51°01′52″N 2°18′22″E / 51.031°N 2.3061°E
Fort-Mardyck (French pronunciation: [fɔʁ maʁdik]; Dutch: Fort-Mardijk; West Flemish: Fort-Mardyk) is a former commune in the Nord department in northern France. It has been part of the commune of Dunkirk since 9 December 2010.[1][2][3] In 2019 it had 3,403 inhabitants.[4]