The patron of Sanluri is Our Lady of Grace, celebrated on 31 May in the Parrocchia Nostra Signora delle Grazie. Saint Ignatius of Laconi is also celebrated on 11 May.
At the end of June in odd years, a historical re-enactment recalls Sa Battalla of 30 June 1409, in which the Sicilian-Catalan-Aragonese army clashed with the Sardinian-Giudicale one. The town also holds the Church of San Pietro and the Nuraghe Brunk 'e Cresia.