2008:
Amelia Kibbe - improvement of 5 min. 15 sec.
2009:
Caleb Lecker - improvement of 2 min. 30 sec.
2010:
Eric Grasser - improvement of 3 min. 22 sec.
2011:
Stephanie Loveland - improvement of 4 min. 12 sec.
2012:
Lucas Knight - improvement of 3 min. 12 sec.
2013:
Eugenia Clark - improvement of 1 min. 15 sec.
2014:
Anne Sayre - improvement of 4 min. 3 sec.
2015:
Jill Sidelinger - improvement of 4 min. 30 sec.
2016:
Reagan Hutton - improvement of 6 min. 48 sec.
2017:
Jonathan Cunkelman - improvement of 6 min. 15 sec.
2018:
Steve Aharrah - improvement of 5 min. 4 sec.
2019:
Clay Solada - improvement of 5 min. 29 sec.
2020:
Katie Murphy - improvement of 5 min. 11 sec.
2021:
Gianna Bille - improvement of 4 min. 17 sec.
2022:
Joe Avilez - improvement of 5 min. 33 sec.
2023:
Allison Sayre - improvement of 7 min. 3 sec.