Top 45 Triathlons in United States

How to read this list

Rank

Position in the Top 45, sorted by audience size from largest to smallest. Updated weekly.

Audience size

Estimated number of unique people in United States who actively engage with this audience, derived from anonymized search-behavior signals.

Country share

Share of the global audience that is active in United States. A higher value means the audience is more locally concentrated here.

Avg age

Average age in years across the people who engage with this audience in United States, derived from anonymized search-behavior signals. A dash means demographic data is not yet available.

Female share

Share of women among the people who engage with this audience in United States. 50% is gender-balanced; values above mean female-skewed, below mean male-skewed.

Ranking

Rank	Audience	Audience size	Country share	Avg age	Female share	Subtype
1	Ironman 70.3	2.2M	35.9%	35.5	42.0%	Triathlon
2	Craig (CROWIE) Alexander	911k	63.2%	38.5	38.6%	Triathlon
3	XTERRA Triathlon	320k	62.0%	41.1	37.4%	Triathlon
4	Escape from Alcatraz (triathlon)	212k	25.6%	38.1	45.5%	Triathlon
5	Challenge Roth	147k	29.9%	34.4	39.0%	Triathlon
6	USA Triathlon	133k	31.2%	39.9	43.9%	Triathlon
7	Ironman Heavymetalweight Championship	102k	13.7%	43.8	79.1%	Triathlon
8	Dave Scott (triathlete)	92k	63.1%	37.7	53.6%	Triathlon
9	Ironman World Championship	72k	3.6%	35.5	46.8%	Triathlon
10	Mark Allen (triathlete)	71k	15.1%	38.2	47.2%	Triathlon
11	Ironman Triathlon	50k	5.8%	36.0	40.5%	Triathlon
12	Nancy Álvarez (triathlete)	41k	93.2%	48.5	100.0%	Triathlon
13	IRONMAN Austria	35k	34.5%	26.5	59.9%	Triathlon
14	Jan Frodeno	28k	12.1%	38.6	35.3%	Triathlon
15	Gwen Jorgensen	24k	80.6%	36.9	36.0%	Triathlon
16	Chris McCormack (triathlete)	23k	38.3%	37.3	55.3%	Triathlon
17	Timothy O'Donnell (triathlete)	22k	53.0%	38.0	61.7%	Triathlon
18	Sarah Haskins (triathlete)	22k	64.7%	37.9	58.7%	Triathlon
19	Alistair Brownlee	14k	13.1%	41.2	57.2%	Triathlon
20	World Triathlon	12k	2.1%	35.7	53.2%	Triathlon
21	Andy Potts	11k	87.7%	33.7	43.0%	Triathlon
22	International Triathlon Union	11k	9.0%	38.8	46.9%	Triathlon
23	Ironman Sweden	8k	9.4%	44.3	39.2%	Triathlon
24	Jonathan Brownlee	7.8k	69.8%	—	—	Triathlon
25	Supertri	5.8k	12.1%	35.5	41.9%	Triathlon

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Frequently asked questions

How is this Top 45 list compiled?

Rascasse aggregates anonymized search-behavior signals across United States and ranks each triathlon by its estimated audience size. Only entries with at least 5 measured entities are listed.

How often is the list updated?

The ranking is refreshed weekly from the latest search-behavior data and re-published as a static page.

What is the largest triathlon in United States?

Ironman 70.3 currently leads with an estimated audience of 2.2M people in United States.

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