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| First Basemen Career Range Leaderboard | |
| * - Indicates Hall of Fame Bold - Indicates active player |
| Rank | Player | Range | IP | Years | Single Season Leaderboard |
| 1. | Dan Staub | 11.91 | 6306.0 | 2009-2015 | |
| 2. | Aaron Ontireros | 11.61 | 6693.7 | 2024-2029 | |
| 3. | Winston Pearl | 11.51 | 8142.0 | 2016-2027 | |
| 4. | Gerardo Mauro | 11.46 | 6566.0 | 2004-2014 | |
| 5. | Sabino Mocasque | 11.42 | 7725.7 | 2021-2029 | |
| 6. | Robert Killian | 11.30 | 11553.6 | 2018-2029 | |
| 7. | Pedro Peņa | 11.30 | 9250.3 | 2009-2022 | |
| 8. | Jerry Rivers | 11.28 | 16072.6 | 2015-2029 | |
| 9. | Albert Ortega | 11.24 | 10877.3 | 2000-2009 | |
| 10. | Cassius Money | 11.21 | 9276.6 | 2010-2022 | |
| 11. | Howard Lovecraft | 11.15 | 16563.3 | 2008-2022 | |
| 12. | Jose Rojas | 11.10 | 11471.0 | 2008-2020 | |
| 13. | Ernie Lester | 11.09 | 10976.6 | 2020-2029 | |
| 14. | Carl Wesolowski | 11.05 | 7621.6 | 2005-2020 | |
| 15. | Jason Wallin | 11.05 | 15345.9 | 2007-2021 | |
| 16. | Aragorn King * | 11.02 | 17490.0 | 2003-2016 | |
| 17. | Bick Horizon | 11.00 | 10440.0 | 2006-2018 | |
| 18. | William McCroskey | 10.95 | 6145.3 | 2016-2025 | |
| 19. | James Schlemmer | 10.91 | 9184.0 | 2018-2027 | |
| 20. | Jarvis Holeman | 10.85 | 15612.3 | 2007-2020 | |
| 21. | John Gleaves | 10.81 | 22015.6 | 2009-2027 | |
| 22. | James Persons | 10.76 | 6572.3 | 2000-2006 | |
| 23. | Mike King | 10.73 | 11903.6 | 2013-2027 | |
| 24. | Kyle Englert | 10.72 | 7372.0 | 2006-2019 | |
| 25. | Denver Robinson | 10.72 | 7938.0 | 2015-2026 | |
| 26. | Jamil Goods | 10.70 | 6356.6 | 2007-2017 | |
| 27. | Ben Perez | 10.64 | 6367.3 | 2000-2009 | |
| 28. | Cole Watterson | 10.58 | 10011.6 | 2020-2029 | |
| 29. | Antonio Herrera | 10.51 | 16954.6 | 2000-2012 | |
| 30. | Leon Brouwer | 10.50 | 7987.6 | 2004-2015 | |
| 31. | David Dawes | 10.50 | 6586.3 | 2018-2029 | |
| 32. | Fred Bell | 10.46 | 6081.6 | 2002-2010 | |
| 33. | Paul Sidgwick | 10.46 | 12839.3 | 2020-2029 | |
| 34. | Nobukazu Takemura | 10.46 | 21219.3 | 2003-2020 | |
| 35. | Val Echols | 10.45 | 11677.9 | 2005-2016 | |
| 36. | Jacks Nito | 10.45 | 14181.3 | 2011-2024 | |
| 37. | Steve McLaughlin | 10.43 | 18131.0 | 2006-2022 | |
| 38. | Luis Rodriguez | 10.38 | 6866.0 | 2018-2029 | |
| 39. | Austin Legend | 10.37 | 6024.3 | 2024-2029 | |
| 40. | Antonio Diego | 10.36 | 7269.0 | 2021-2029 | |
| 41. | Johnny Carmona | 10.35 | 7250.3 | 2003-2015 | |
| 42. | Hank Carruthers | 10.35 | 10884.7 | 2020-2029 | |
| 43. | Curtis Kulp | 10.34 | 6672.3 | 2014-2027 | |
| 44. | James Roselli | 10.33 | 8860.3 | 2000-2009 | |
| 45. | Hal Rehm | 10.29 | 21824.0 | 2005-2022 | |
| 46. | Ed Abrams | 10.29 | 16631.3 | 2017-2029 | |
| 47. | Charles Vanwormer | 10.26 | 8031.0 | 2003-2016 | |
| 48. | Richard Willie | 10.21 | 13700.0 | 2000-2011 | |
| 49. | David Freels | 10.20 | 6675.3 | 2005-2016 | |
| 50. | Jacinto Leon | 10.18 | 6760.6 | 2000-2010 | |
| 51. | John Ransom | 10.08 | 9973.0 | 2014-2023 | |
| 52. | Tyler Utah | 10.07 | 6404.0 | 2000-2004 | |
| 53. | Hugo Grimm | 10.01 | 8027.3 | 2000-2008 | |
| 54. | Mohammed Cardenas | 10.01 | 7250.0 | 2000-2007 | |
| 55. | Chet Rinehart | 9.99 | 8522.0 | 2004-2016 | |
| 56. | Sidney Sedgwick | 9.97 | 9497.6 | 2000-2010 | |
| 57. | Walter Vega | 9.84 | 8042.6 | 2005-2015 | |
| 58. | Felix Atkinson | 9.83 | 6830.7 | 2000-2005 | |
| 59. | Ron Brenton | 9.82 | 14645.0 | 2000-2011 | |
| 60. | Ray Festa | 9.81 | 14965.0 | 2001-2016 | |
| 61. | Donald Birnbaum | 9.75 | 14161.6 | 2000-2012 | |
| 62. | Donnie Loftin | 9.63 | 9509.6 | 2018-2029 | |
| 63. | Renaldo Loera | 9.44 | 11999.7 | 2000-2009 | |
| 64. | Jimmie Davis * | 8.89 | 7522.0 | 2000-2006 |
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