San Floriano del Collio is a comune (municipality) in the Regional decentralization entity of Gorizia in the Italian region of Friuli-Venezia Giulia, located about 40 km northwest of Trieste and about 6 km northwest of Gorizia, on the border with Slovenia, and borders the following municipalities: Brda (Slovenia), Capriva del Friuli, Cormons, Gorizia, Mossa. San Floriano del Collio localities include Grojna/Groina, Ščedno/Scedina, Bukovje/Bucuie, Valerišče/Valerisce, Jazbine/Giasbana, Aščevo/Asci, Križišče/Bivio, and Sovenca/Sovenza. , it had a population of 807 and an area of 10.6 km2.

Ethnic composition

91.4% of the population were Slovenes according to the 1971 census. Most of the locals speak the Brda dialect of Slovene, which is traditionally present on the whole territory of the municipality.

Demographic evolution