The Flemish Region (Dutch: ; ) is one of the three official regions of the Kingdom of Belgium—alongside the Walloon Region and the Brussels-Capital Region. Colloquially, it is usually simply referred to as Flanders. It occupies the northern part of Belgium and covers an area of 13,522 km² (44.29% of Belgium). It is one of the most densely populated regions of Europe with around 470 inhabitants per square kilometer.