Vrelo is a village in the municipality of Cazin, Bosnia and Herzegovina.Official results from the book: Ethnic composition of Bosnia-Herzegovina population, by municipalities and settlements, 1991. census, Zavod za statistiku Bosne i Hercegovine - Bilten no.234, Sarajevo 1991.
Demographics According to the 2013 census, its population was 220.
+ Ethnicity in 2013EthnicityNumberPercentage Bosniaks 215 97.7% Croats 1 0.5% other/undeclared 4 1.8% Total 220 100%
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