27 Most Popular Triathlons in Portugal 2026 — by Audience Size

How to read this list

Rank

Position in the Top 27, sorted by audience size from largest to smallest. Updated weekly.

Audience size

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

Country share

Share of the global audience that is active in Portugal. 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 Portugal, 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 Portugal. 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	IIronman 70.3	86k	1.3%	41.9	36.5%	Triathlon
2	WWorld Triathlon	13k	2.3%	41.3	50.5%	Triathlon
3	EEscape from Alcatraz (triathlon)	12k	1.4%	42.3	47.0%	Triathlon
4	IInternational Triathlon Union	11k	9.2%	43.0	47.7%	Triathlon
5	MMark Allen (triathlete)	5.3k	0.8%	38.6	61.5%	Triathlon
6	UUSA Triathlon	5k	1.2%	45.7	38.8%	Triathlon
7	CCraig (CROWIE) Alexander	5k	0.4%	42.6	43.7%	Triathlon
8	IIronman World Championship	3.9k	0.1%	39.8	43.4%	Triathlon
9	IIronman Triathlon	2.2k	0.3%	41.4	37.7%	Triathlon
10	JJan Frodeno	1.1k	0.5%	33.1	30.0%	Triathlon
11	CChallenge Roth	1.1k	0.2%	37.1	40.8%	Triathlon
12	SSupertri	768	1.7%	41.7	37.1%	Triathlon
13	XXTERRA Triathlon	739	0.4%	43.0	45.2%	Triathlon
14	IIronman Sweden	605	0.7%	45.6	43.1%	Triathlon
15	AAlistair Brownlee	511	0.5%	48.1	39.3%	Triathlon
16	IIRONMAN Austria	437	0.4%	30.8	63.5%	Triathlon
17	IIronman Germany	192	0.1%	46.9	29.3%	Triathlon
18	DDave Scott (triathlete)	178	0.2%	32.1	32.1%	Triathlon
19	IIronman Heavymetalweight Championship	159	0.0%	47.1	81.5%	Triathlon
20	BBritish Triathlon Federation	136	0.6%	46.9	34.2%	Triathlon
21	LLondon Triathlon	131	0.1%	44.8	30.1%	Triathlon
22	CChris McCormack (triathlete)	100	0.2%	31.9	32.4%	Triathlon
23	SSarah Haskins (triathlete)	94	0.2%	32.2	33.2%	Triathlon
24	TTimothy O'Donnell (triathlete)	91	0.2%	31.8	33.3%	Triathlon
25	IITU Long Distance Triathlon World Championships	34	0.2%	43.3	27.3%	Triathlon

Want the full picture for any of these audiences?

Open any profile to see psychographics, top regions, peer affinities and demographic splits — all derived from the same anonymized signals.

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Frequently asked questions

How is this list of the most popular triathlons compiled?

Rascasse aggregates anonymized search-behavior signals across Portugal 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 Portugal?

Ironman 70.3 currently leads with an estimated audience of 86k people in Portugal.

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