Barra Seca, Nudist beach in São Mateus, Brazil.

Barra Seca is an official nude beach on the Atlantic coast of São Mateus, Espírito Santo, reached by BR-101 to Pontal do Ipiranga and then by ferry across the river. Its main family area is reserved for nudity, while nudism is optional around the periphery. It is the only nude beach in Espírito Santo and the second official one in Brazil's Southeast Region.

Barra Seca was established as an official nude beach with the backing of the São Mateus municipal administration, environmental agencies, the residents' and traders' association of the Pontal do Ipiranga resort, and the local community of farmers and fishers. It is managed by NatES, the Naturist Congregation of Espírito Santo state. It was the second beach in Brazil's Southeast Region recognized as an official nudist beach.

Barra Seca is managed by NatES, the Naturist Congregation of the State of Espírito Santo. The beach's establishment counted on the municipal administration, environmental agencies, the residents' and traders' association of the Pontal do Ipiranga resort, and the local community of farmers and fishers. In the family area, the main part of the beach, nudity is required; around the periphery it is optional.

The beach can be reached via BR-101 highway to Pontal do Ipiranga, then by ferry followed by a dirt road to the entrance. The access is easiest during dry periods when roads are more passable.

Barra Seca was created with backing from the São Mateus municipal administration, environmental agencies, the residents' and traders' association of Pontal do Ipiranga and local farming and fishing families. It is run by NatES, the Naturist Congregation of Espírito Santo, and was the second beach in Brazil's Southeast Region to gain official nudist status.