List of attendance figures at domestic professional sports leagues

Do student athletes come from more privileged backgrounds? Athletes have higher hometown median household income, many families spend thousands on club sports

The J. League Turns 30: Ups, Downs, and the Road Ahead for Japanese Professional Soccer

Women's Super League crowds up 200 percent - director - ESPN

Where does IPL stand in terms of revenue? Is it in the top ten leagues of the world and at par with NFL, MLB, and NBA? - Quora

The biggest women's football attendances ever

Major sports leagues all make a lot of money, here's how they do it