泽姆斯特（荷兰语：Zemst）是位于比利时佛**-布拉奔省部的一座城市，人口21,327人（2006年）。

Zemst (Dutch pronunciation:[zɛmst]) is a municipality located in the Belgian province of Flemish Brabant. The municipality comprises the villages of Elewijt, Eppegem, Hofstade, Weerde, Zemst-Laar, Zemst-Bos and Zemst proper. On January 1, 2006, Zemst had a total population of 21,327. The total area is 42.83 km² which gives a population density of 498 inhabitants per km².