Idrija or Zgornja Idrija is a town in western Slovenia.
Idrija may also refer to:
- Idrija (river), a border river between Slovenia and Italy
- Idrija pri Bači, a village near Tolmin, Slovenia
- Spodnja Idrija, a village near the town of Idrija
See also
edit- Idrija Fault, a seismically active fault in Slovenia