House at No. 4 Rua Ana Nery (Portuguese: Casa à Rua Ana Nery, 4, or Sobrado à Rua Ana Nery, 4) is a house in Cachoeira, Bahia, Brazil. Its date of construction is unknown but is likely between the end of the 18th century and beginning of the 19th century. The house covers only 122 square metres (1,310 sq ft) and consists of two levels: a ground floor with simple compartments above. The house is noted as an representative example of vernacular Portuguese colonial domestic architecture of the 18th century. It was listed as a historic structure by the National Institute of Historic and Artistic Heritage in 1941. The House at No. 4 Rua Ana Nery is a private residence and may not be visited.