Purdue University is a public land-grant research university in West Lafayette, Indiana, and the flagship campus of the Purdue University system. The university was founded in 1869 after Lafayette businessman John Purdue donated land and money to establish a college of science, technology, and agriculture; the first classes were held on September 16, 1874.

West Lafayette is a city in Tippecanoe County, Indiana, United States, approximately 65 miles (105 km) northwest of the state capital of Indianapolis and 113 miles (182 km) southeast of Chicago. West Lafayette is directly across the Wabash River from its sister city, Lafayette. As of the 2020 census, its population was 44,595. Home to Purdue University, it is a college town and the most densely populated city in Indiana.