The patron of Casole d'Elsa is Saint Donatus, celebrated on 7 August.
The Palio di Casole d'Elsa involves the districts of Rivellino and Pievalle, both born in 1984 from the split of the Casole district, together with Casole Campagna, Il Merlo, Cavallano, Pievescola and Monteguidi. The town also holds Villa La Suvera and the Collegiate Church of Santa Maria Assunta.