Holyhead (Welsh:Caergybi) is the largest town and community on the Isle ofAnglesey,Wales. The town is an important port that servesIreland. The 2011 census found that the town had 11,431 residents.
It used to have a largealuminium smelting industry, using the large smelters on the outskirts of the town. However, the aluminium company closed in September 2009.