A state fair is an annual competitive and recreational gathering of a U.S. state's population, usually held in late summer or early fall. It is a larger version of a county fair, often including only exhibits or competitors that have won in their categories at the more-local county fairs.
The Wisconsin State Fair
The 2009 Tanana Valley State Fair in Fairbanks, Alaska
An agricultural show is a public event exhibiting the equipment, animals, sports and recreation associated with agriculture and animal husbandry. The largest comprise a livestock show, a trade fair, competitions, and entertainment. The work and practices of farmers, animal fanciers, cowboys, and zoologists may be displayed. The terms agricultural show and livestock show are synonymous with the North American terms county fair and state fair.
An agricultural show parade
Cheddar cheese competition.
Border Leicesters lined up for the judge