Ibiraçu is the name of a municipality in the state of Espírito Santo, Brazil. It covers 201.25 km2 (77.70 sq mi), and has a population of 12,591 with a population density of 66 inhabitants per square kilometer. 73% of the population resides in urban areas and 27% in rural areas. Ibiraçu borders on the municipalities of João Neiva (N), Santa Teresa (W), Fundão (S). It is located 75 kilometres (47 mi) north of the state capital of Vitória.