The Indiana State Fair is an annual state fair that spans 15 days in August in Indianapolis, Indiana, U.S. The Indiana State Fair debuted in 1852 at Military Park in Indianapolis and is the sixth oldest state fair in the U.S. It is the largest event in the state, drawing between 730,000 and 980,000 visitors annually since 2010. In 2015, readers of USA Today ranked the Indiana State Fair among the ten best state fairs in the country.