For marketing, sponsorship & live-entertainment teams
Every entity in this table has a full profile.
Age brackets, gender split, regional distribution down to postal code where available, and the brands this audience overindexes on — per country, for c. 300,000 brands, teams, artists and media properties across 200+ countries. Open in the browser, no login.
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How to read this list
Rank
Position in the Top 21, sorted by audience size from largest to smallest. Updated quarterly.
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 | CChi Omega | 750k | 95.1% | 41.3 | 67.9% | Fraternity |
| 2 | AAlpha Phi Alpha | 706k | 97.9% | 38.2 | 59.1% | Fraternity |
| 3 | KKappa Alpha Theta | 549k | 97.4% | 31.7 | 58.1% | Fraternity |
| 4 | SSigma Chi | 479k | 78.7% | 30.1 | 41.2% | Fraternity |
| 5 | AAlpha Chi Omega | 426k | 96.7% | 31.5 | 55.9% | Fraternity |
| 6 | ZZeta Tau Alpha | 420k | 65.4% | 31.2 | 53.9% | Fraternity |
| 7 | AAlpha Omicron Pi | 403k | 95.6% | 30.9 | 54.8% | Fraternity |
| 8 | KKappa Alpha Psi | 400k | 97.5% | 40.1 | 60.0% | Fraternity |
| 9 | PPi Beta Phi | 372k | 91.2% | 30.3 | 55.4% | Fraternity |
| 10 | KKappa Sigma | 365k | 84.2% | 31.2 | 37.3% | Fraternity |
| 11 | AAlpha Xi Delta | 330k | 95.8% | 30.2 | 50.2% | Fraternity |
| 12 | TTau Beta Sigma | 302k | 3.9% | 35.3 | 55.0% | Fraternity |
| 13 | AAlpha Gamma Delta | 286k | 39.8% | 30.6 | 48.6% | Fraternity |
| 14 | TTau Kappa Epsilon | 278k | 43.5% | 29.4 | 34.5% | Fraternity |
| 15 | IIota Phi Theta | 264k | 100.0% | 38.4 | 63.0% | Fraternity |
| 16 | SSigma Nu | 233k | 89.9% | 31.0 | 33.1% | Fraternity |
| 17 | LLambda Chi Alpha | 194k | 90.7% | 31.6 | 35.3% | Fraternity |
| 18 | SSigma Alpha Iota | 100k | 98.7% | 32.8 | 61.0% | Fraternity |
| 19 | TTau Beta Pi | 73k | 42.4% | 34.4 | 54.9% | Fraternity |
| 20 | DDelta Lambda Phi | 8.8k | 91.9% | — | — | Fraternity |
| 21 | TTau Delta Phi | 5.7k | 61.1% | 29.2 | 31.9% | Fraternity |
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.
Frequently asked questions
How is this list of the most popular fraternities compiled?
Rascasse aggregates anonymized search-behavior signals across United States and ranks each fraternity by its estimated audience size. Only entries with at least 5 measured entities are listed.
How often is the list updated?
The ranking is updated quarterly from the latest search-behavior data and re-published as a static page.
What is the largest fraternity in United States?
Chi Omega currently leads with an estimated audience of 750k people in United States.