Amapá and 3.50% of the population of the entire northern region of Brazil. According to the 2010 census, the city has a population of 397,913, of which 97.92% live in urban areas and 2.08% live in rural districts. With an area of , the population density of Macapá is approximately 60.62 inhabitants per km2. Transportation Macapá has a few roads to other cities in Brazil but is mainly connected to the rest of the country by air and sea. Macapá is located from Belém, but the cities are separated by the large inland island of Marajó and have no direct highway connections; the city is accessible only by boat or airplane. Macapá is connected to French Guiana by the Brazilian federal highway BR-156, which runs north of the city through the Amazonian jungle. The city is connected with the rest of the North Region via the following highways: the AP-010, linking Macapá to Santana to the southwest; the AP-030, linking to the city of Mazagão; the BR-156, linking the south of Amapá and Laranjal do Jari to the northern town of Oiapoque. The Oyapoque River Bridge has been open to traffic since March 20, 2017, linking Brazil and French Guiana by road for the first time. Airport Macapá International Airport (officially: Aeroporto Internacional de Macapá – Alberto Alcolumbre) is located from the city center and serves as a vital link between Macapá and other cities in Brazil. Commercial flights connect Macapá to Belém, Brasília, Fortaleza, Recife Airport, Rio de Janeiro, Salvador, and São Paulo. The airport traces its history to a small air base built by the United States during World War II to secure strategic bases in the South Atlantic region. Economy Macapá is an economic center of northern Brazil and serves as a commercial hub of the state of Amapá. Gold, iron, lumber, manganese, oil, timber, and tin ore from the interior of the state pass through Amapá on to Port of Santana in the neighboring municipality of Santana. It is the fifth wealthiest city in northern Brazil, with a GDP of R$2,826,458,000 (2005). The city has a notably high rate of economic growth and a per capita income of R$7,950 (2005). Education Portuguese is the official national language, and thus the primary language taught in schools. However, English and French are part of the official high school curriculum due to Macapá's proximity to French Guiana and Guyana.