Haaltert (Dutch pronunciation: [ˈɦaːltərt]) is a municipality located in the Belgian province of East Flanders in the Denderstreek. The municipality comprises the towns of Denderhoutem, Haaltert proper, Heldergem and Kerksken. On January 1, 2006, Haaltert had a total population of 17,255. The total area is 30.30 km² which gives a population density of 569 inhabitants per km².