The El Dorado County Fair is a gathering of residents in California s El Dorado County to display produce, parade or display animals in a carnival or funfair environment. The fair is held in the county seat of Placerville. The fairgrounds host more than 70,000 visitors during its four-day run. The El Dorado County Fair is held during the summer and accepts a variety of exhibitors for its fairgoers. Some are important showcases for businessmen in agricultural, pastoral or horticultural districts because they present opportunities to display and demonstrate the latest machinery on the market. Other fair events include concerts, contests and pageants. The El Dorado County Fair also hosts races at its quarter-mile track, with a seating capacity of nearly 1,900.