Popularity ranking · United States

The 100 biggest MLB fan bases in United States

This curated ranking covers the 100 largest mlb teams in United States, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. Out of 980 mlb teams tracked in United States, the 100 ranked here account for the largest measured audience reach. New York Yankees, Detroit Tigers and Chicago Cubs lead the list with a combined estimated audience of 74M people. Across all 100 entries the average audience size is 4.7M, and the largest, New York Yankees, reaches around 27M people in United States. Audience size is the estimated number of unique people in United States who actively engage with each mlb team, derived from search demand signals. Rankings reflect search-behavior signals collected across United States and are refreshed weekly.

Last updated:

How to read this list

Rank

Position in the Top 100, 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 Avg age Female share Subtype
1 New York Yankees 27M 34.6 40.2% Baseball
2 Detroit Tigers 26M 41.1 38.2% Baseball
3 Chicago Cubs 21M 36.5 38.2% Baseball
4 Los Angeles Dodgers 19M 31.5 42.2% Baseball
5 Atlanta Braves 17M 37.3 32.4% Baseball
6 Seattle Mariners 17M 37.5 37.4% Baseball
7 St. Louis Cardinals 16M 37.9 38.3% Baseball
8 Milwaukee Brewers 16M 39.3 38.0% Baseball
9 Boston Red Sox 15M 36.9 34.5% Baseball
10 Houston Astros 13M 35.6 36.8% Baseball
11 Cincinnati Reds 13M 41.7 40.1% Baseball
12 Cleveland Guardians 12M 37.8 35.2% Baseball
13 Texas Rangers (baseball) 12M 38.5 36.4% Baseball
14 Pittsburgh Pirates 10M 40.7 34.6% Baseball
15 New York Mets 10M 33.2 35.8% Baseball
16 Minnesota Twins 10M 39.3 44.4% Baseball
17 Toronto Blue Jays 9.2M 40.3 33.3% Baseball
18 Philadelphia Phillies 8.5M 37.6 34.9% Baseball
19 San Francisco Giants 7.8M 37.3 36.4% Baseball
20 Baltimore Orioles 7.1M 38.6 35.6% Baseball
21 San Diego Padres 6.7M 37.1 36.7% Baseball
22 Chicago White Sox 6.3M 39.8 31.6% Baseball
23 Cal Raleigh 6.1M 36.7 39.0% Baseball
24 Tampa Bay Rays 5.8M 36.5 33.3% Baseball
25 Kansas City Royals 5.6M 38.4 35.4% Baseball

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.

Explore the full directory →

Frequently asked questions

How is this list of the most popular mlb teams compiled?

Rascasse aggregates anonymized search-behavior signals across United States and ranks each mlb team 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 mlb team in United States?

New York Yankees currently leads with an estimated audience of 27M people in United States.

Other top lists in United States