Sortables
American League Leaders
| AL BATTING AVERAGE | AVG | |
Ichiro Suzuki | 1. Ichiro Suzuki, SEA | .372 |
| 2. Melvin Mora, BAL | .340 | |
| 3. Vladimir Guerrero, ANA | .337 | |
| 4. Ivan Rodriguez, DET | .334 | |
| 5. Erubiel Durazo, OAK | .321 | |
| Complete Leaders | ||
National League Leaders
| NL BATTING AVERAGE | AVG | |
Barry Bonds | 1. Barry Bonds, SFO | .362 |
| 2. Todd Helton, COL | .347 | |
| 3. Mark Loretta, SDG | .335 | |
| 4. Adrian Beltre, LOS | .334 | |
| 5. Albert Pujols, STL | .331 | |
| Complete Leaders | ||
| AL HOME RUNS | HR | |
Manny Ramirez | 1. Manny Ramirez, BOS | 43 |
| 2. Paul Konerko, CHW | 41 | |
| 3. David Ortiz, BOS | 41 | |
| 4. Vladimir Guerrero, ANA | 39 | |
| 5. Mark Teixeira, TEX | 38 | |
| Complete Leaders | ||
| NL HOME RUNS | HR | |
Adrian Beltre | 1. Adrian Beltre, LOS | 48 |
| 2. Albert Pujols, STL | 46 | |
| 3. Adam Dunn, CIN | 46 | |
| 4. Barry Bonds, SFO | 45 | |
| 5. Jim Thome, PHI | 42 | |
| Complete Leaders | ||
| AL RUNS BATTED IN | RBI | |
Miguel Tejada | 1. Miguel Tejada, BAL | 150 |
| 2. David Ortiz, BOS | 139 | |
| 3. Manny Ramirez, BOS | 130 | |
| 4. Vladimir Guerrero, ANA | 126 | |
| 5. Gary Sheffield, NYY | 121 | |
| Complete Leaders | ||
| NL RUNS BATTED IN | RBI | |
Vinny Castilla | 1. Vinny Castilla, COL | 131 |
| 2. Scott Rolen, STL | 124 | |
| 3. Albert Pujols, STL | 123 | |
| 4. Adrian Beltre, LOS | 121 | |
| 5. Miguel Cabrera, FLA | 112 | |
| Complete Leaders | ||
| AL WINS | W | |
Curt Schilling | 1. Curt Schilling, BOS | 21 |
| 2. Johan Santana, MIN | 20 | |
| 3. Kenny Rogers, TEX | 18 | |
| 4. Bartolo Colon, ANA | 18 | |
| 5. Mark Mulder, OAK | 17 | |
| Complete Leaders | ||
| NL WINS | W | |
Roy Oswalt | 1. Roy Oswalt, HOU | 20 |
| 2. Jason Schmidt, SFO | 18 | |
| 3. Carl Pavano, FLA | 18 | |
| 4. Roger Clemens, HOU | 18 | |
| 5. Randy Johnson, ARI | 16 | |
| Complete Leaders | ||
| AL EARNED RUN AVERAGE | ERA | |
Johan Santana | 1. Johan Santana, MIN | 2.61 |
| 2. Curt Schilling, BOS | 3.26 | |
| 3. Jake Westbrook, CLE | 3.38 | |
| 4. Brad Radke, MIN | 3.48 | |
| 5. Tim Hudson, OAK | 3.53 | |
| Complete Leaders | ||
| NL EARNED RUN AVERAGE | ERA | |
Jake Peavy | 1. Jake Peavy, SDG | 2.27 |
| 2. Randy Johnson, ARI | 2.60 | |
| 3. Ben Sheets, MIL | 2.70 | |
| 4. Carlos Zambrano, CHC | 2.75 | |
| 5. Roger Clemens, HOU | 2.98 | |
| Complete Leaders | ||
| AL SAVES | SV | |
Mariano Rivera | 1. Mariano Rivera, NYY | 53 |
| 2. Francisco Cordero, TEX | 49 | |
| 3. Joe Nathan, MIN | 44 | |
| 4. Troy Percival, ANA | 33 | |
| 5. Keith Foulke, BOS | 32 | |
| Complete Leaders | ||
| NL SAVES | SV | |
Armando Benitez | 1. Armando Benitez, FLA | 47 |
| 2. Jason Isringhausen, STL | 47 | |
| 3. Eric Gagne, LOS | 45 | |
| 4. John Smoltz, ATL | 44 | |
| 5. Jose Mesa, PIT | 43 | |
| Complete Leaders | ||
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