L&N Federal Credit Union Stadium, also known as L&N Stadium and formerly known as Cardinal Stadium and Papa John's Cardinal Stadium, is a football stadium located in Louisville, Kentucky, United States, on the southern end of the campus of the University of Louisville. Debuting in 1998, it serves as the home of the Louisville Cardinals football program. The official seating capacity in the quasi-horseshoe-shaped facility was 42,000 through the 2008 season. An expansion project that started after the 2008 season was completed in time for the 2010 season has brought the official capacity to 55,000. An additional expansion project aiming to close the open end of the horseshoe to add 6,000 additional seats was announced on August 28, 2015, and was completed in 2019.

The University of Louisville (UofL) is a public research university in Louisville, Kentucky. It is part of the Kentucky state university system. When founded in 1798, it was one of the first city-owned public colleges in the United States and one of the first universities chartered west of the Allegheny Mountains. The university is mandated by the Kentucky General Assembly to be a "Preeminent Metropolitan Research University". It enrolls students from 118 of 120 Kentucky counties, all 50 U.S. states, and 116 countries around the world.