The patron of Bonarcado is Saint Romuald, celebrated on 7 February.
The municipality of 1,627 inhabitants in the province of Oristano holds the Santuario di Nostra Signora di Bonacattu, the Basilica di Santa Maria and several nuraghi, including Perda Pertusa, Muschiu, Su Lare and Luriosa; the town's traditional bread is the «moddizzosu».