Race number assignment policy is as follows.
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Top 10 numbers are awarded to top ten finishers in previous years race.
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All John Clancey overall race winners, women's and men's are assigned a number for life. The number is reserved for their use only.
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The assigned number will not be used, if the person assigned the number does not appear or is a top 10 finisher from the previous year's race
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These number assignments are only for the John Clancey Race
The race number assignments for the 2016 John Clancey Race as of July 11, 2016 are as follows.
| Number | Name | Confirmed for Race |
| 1 | Kosuke Amano | No |
| 2 | Jon Hill | No |
| 3 | Genny Caruso | No |
| 4 | Dean Sprague | No |
| 5 | Kevin Fayad | Yes |
| 6 | Greg Zackowski | No |
| 7 | Andy Thacher | No |
| 8 | Kahueh Atef | No |
| 9 | Greg Sewell | No |
| 10 | Roger Leszcynski | Yes |
| Following numbers assigned to former race winners forever | ||
| 11 | Dan Rock 1977 Winner, Pain, Tugs | No |
| 12 | Eli Cash 2002 Winner, Pain, Tugs | No |
| 13 | John Clancey - Katie Clancey - Pat Clancey | No |
| 14 | Jennifer Cash 2002 Winner | No |
| 15 | Erin Merz 2008, 2010 Winner | No |
| 16 | Scott Brookens 2004 Winner | Yes |
| 17 | Jim Vance 2007, 2008 Winner | No |
| 18 | Wally Buckingham 1982, 1983 Winner, Pain, Tugs | No |
| 19 | Wayne Buckingham, Pain, Tugs | No |
| 20 | Dean "Deano" Spraque 2005, 2006 Winner | No |
| 21 | Rachel Wills - 2009, 2011 Winner | No |
| 22 | Laura Kephart - 2007 Winner | No |
| 23 | Dave Pain - race namesake | No |
| 24 | Brad Golden - 2009, 2010 Winner | No |
| 25 | Chris Vargas - 2011 Winner | No |
| 26 | Russell Avery - 2012 Winner | No |
| 27 | Erin Farelly - 2012 Winner | No |
| 28 | Kosuke Amano - 2013 Winner - Will go as #1 | No |
| 29 | Mallory Watson - 2013 Winner | No |
| 30 | Genny Caruso - 2014 Winner - Will go as #3 | No |
| 31 | Donna Gookin | Yes |
| 32 | Karla Vega | Yes |
| 33 | Mike Lyle | Yes |
| 34 | Mykyl | Yes |
| 35 | Bob Babbit | Yes |
| 36 | Jason Baker | Yes |
| 37 | Bill Dusting | Yes |
| 38 | Catherine Lazarz | Yes |
| 39 | Marianne Zappella | Yes |
| 40 | Jennifer Potter | Yes |
| 41 | Bessie Leszcynski | Yes |
| 42 | Jodi Abelow | Yes |
| 43 | John Healy | Yes |
| 44 | Vanessa Homyak | Yes |
| 45 | Jennifer Huffman | Yes |
| 46 | Mark Kenny | Yes |
| 47 | Dawn Prebula | Yes |
| 48 | Doug Fremantling | Yes |
| 49 | Lois Yu | Yes |
| 50 | Dave Ousley | Yes |
| 51 | Steve Nauman | Yes |
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