Izegem is a city and municipality in the Belgian province of West Flanders, in the Flanders region. The municipality comprises the city of Izegem proper along with the towns of Emelgem and Kachtem. Emelgem was added to Izegem in 1965, and Kachtem in 1977.
Izegem itself lies on the southern banks of the Mandel, while Emelgem and Kachtem lie on the north. A large industrial zone developed along the shores of the canal, which made the three municipalities into one urban area.
On January 1, 2006, Izegem had a total population of 26,544. Its total area is 25.48 km2 (9.84 sq mi), giving a population density of 1,042 inhabitants per km².