The GREAT Frederick Fair is celebrating 155 years in 2017. The fair is Frederick County’s (MD) single largest event, featuring some 18,000 competitive exhibits, ranging from livestock, home arts, farm & garden to 4-H/FFA. In addition, our site is the location for some 300 event days of non-fair associated events at The Frederick Fairgrounds. Call us at 301-663-5895 to book your next event. Visit www.greatfrederickfair.com for more information, and see our Calendar of Events for up-to-date information and schedules.