Carreira is a former civil parish in the municipality of Santo Tirso, Portugal. In 2013, the parish merged into the new parish Carreira e Refojos de Riba de Ave. It is located to the south of the city of Santo Tirso in the Leça Valley of Portugal. It has a population of 982 (2001 census) and an area of . It is mostly residential, with some inhabitants working in agriculture. Sport A.D.R. Santiaguense. References Former parishes of Santo Tirso