| 1904 PCL End of Season Individual Pitching Leaders | ||||||||||
| # | Pos | Name | Team | W | # | Pos | Name | Team | SV | |
| 1 | P | Rucker, Christopher | Vernon Tigers | 25 | 1 | P | Thomas, Richard | Seattle Rainiers | 45 | |
| 2 | P | Anderson, Daniel | Portland Beavers | 22 | 2 | P | Edmonds, Bryan | Sacramento Solons | 42 | |
| 3 | P | Ashley, Ellsworth | San Diego Padres | 21 | 3 | P | Salazar, Stuart | Denver Bears | 42 | |
| 4 | P | Rose, William | Denver Bears | 21 | 4 | P | Morgan, James | Salt Lake City Bees | 41 | |
| 5 | P | Callahan, Patrick | Portland Beavers | 20 | 5 | P | Howard, Noel | Portland Beavers | 38 | |
| 6 | P | Cassidy, Juan | Arkansas Travelers | 19 | 6 | P | Cross, Donald | Eugene Emeralds | 35 | |
| 7 | P | McLendon, Keith | Denver Bears | 19 | 7 | P | Rose, Jeffery | Phoenix Firebirds | 35 | |
| 8 | P | Walsh, Thomas | Sacramento Solons | 19 | 8 | P | Foster, John | Oakland Oaks | 34 | |
| tie | 9 | P | Taggart, Randell | Vernon Tigers | 32 | |||||
| tie | ||||||||||
| # | Pos | Name | Team | SO | # | Pos | Name | Team | IP | |
| 1 | P | Curtin, Barry | Seattle Rainiers | 269 | 1 | P | Rucker, Christopher | Vernon Tigers | 286.2 | |
| 2 | P | Burgos, Michael | Phoenix Firebirds | 264 | 2 | P | Cromartie, Frank | Spokane Indians | 269.2 | |
| 3 | P | Ashley, Ellsworth | San Diego Padres | 244 | 3 | P | Ashley, Ellsworth | San Diego Padres | 259.2 | |
| 4 | P | Robinson, Ricky | San Diego Padres | 234 | 4 | P | Walsh, Thomas | Sacramento Solons | 256.1 | |
| 5 | P | Anderson, Daniel | Portland Beavers | 228 | 5 | P | Cassidy, Juan | Arkansas Travelers | 253.2 | |
| 6 | P | Cassidy, Juan | Arkansas Travelers | 223 | 6 | P | Shaw, Christopher | Tulsa Oilers | 249.0 | |
| 7 | P | Sweet, Jeffrey | Oakland Oaks | 220 | 7 | P | Curtin, Barry | Seattle Rainiers | 238.1 | |
| 8 | P | Hinds, Benjamin | Sacramento Solons | 217 | 8 | P | Hinds, Benjamin | Sacramento Solons | 234.2 | |
| 9 | P | Lopez, David | L A Angels | 216 | 9 | P | Scott, Jose | Tacoma Wanderers | 234.1 | |
| 10 | P | Walsh, Thomas | Sacramento Solons | 216 | 10 | P | Anderson, Daniel | Portland Beavers | 232.1 | |
| # | Pos | Name | Team | CG | # | Pos | Name | Team | ShO | |
| 1 | P | Cromartie, Frank | Spokane Indians | 23 | 1 | P | Ashley, Ellsworth | San Diego Padres | 6 | |
| 2 | P | Uribe, Jesse | L A Angels | 20 | 2 | P | Cassidy, Juan | Arkansas Travelers | 4 | |
| 3 | P | Ashley, Ellsworth | San Diego Padres | 17 | 3 | P | Curtin, Barry | Seattle Rainiers | 4 | |
| 4 | P | Shaw, Christopher | Tulsa Oilers | 15 | 4 | P | Rucker, Christopher | Vernon Tigers | 4 | |
| 5 | P | Walsh, Thomas | Sacramento Solons | 15 | 5 | P | Shaw, Christopher | Tulsa Oilers | 4 | |
| 6 | P | Rucker, Christopher | Vernon Tigers | 14 | 6 | P | Uribe, Jesse | L A Angels | 4 | |
| 7 | P | Hester, Walter | Oklahoma City 89ers | 13 | 7 | P | Crawford, Walter | L A Angels | 3 | |
| 8 | P | Hinds, Benjamin | Sacramento Solons | 13 | 8 | P | Cromartie, Frank | Spokane Indians | 3 | |
| 9 | P | Scott, Jose | Tacoma Wanderers | 13 | 9 | P | Hinds, Benjamin | Sacramento Solons | 3 | |
| tie | 10 | P | Scott, Jose | Tacoma Wanderers | 3 | |||||
| # | Pos | Name | Team | ERA | # | Pos | Name | Team | ERA | |
| 1 | SP | Taylor, Patrick | Phoenix Firebirds | 1.71 | 1 | RP | Foster, John | Oakland Oaks | 1.82 | |
| 2 | SP | Douglas, Jimmie | Fresno Grizzlies | 1.75 | 2 | RP | Thomas, Richard | Seattle Rainiers | 2.10 | |
| 3 | SP | Johansson, Steve | Vernon Tigers | 2.05 | 3 | RP | Gonzalez, Scott | Vancouver Mounties | 2.24 | |
| 4 | SP | Burgos, Michael | Phoenix Firebirds | 2.10 | 4 | RP | Davis, Peter | San Diego Padres | 2.30 | |
| 5 | SP | Cabrera, James | Hollywood Stars | 2.13 | 5 | RP | Escobar, Claud | Albuquerque Dukes | 2.38 | |
| 6 | SP | Sutton, Craig | Spokane Indians | 2.15 | 6 | RP | Beale, Carlos | Hawaii Islanders | 2.59 | |
| 7 | SP | Johansson, Steve | Tulsa Oilers | 2.17 | 7 | RP | Shields, Robert | Tucson Toros | 2.62 | |
| 8 | SP | Anderson, Daniel | Portland Beavers | 2.17 | 8 | RP | Edmonds, Bryan | Sacramento Solons | 2.64 | |
| 9 | SP | Ashley, Ellsworth | San Diego Padres | 2.18 | 9 | RP | Smith, James | Portland Beavers | 2.67 | |
| 10 | SP | Callahan, Patrick | Portland Beavers | 2.25 | 10 | RP | Reeve, David | Seattle Rainiers | 2.72 | |
| # | Pos | Name | Team | WHIP | # | Pos | Name | Team | WHIP | |
| 1 | SP | Taylor, Patrick | Phoenix Firebirds | 0.86 | 1 | P | Edmonds, Bryan | Sacramento Solons | 0.97 | |
| 2 | SP | Burgos, Michael | Phoenix Firebirds | 0.96 | 2 | P | Gonzalez, Scott | Vancouver Mounties | 1.04 | |
| 3 | SP | Ashley, Ellsworth | San Diego Padres | 1.01 | 3 | P | Reeve, David | Seattle Rainiers | 1.09 | |
| 4 | SP | Callahan, Patrick | Portland Beavers | 1.02 | 4 | P | Duncan, Gerald | Arkansas Travelers | 1.17 | |
| 5 | SP | Johansson, Steve | Vernon Tigers | 1.04 | 5 | P | Sherwood, Jesse | Oakland Oaks | 1.17 | |
| 6 | SP | Johansson, Steve | Tulsa Oilers | 1.04 | 6 | P | Davis, Peter | San Diego Padres | 1.17 | |
| 7 | SP | Robinson, Ricky | San Diego Padres | 1.06 | 7 | P | Malloy, Joseph | Phoenix Firebirds | 1.18 | |
| 8 | SP | Dallas, Kevin | Vernon Tigers | 1.06 | 8 | P | Taggart, Randell | Vernon Tigers | 1.19 | |
| 9 | SP | Anderson, Daniel | Portland Beavers | 1.08 | 9 | P | Moreland, William | Oakland Oaks | 1.19 | |
| 10 | SP | Walsh, Thomas | Sacramento Solons | 1.08 | 10 | P | Foster, John | Oakland Oaks | 1.20 | |
| *minimum 10 starts for starting pitchers | ||||||||||
| *minimum 30 IP for relief pitchers | ||||||||||