See who dominates Nielsen's list of top college basketball fan bases

The Kentucky Wildcats and Louisville Cardinals have one of the fiercest rivalries in college sports, and new data shows that the Battle of the Bluegrass also features the two most devoted college basketball fan bases. Lexington, Kentucky ranked as the No. 1 market in the country for men's and women's basketball programs, according to the "Nielsen Scarborough Fandom Index" released on Tuesday, Nov. 3 by media audience research firm Nielsen. The index was created by analyzing data across seven metrics: apparel purchases, event attendance, streaming, social media following, TV viewership, radio listening, and overall interest level. On Nielsen's list of the top 20 college hoops markets in America, Lexington's index score of 289 took the top spot, followed by Louisville's score of 277. Nielsen noted in its news release that both Kentucky markets dominated in every metric. See the rest of the top 20.
1. Lexington (Kentucky Wildcats): 289