The Denderstreek or Denderland is a region in Belgium.

Though the river stretches over three provinces, Hainaut, East Flanders and Flemish Brabant, the region called after the river is situated in East Flanders.

The Dutch word streek means "region".

Thus, Denderstreek means "Dender Region".

The Denderstreek includes the following towns and communities: Note that Den Dotter is part of Erpe-Mere, and Haaltert and Terjoden are part of Aalst and Haaltert.