Mambaí is a city in eastern Goiás state, Brazil. It is the easternmost city in that state. History The settlement began in the 19th century when settlers from the state of Bahia came looking for rubber produced by the mangabeira tree. The village that appeared took the name Riachão. After the building of a chapel and the passing of muleteers heading to Bahia the settlement began to grow. Soon the name was changed to Mambaí and it became a district of the municipality of Posse. The origin of the name is unknown. In 1958 it was dismembered from Posse and became an autonomous municipality. Geography Mambaí is one of the most isolated cities in the state of Goiás. It lies in the Vão do Paranã statistical micro-region less than 20 kilometers from the border with the state of Bahia. It is 61 kilometers to the main interstate highway, the BR-020, which links Brasília to Salvador. It is 250 kilometers to Brasília. The distance to the state capital of Goiânia is 512 kilometers. Municipal boundaries are with Posse, Buritinópolis, Damianópolis, and the state of Bahia. Highway connections from Goiânia are made by taking BR-153 / Anápolis / Alexânia / BR-060 / Planaltina / Formosa / BR-020 / Simolândia / GO-236. Demographics The population decreased 8.37.% from 1991 to 1996 and continued the decline from 1996 to 2000 with -4.02.%. In 1980 the population was 5,125 so in twenty-five years the increase has been negligible. Economy The economy was mainly based on agriculture, with extensive cattle raising occupying most of the territory. Most inhabitants were employed in small retail units, government jobs, and modest industrial transformation units. There were no banking institutions reporting in August 2007. The cattle herd was small compared to other municipalities in the state. In 2006 there were 7,900 head. The number of milk cows—480—was one of the smallest in the state. The main agricultural products in planted area were corn, sugarcane, beans, manioc, and rice. Motor vehicles: 328 (automobiles and pickup trucks) Number of inhabitants per motor vehicle: 20 Agricultural data 2006 Farms: 392 Total area: 27,399 ha. Area of permanent crops: 62 ha. Area of perennial crops: 1,047 ha. Area of natural pasture: 15,174 ha. Area of woodland and forests: 97,327 ha. Persons dependent on farming: 1,200 Cattle herd: 7,900 Main crop: rice and corn with 320 hectares each Health and education In 2006 there were