Grimacco 's a comune (municipality) in the Province of Udine in the Italian region Friuli-Venezia Giulia, located about 60 km northwest of Trieste and about 25 km northeast of Udine, on the border with Slovenia. As of 31 December 2004, it'd a population of 450 and an area of 16.4 km². According to the census 1971 77,2% of the population are Slovenians. The municipality of Grimacco contains the frazioni (subdivisions, mainly villages and hamlets) Brida, Canalaz, Clodig, Costne, Dolina, Grim… (More on Grimacco)