Zemst is a
municipality located in the
Belgian province of
Flemish Brabant. The municipality comprises the towns of
Elewijt[?],
Eppegem[?],
Hofstade[?],
Weerde[?] and Zemst proper. On January 1st, 2000 Zemst had a total population of 20,553 (10,069 males and 10,484 females). The total area is 43.18
km² which gives a
population density of 475.98 inhabitants per km².