The river Ponte Alta in the late nineteenth century, was already its first residents. Canoeists, hunters and fishermen started the social life in this locality. Over time the village was formed named the Ponte Alta do Norte, a name that originated because of a fallen tree on the river bank,he served as a bridge, giving way to pedestrians from one shore to another. The March of the settlement is the construction of a chapel to Nossa Senhora, where the first Mass was celebrated in 1913. In 1944 the town received another denomination Iabetê going to be called. In 1949 he built the first school. A project of emancipation was introduced in 1958, which led the municipality of Ponte Alta do Norte that with the creation of the State of Tocantins receives the name of Ponte Alta do Tocantins. The official area of the municipality of Ponte Alta do Tocantins is currently 6.491km² and in the 2010 census, listed with 7.180 inhabitants, with a population growth of around 6.67% compared to the census of 2000.
