Burgsinn is a market community in the Main-Spessart district in the Regierungsbezirk of Lower Franconia (Unterfranken) in Bavaria, Germany and the seat of the Verwaltungsgemeinschaft (municipal association) of Burgsinn. It has a population of around 2,500.GeographyLocationBurgsinn lies in the Main-Spessart district, in the Mittelgebirge Spessart. It is located in the valley of the river Sinn from which it takes its name.SubdivisionsThe community has only the Gemarkung of Burgsinn. The municipal territory stretches into the wooded hills east and west of the Sinn valley.Neighbouring communitiesBurgsinn borders on : Mittelsinn, the unincorporated areas ' and ', Wartmannsroth, Gräfendorf, Rieneck,, Fellen and Aura im Sinngrund.HistoryA stone hatchet found in Burgsinn, from the final days of the Neolithic '''' bears witness to the first known human presence in the municipal area.