Trairão is a municipality in the state of Pará in the Northern region of Brazil.

[2][3][4][5] The municipality contains part of the Trairão National Forest, in which logging is permitted subject to a management plan.

[6] It contains part of the 724,965 hectares (1,791,430 acres) Altamira National Forest, a sustainable use conservation unit created in 1998.

[9] The municipality contains a small portion of the 1,988,445 hectares (4,913,550 acres) Tapajós Environmental Protection Area, created in 2006.

[10] The municipality contains part of the 178,173 hectares (440,280 acres) Sawré Muybu Indigenous Territory, recognized by Funai in April 2016.