Beiriz is a suburban area in Póvoa de Varzim, Portugal.
Beiriz has origins in a medieval rural place known as Villa Viarizi as it is known by a document from 1044.
It was a (religious) parish in Barcelos until 1836 when it became a civil unit and was transferred to Vila do Conde.
Beiriz is located 4 km from downtown Póvoa de Varzim.
The hamlets of the parish are Penouces, Arroteia, Giesteira, Paredes, Calves, Mau Verde, Silvas, Penela, Xisto, Beiriz de Baixo, Outeiro, Igreja, Fraião, Pedreira, Cutéres, Quintã, and Fonte Nova.