Blieskastel is a town located in the Saarpfalz (Saar-Palatinate) district within the state of Saarland, Germany. The municipality is characterized by its division into several distinct villages.
The town is situated along the river Blies. Geographically, it lies approximately 10 kilometres southwest of Homburg (Saar), 8 kilometres west of Zweibrücken, and 20 kilometres east of Saarbrücken.