Located on approximately 1,200 acres, the multi-use complex is the largest sports facility in New England and features a 1.058-mile oval speedway with a seating capacity of 76,000, a 1.6-mile road course and a 0.25-mile flat track.

The speedway hosts the only NASCAR Cup Series and NASCAR Xfinity Series events held in the six-state New England region. In addition to the major NASCAR races, the track hosts several regional professional racing series, including the NASCAR K&N Pro Series East, the NASCAR Whelen Modified Tour and NASCAR Pinty’s Series (from Canada).

It also features monthly race weekends with the Loudon Road Race Series and U.S. Legend Cars International legends and bandolero divisions. Amateur series events include the Sports Car Club of America, U.S. Classic Racing Association and the World Karting Association. Racing schools are conducted throughout the year by the Rusty Wallace Racing Experience, NASCAR Racing Experience and Penguin Roadracing School (motorcycles), among others.