Renninger's held its first flea market in 1955 in Kutzton, Pennsylvania. Between 1955 and 2015, Renninger's has expanded to include locations in Adamstown, Pennsylvania; Melbourne, Florida; and Mount Dora, Florida.
In 1955, Renninger's began as a market for local merchants and farmers to sell their wares in Pennsylvania. Renninger's began selling antiques in 1974. One year later, Renninger's held its first Antique and Collector's Extravaganza, which included antique and collectible dealers from all over the United States. As of 2015, Renninger's has four locations, all of which hold a variety of events, including traditional flea markets, car shows and garden expos.