Arrieta (both in Basque and Spanish) is a town and municipality located in the province of Biscay, in the Basque Country, Spain.

Arrieta is part of the comarca of Mungialdea.

This municipality has its origin in the elizate Líbano de Arrieta, which became a municipality in the 19th century.

The toponym Arrieta comes from the Basque word harrieta, which means "stony place".

This article about a location in the Basque Country, Spain, is a stub.