Campos dos Goytacazes is a municipality located in the northern area of Rio de Janeiro State, Brazil, with a population of 472,300 inhabitants. Its area is 4,031.910 km², which makes it the second largest municipality in the state (after the capital), and its elevation is 14 m. Its name comes from the geographical characteristic of the region, very flat with fields (campos in Portuguese) and from the Goytacazes Indians, which inhabited the region. Campos, as the city is usually known, is a macro region of the Northern Fluminense, and is a micro region of Campos dos Goytacazes. The city has a tropical climate.