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| First Basemen Career Innings Played Leaderboard | |
| * - Indicates Hall of Fame Bold - Indicates active player |
| Rank | Player | Innings Played | IP | Years | Single Season Leaderboard |
| 1. | Jonathan Blackmer | 4770.6 | 4770.6 | 1952-1955 | |
| 2. | Clifford Morrone | 4719.0 | 4719.0 | 1952-1955 | |
| 3. | Mark Newhouse | 4631.3 | 4631.3 | 1952-1955 | |
| 4. | Rod Madera | 4607.6 | 4607.6 | 1952-1955 | |
| 5. | Sean Hughes | 4529.0 | 4529.0 | 1952-1955 | |
| 6. | August Jones | 4443.0 | 4443.0 | 1952-1955 | |
| 7. | Robert Richard | 4379.7 | 4379.7 | 1952-1955 | |
| 8. | Chester Sales | 4356.0 | 4356.0 | 1952-1955 | |
| 9. | Preston McClain | 4165.6 | 4165.6 | 1952-1955 | |
| 10. | Scott Perrotta | 4151.0 | 4151.0 | 1952-1955 | |
| 11. | Orville Swartz | 4029.3 | 4029.3 | 1952-1955 | |
| 12. | Derrick Frasure | 3989.3 | 3989.3 | 1952-1955 | |
| 13. | Kevin Pazos | 3431.6 | 3431.6 | 1952-1955 | |
| 14. | Bernie Opitz | 3251.7 | 3251.7 | 1952-1955 | |
| 15. | Daniel St. George | 3246.3 | 3246.3 | 1952-1955 | |
| 16. | William Milligan | 2934.0 | 2934.0 | 1952-1955 | |
| 17. | James Defrancisco | 2844.0 | 2844.0 | 1952-1955 | |
| 18. | Cristobal Evangelista | 2806.7 | 2806.7 | 1952-1955 | |
| 19. | Brian Davis | 2778.7 | 2778.7 | 1952-1955 | |
| 20. | Elden Bennett | 2656.0 | 2656.0 | 1952-1955 | |
| 21. | Erubiel Ibaņez | 2297.3 | 2297.3 | 1952-1955 | |
| 22. | Randy McMurtry | 2254.9 | 2254.9 | 1952-1955 | |
| 23. | Arthur Folsom | 2224.7 | 2224.7 | 1953-1955 | |
| 24. | David Metivier | 1682.7 | 1682.7 | 1952-1955 | |
| 25. | Daniel Newburn | 1657.7 | 1657.7 | 1954-1955 | |
| 26. | Maurice Kolar | 1316.3 | 1316.3 | 1952-1955 | |
| 27. | Gary Drake | 1273.7 | 1273.7 | 1952-1955 | |
| 28. | Donald Rogers | 1247.3 | 1247.3 | 1952-1955 | |
| 29. | Anthony Bergh | 1141.7 | 1141.7 | 1952-1954 | |
| 30. | Douglas Bridger | 979.7 | 979.7 | 1952-1954 | |
| 31. | Tony Reyes | 835.3 | 835.3 | 1952-1955 | |
| 32. | Ralph McGough | 665.0 | 665.0 | 1952-1955 | |
| 33. | Tim Grosz | 593.3 | 593.3 | 1953-1954 | |
| 34. | Paul Larrabee | 574.3 | 574.3 | 1952-1955 | |
| 35. | Daniel Rowell | 501.3 | 501.3 | 1953-1955 | |
| 36. | Mark Fleck | 444.0 | 444.0 | 1953-1955 | |
| 37. | Stephen Hiatt | 347.7 | 347.7 | 1952-1954 | |
| 38. | Robert Bradford | 307.0 | 307.0 | 1953-1955 | |
| 39. | Anthony Fujita | 305.0 | 305.0 | 1953-1955 | |
| 40. | Steffen Sowa | 293.0 | 293.0 | 1952-1953 | |
| 41. | Fred Drown | 259.0 | 259.0 | 1953-1955 | |
| 42. | Juan Sapienza | 253.7 | 253.7 | 1952-1955 | |
| 43. | Tommy Lint | 252.0 | 252.0 | 1952-1955 | |
| 44. | John Engel | 233.3 | 233.3 | 1952-1955 | |
| 45. | Bill McGurk | 231.0 | 231.0 | 1952-1953 | |
| 46. | Cristopher Brumit | 223.7 | 223.7 | 1952-1955 | |
| 47. | Rick Quist | 223.0 | 223.0 | 1953-1955 | |
| 48. | Matthew Foulk | 214.6 | 214.6 | 1952-1954 | |
| 49. | Curtis Ronk | 178.7 | 178.7 | 1952-1952 | |
| 50. | Garrett Wood | 163.3 | 163.3 | 1954-1955 | |
| 51. | Derick Johnson | 158.0 | 158.0 | 1954-1955 | |
| 52. | Kirk Davidson | 153.0 | 153.0 | 1953-1955 | |
| 53. | Percy Kuehl | 152.7 | 152.7 | 1952-1952 | |
| 54. | Castor Paradiso | 152.3 | 152.3 | 1953-1955 | |
| 55. | Daniel Fasano | 147.7 | 147.7 | 1955-1955 | |
| 56. | Edwin Carter | 142.0 | 142.0 | 1953-1953 | |
| 57. | Steven Harper | 139.7 | 139.7 | 1953-1954 | |
| 58. | Robert Nicol | 134.0 | 134.0 | 1955-1955 | |
| 59. | Marvin Mosier | 125.0 | 125.0 | 1952-1952 | |
| 60. | Tony Arroyo | 121.0 | 121.0 | 1953-1953 | |
| 61. | Paul Ater | 116.0 | 116.0 | 1952-1952 | |
| 62. | Jacques Estill | 111.3 | 111.3 | 1952-1952 | |
| 63. | Michael Mitchell | 107.0 | 107.0 | 1952-1955 | |
| 64. | Marvin Schull | 103.7 | 103.7 | 1954-1954 | |
| 65. | Cory Ashburn | 99.3 | 99.3 | 1955-1955 | |
| 66. | Bill Sisson | 90.0 | 90.0 | 1952-1952 | |
| 67. | Tuan Kluge | 83.0 | 83.0 | 1954-1954 | |
| 68. | Cristian Otero | 76.0 | 76.0 | 1955-1955 | |
| 69. | Gregory Hanna | 75.0 | 75.0 | 1953-1953 | |
| 70. | Robert Aman | 70.0 | 70.0 | 1952-1954 | |
| 71. | Michael Doane | 67.7 | 67.7 | 1955-1955 | |
| 72. | Gregory Gaudette | 62.3 | 62.3 | 1954-1954 | |
| 73. | Wilson Hernandez | 61.0 | 61.0 | 1955-1955 | |
| 74. | Mark Courtemanche | 44.3 | 44.3 | 1955-1955 | |
| 75. | David Burner | 42.0 | 42.0 | 1953-1953 | |
| 76. | Valentin Lowe | 39.0 | 39.0 | 1955-1955 | |
| 77. | Ralph Brogan | 25.0 | 25.0 | 1954-1955 | |
| James Smail | 25.0 | 25.0 | 1953-1953 | ||
| 79. | Loren Scriven | 23.0 | 23.0 | 1955-1955 | |
| 80. | Jack Wyatt | 21.0 | 21.0 | 1955-1955 | |
| Leopoldo Llerena | 21.0 | 21.0 | 1952-1952 | ||
| 82. | Kenneth Caulder | 19.0 | 19.0 | 1953-1953 | |
| 83. | Clayton Colquitt | 15.3 | 15.3 | 1953-1953 | |
| 84. | Donald Pan | 15.0 | 15.0 | 1955-1955 | |
| Clemente Moya | 15.0 | 15.0 | 1953-1953 | ||
| 86. | Eldridge Lane | 10.0 | 10.0 | 1953-1954 | |
| 87. | Christopher Carreno | 9.0 | 9.0 | 1955-1955 | |
| Bradley Nelson | 9.0 | 9.0 | 1953-1954 | ||
| Keith Meidinger | 9.0 | 9.0 | 1953-1953 | ||
| Richard Ferro | 9.0 | 9.0 | 1953-1953 | ||
| Louis Shouse | 9.0 | 9.0 | 1952-1952 | ||
| 92. | Shaun Whipple | 8.0 | 8.0 | 1955-1955 | |
| Pete Rohrbaugh | 8.0 | 8.0 | 1955-1955 | ||
| Daniel Staudt | 8.0 | 8.0 | 1953-1953 | ||
| Paul Millman | 8.0 | 8.0 | 1953-1953 | ||
| Bill Liu | 8.0 | 8.0 | 1952-1952 | ||
| 97. | Freddy Botella | 7.0 | 7.0 | 1955-1955 | |
| William Sanderlin | 7.0 | 7.0 | 1952-1952 | ||
| 99. | Peter Elizalde | 6.7 | 6.7 | 1954-1954 | |
| 100. | James Crumble | 6.0 | 6.0 | 1955-1955 |
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