | Mark Buehrle | Billy Koch | 569 | 512 | 57 |
| 2002-08-17 | vs CHA | 123 | W 9-2 | 72-51 | 3 | 40,658 | Mark Mulder | Jon Garland | Mark Mulder | Jon Garland | | 578 | 514 | 64 |
| 2002-08-18 | vs CHA | 124 | W 7-4 | 73-51 | 3 | 31,489 | Barry Zito | Dan Wright | Barry Zito | Dan Wright | | 585 | 518 | 67 |
| 2002-08-19 | @ CLE | 125 | W 8-1 | 74-51 | 3 | 27,696 | Tim Hudson | Danys Baez | Tim Hudson | Danys Baez | | 593 | 519 | 74 |
| 2002-08-20 | @ CLE | 126 | W 6-3 | 75-51 | 2 | 27,527 | Aaron Harang | Jake Westbrook | Aaron Harang | Jake Westbrook | Billy Koch | 599 | 522 | 77 |
| 2002-08-21 | @ CLE | 127 | W 6-0 | 76-51 | 2 | 26,916 | Cory Lidle | Ricardo Rodriguez | Cory Lidle | Ricardo Rodriguez | | 605 | 522 | 83 |
| 2002-08-22 | @ CLE | 128 | W 9-3 | 77-51 | 1 | 27,759 | Mark Mulder | Jason Phillips | Mark Mulder | Jason Phillips | Chad Bradford | 614 | 525 | 89 |
| 2002-08-23 | @ DET | 129 | W 9-1 | 78-51 | 1 | 21,807 | Barry Zito | Brian Powell | Barry Zito | Brian Powell | | 623 | 526 | 97 |
| 2002-08-24 | @ DET | 130 | W 12-3 | 79-51 | 1 | 19,045 | Tim Hudson | Jose Lima | Tim Hudson | Jose Lima | | 635 | 529 | 106 |
| 2002-08-25 | @ DET | 131 | W 10-7 | 80-51 | 1 | 24,346 | Aaron Harang | Mike Maroth | Jim Mecir | Jamie Walker | Billy Koch | 645 | 536 | 109 |
| 2002-08-26 | @ KCA | 132 | W 6-3 | 81-51 | 1 | 11,096 | Cory Lidle | Darrell May | Cory Lidle | Darrell May | Billy Koch | 651 | 539 | 112 |
| 2002-08-27 | @ KCA | 133 | W 6-4 | 82-51 | 1 | 13,077 | Mark Mulder | Runelvys Hernandez | Mark Mulder | Runelvys Hernandez | Billy Koch | 657 | 543 | 114 |
| 2002-08-28 | @ KCA | 134 | W 7-1 | 83-51 | 1 | 15,952 | Barry Zito | Shawn Sedlacek | Barry Zito | Shawn Sedlacek | | 664 | 544 | 120 |
| 2002-08-30 | vs MIN | 135 | W 4-2 | 84-51 | 1 | 25,221 | Tim Hudson | Brad Radke | Tim Hudson | Brad Radke | Billy Koch | 668 | 546 | 122 |
| 2002-08-31 | vs MIN | 136 | W 6-3 | 85-51 | 1 | 42,841 | Cory Lidle | Kyle Lohse | Jim Mecir | J.C. Romero | Billy Koch | 674 | 549 | 125 |
| 2002-09-01 | vs MIN | 137 | W 7-5 | 86-51 | 1 | 37,676 | Mark Mulder | Joe Mays | Billy Koch | Eddie Guardado | | 681 | 554 | 127 |
| 2002-09-02 | vs KCA | 138 | W 7-6 | 87-51 | 1 | 26,325 | Barry Zito | Runelvys Hernandez | Billy Koch | Jason Grimsley | | 688 | 560 | 128 |
| 2002-09-04 | vs KCA | 139 | W 12-11 | 88-51 | 1 | 55,528 | Tim Hudson | Paul Byrd | Billy Koch | Jason Grimsley | | 700 | 571 | 129 |
| 2002-09-06 | @ MIN | 140 | L 0-6 | 88-52 | 1 | 27,409 | Cory Lidle | Brad Radke | Brad Radke | Cory Lidle | | 700 | 577 | 123 |
| 2002-09-07 | @ MIN | 141 | W 2-0 | 89-52 | 1 | 43,628 | Mark Mulder | Joe Mays | Mark Mulder | Joe Mays | Billy Koch | 702 | 577 | 125 |
| 2002-09-08 | @ MIN | 142 | W 6-0 | 90-52 | 1 | 20,102 | Barry Zito | Eric Milton | Barry Zito | Eric Milton | | 708 | 577 | 131 |
| 2002-09-09 | @ ANA | 143 | W 2-1 | 91-52 | 1 | 28,145 | Tim Hudson | Kevin Appier | Tim Hudson | Kevin Appier | Billy Koch | 710 | 578 | 132 |
| 2002-09-10 | @ ANA | 144 | L 2-5 | 91-53 | 1 | 35,323 | Ted Lilly | Ramon Ortiz | Ramon Ortiz | Ted Lilly | Troy Percival | 712 | 583 | 129 |
| 2002-09-11 | @ ANA | 145 | L 5-6 | 91-54 | 1 | 34,302 | Cory Lidle | John Lackey | Scot Shields | Jeff Tam | Troy Percival | 717 | 589 | 128 |
| 2002-09-12 | @ ANA | 146 | L 6-7 | 91-55 | 2 | 31,304 | Mark Mulder | Mickey Callaway | Brendan Donnelly | Billy Koch | | 723 | 596 | 127 |
| 2002-09-13 | vs SEA | 147 | W 5-0 | 92-55 | 2 | 38,210 | Barry Zito | Ismael Valdez | Barry Zito | Ismael Valdez | | 728 | 596 | 132 |
| 2002-09-14 | vs SEA | 148 | W 1-0 | 93-55 | 2 | 40,309 | Tim Hudson | Jamie Moyer | Tim Hudson | Jamie Moyer | | 729 | 596 | 133 |
| 2002-09-15 | vs SEA | 149 | L 3-6 | 93-56 | 2 | 38,783 | Ted Lilly | Joel Pineiro | Joel Pineiro | Aaron Harang | Kazuhiro Sasaki | 732 | 602 | 130 |
| 2002-09-16 | vs ANA | 150 | W 4-3 | 94-56 | 2 | 22,326 | Cory Lidle | John Lackey | Billy Koch | Al Levine | | 736 | 605 | 131 |
| 2002-09-17 | vs ANA | 151 | L 0-1 | 94-57 | 2 | 25,894 | Mark Mulder | Jarrod Washburn | Ben Weber | Billy Koch | Troy Percival | 736 | 606 | 130 |
| 2002-09-18 | vs ANA | 152 | W 7-4 | 95-57 | 2 | 50,730 | Barry Zito | Mickey Callaway | Barry Zito | Mickey Callaway | Billy Koch | 743 | 610 | 133 |
| 2002-09-19 | vs ANA | 153 | W 5-3 | 96-57 | 1 | 27,435 | Tim Hudson | Kevin Appier | Tim Hudson | Kevin Appier | Billy Koch | 748 | 613 | 135 |
| 2002-09-20 | vs TEX | 154 | W 4-2 | 97-57 | 1 | 25,281 | Ted Lilly | Kenny Rogers | Jim Mecir | Danny Kolb | Ricardo Rincon | 752 | 615 | 137 |
| 2002-09-21 | vs TEX | 155 | W 6-3 | 98-57 | 1 | 24,862 | Cory Lidle | Colby Lewis | Jeff Tam | C.J. Nitkowski | Billy Koch | 758 | 618 | 140 |
| 2002-09-22 | vs TEX | 156 | W 7-5 | 99-57 | 1 | 35,697 | Mark Mulder | Chan Ho Park | Mark Mulder | Chan Ho Park | Billy Koch | 765 | 623 | 142 |
| 2002-09-24 | @ SEA | 157 | L 7-8 | 99-58 | 1 | 39,037 | Barry Zito | Ismael Valdez | Shigetoshi Hasegawa | Jeff Tam | Arthur Rhodes | 772 | 631 | 141 |
| 2002-09-25 | @ SEA | 158 | L 2-3 | 99-59 | 1 | 39,776 | Tim Hudson | Jamie Moyer | Arthur Rhodes | Jim Mecir | Kazuhiro Sasaki | 774 | 634 | 140 |
| 2002-09-26 | @ SEA | 159 | W 5-3 | 100-59 | 1 | 45,822 | Cory Lidle | Joel Pineiro | Billy Koch | Shigetoshi Hasegawa | | 779 | 637 | 142 |
| 2002-09-27 | @ TEX | 160 | W 3-2 | 101-59 | 1 | 31,521 | Mark Mulder | Chan Ho Park | Mark Mulder | Chan Ho Park | Billy Koch | 782 | 639 | 143 |
| 2002-09-28 | @ TEX | 161 | W 10-8 | 102-59 | 1 | 44,442 | Aaron Harang | Ben Kozlowski | Ted Lilly | Danny Kolb | Jim Mecir | 792 | 647 | 145 |
| 2002-09-29 | @ TEX | 162 | W 8-7 | 103-59 | 1 | 34,529 | Barry Zito | Joaquin Benoit | Barry Zito | Joaquin Benoit | | 800 | 654 | 146 |