Ibirubá is a municipality in the state of Rio Grande do Sul, in southern Brazil. It is one of the many municipalities that make up this state, which is Brazil's southernmost and shares borders with Argentina and Uruguay.
As of 2020, the estimated population of Ibirubá was 20,413. This figure reflects the municipality's standing as a small to mid-sized community within Rio Grande do Sul, a state known for its distinct cultural heritage shaped by European immigration and its strong agricultural sector.
Like many municipalities in the region, Ibirubá is situated in an area of Brazil characterized by a temperate climate relative to the rest of the country, with cooler winters than the national average. The municipality's name and administrative status as a município follow the standard structure of local governance in Brazil, whereby each municipality has its own elected local government.