Alpiarça (Portuguese pronunciation: [ɐɫpiˈaɾsɐ]) is a municipality in Santarém District in Portugal. The population in 2011 was 7,702, in an area of 95.36 km².
The present Mayor is Mario Fernando Pereira and the President of the Municipal Assembly is Mario Santiago. The municipal holiday is April 2.
Administratively, the municipality consists of 1 civil parish (freguesia):
Alpiarça Municipality is twinned with: