Vestermark is a settlement in Slagelse Municipality, in the region of Zealand, Denmark. The nearest city is Slagelse, 6.8 km to the northeast. Beaches nearby: Kobæk (11 km), Ceresstranden (10 km), Granskoven (12 km). Among the landmarks around are Trelleborg (5.3 km), Antvorskov (6.0 km) and Sorø Art Museum (18.6 km).