Lexington, consolidated with Fayette County, is the second-largest city in Kentucky and the 61st largest in the United States. Known as the "Horse Capital of the World", it is located in the heart of Kentucky's Bluegrass region. In the 2014 U.S. Census Estimate, the city's population was 310,797, anchoring a metropolitan area of 489,435 people and a combined statistical area of 708,677 people. Lexington ranks tenth among US cities in college education rate, with 39.5% of residents having at least a bachelor's degree. It is the location of the Kentucky Horse Park, The Red Mile and Keeneland race courses, Rupp Arena, the world's largest basketball-specific arena, Transylvania University, the University of Kentucky and Bluegrass Community & Technical College.