IRONMAN 70.3 Boulder Results | Race Archive & Edition History

Historical Trends

Finisher Count

Number of finishers per year

Median Finish Time

Median finish time per year

Gender Ratio & Average Age

Stacked bar (gender ratio) and line (average age)

Completion Rate

Lower years indicate difficult conditions

Year	Completion Rate	Max temp	Condition
2010	72.7%	28.4°C	-
2011	71.5%	31.9°C	-
2012	71.3%	32.6°C	-
2013	93.1%	30.3°C	-
2014	95%	25.6°C	-
2015	73.2%	26.4°C	-
2016	72.4%	31.4°C	-
2017	73.4%	26.3°C	-
2018	72.4%	32.3°C	-
2019	71.9%	31.9°C	-
2020	-	-	Not held
2021	91.1%	27.8°C	-
2022	87.4%	30.8°C	-
2023	91.5%	20.2°C	-
2024	90.5%	26°C	-
2025	90.6%	29.6°C	-
2026	88.9%	25.3°C	-