The patrons of Filago are Our Lady of the Assumption and Saint Roch, celebrated together on 16 August in the Church of Santa Maria Assunta e San Rocco.
From 2003 to 2024, the town hosted the Filagosto Festival, a music event organized by the Associazione FilagoGiovani; from 2017 the festival also hosted Metal for Emergency, a format by the Associazione SenzaTempo, bringing international artists to the stage. The town also holds the Castello di Marne and the Ponte Corvo.