Longares is a municipality in the province of Zaragoza, in the autonomous community of Aragon, Spain. It is located in the comarca of Campo de Cariñena, a district known for its wine production.
According to the 2004 census (INE), the municipality had a population of 906 inhabitants. The town lies roughly 50 kilometres southwest of Zaragoza, the provincial and regional capital.
Longares is set in the Ebro Depression, a semi-arid landscape of rolling hills and farmland. Its economy has traditionally been based on agriculture, particularly the cultivation of grapes and cereals, reflecting the wider character of the Campo de Cariñena area.