Bagillt (/ˈbæɡɪlt/; Welsh pronunciation: [ ˈbaɡɪɬt]) is a market town and community in Flintshire, Wales. The town overlooks the Dee Estuary and is between the towns of Holywell and Flint. At the 2001 Census the population was recorded as 3,918, increasing to 4,165 at the 2011 census. The community also includes the villages of Walwen and Whelston.