Olival is a former civil parish in the municipality of Vila Nova de Gaia, Portugal. In 2013, the parish merged into the new parish Sandim, Olival, Lever e Crestuma.[1] The population in 2011 was 5,812,[2] in an area of 8.07 km².[3]
41°04′16″N 8°31′37″W / 41.071°N 8.527°W