Most of the inhabitants of the province belong to the ethnolinguistic Bicolano and Bisakol groups.
Sorsogueños are religious, being mostly Roman Catholics, and are active in festivities celebrated throughout the year.
Each town honors their Patron Saint with celebration on its Feast Day. In Sorsogon City,
the locals celebrate the Fiesta of the Patron Saints Peter and Paul every June 28–29 annually.
Another featured attraction during town fiestas are the traveling carnivals set up near the town center.
In Gubat, the feast of Gubat is celebrated on June 13.
Kasanggayahan Festival — celebrated in the whole province in the last week of October,
commemorates the founding of Sorsogon as a province
Pili Festival — in Sorsogon City, honors the Pili nut and tree which is indigenous to province
Parau Festival – Pilar, Sorsogon celebrates Parau Festival every October
Ginubat Festival – from Gubat, Sorsogon, a festival based on the roots of the town of which its name was derived