The patron saint of Quattro Castella is Saint Antoninus, celebrated on 2 September.
In May, the Corteo Storico Matildico is held, a historical reenactment featuring the town's districts: the Knights of Matilda, the Villagers' group, the Flag-Bearers and Musicians Association, the Maestà della Battaglia, and the districts of Borgoleto and Monticelli. The town holds the Castello di Bianello and the Castello di Monte Vetro, as well as the Castello di Monte Lucio and the Castello di Monte Zane.