Triathlon participation in the U.S. 2025| ��ƽ��

Number of participants in triathlons in the United States from 2010 to 2025 (in millions)

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Release date

February 2026

More information

Region

United States

Survey time period

2010 to 2025

Number of respondents

18,000 respondents

Age group

6 years and older

Special properties

including people who participated in the activity at least once in each given year

Method of interview

Online survey

Supplementary notes

A weighting technique was used to balance the data to reflect the total U.S. population ages six and above.

A participant is defined as an individual who took part in the activity at least once in the given year.

Number of survey participants from 2018 onwards: 20,069 (2018) / 18,000 (2019) / 18,000 (2020) / 18,000 (2021) / 18,000 (2022) / 18,000 (2023) / 18,000 (2024) / 18,000 (2025).

Figures for earlier years were not provided by the source.

Figures prior to 2020 were taken from previous surveys.

Citation formats

In 2025, over *** million people participated in triathlons in the United States. Traditional forms of triathlon was the most popular among participants, with roughly *** million people taking part that year.

Different styles of the sport

Enthusiasts of this sport can either take part in a conventional triathlon or an off-road triathlon. The conventional triathlon includes swimming, running, and cycling over various distances. Off-road triathlons differ from traditional forms in that the sites for running and cycling are generally unpaved and mountainous. In the United States, the conventional triathlon is, perhaps unsurprisingly, the more participated-in style of the sport.

Running and walking in the United States

Before completing a triathlon, individuals can practice for one aspect of the event with regular exercise in the form of running or walking. Since 2017, the number of people walking for fitness in the United States has been climbing, reaching million walkers in 2025. The number of running and jogging participants in the U.S. was **** million that year.