The area has been inhabited since theBronze Age. Ruins of a village were found: the settlement was active between 1600 and 1200 B.C. and it was organized in distinct clusters separated by trenches; evidence of bovine rearing and cultivation of cereals was found.[3][4]Starting from 187 B.C., an intense activity ofcenturiation was performed by theRomans and this is still visible nowadays in the lattice of the streets in the countryside;villae were also built in this lattice.[5]
The toponymSolarolus appears for the first time in 993 as the name of an acreage and only in 1138 asCastrum Solarolii connected with a fortification. During the following centuries, the area of Solarolo changed several dominations, mainly by the families Manfredi, Borgia, Gonzaga, Este.[5]
During the 17th century, Solarolo became part of thePapal States and, during the 19th century, of the newbornKingdom of Italy.