A 4.25-mile Y-course that goes out-and-back on the Fowler Trail before doing the same on the Eldorado Trail.

Name Date and Time
2023 Rattlesnake Ramble (Full Course) Saturday, September 16, 2023 7:47AM (MDT) 147 entrants
2021 Rattlesnake Ramble (Full Course) Saturday, September 11, 2021 7:47AM (MDT) 99 entrants
2019 Rattlesnake Ramble (Full Course) Saturday, September 14, 2019 7:45AM (MDT) 109 entrants
2017 Rattlesnake Ramble (Full Course) Saturday, September 9, 2017 8:00AM (MDT) 86 entrants
2015 Rattlesnake Ramble (Full Course) Saturday, September 12, 2015 8:00AM (MDT) 93 entrants
2013 Rattlesnake Ramble (Full Course) Saturday, November 9, 2013 8:00AM (MST) 87 entrants
2011 Rattlesnake Ramble (Full Course) Saturday, September 17, 2011 8:00AM (MDT) 74 entrants
2009 Rattlesnake Ramble (Full Course) Sunday, September 13, 2009 8:00AM (MDT) 63 entrants
2007 Rattlesnake Ramble (Full Course) Saturday, September 15, 2007 8:00AM (MDT) 63 entrants
2005 Rattlesnake Ramble (Full Course) Saturday, September 17, 2005 8:00AM (MDT) 35 entrants