Zele is a municipality located in the Belgian province of East Flanders, around 20 kilometers east of Ghent. The municipality only comprises …Zele is a municipality located in the Belgian province of East Flanders, around 20 kilometers east of Ghent. The municipality only comprises the town of Zele proper. In 2023, Zele had a total population of 21,374. The total area is 33 km² which gives a population density of 641.6 people per km².