This is symbolic of a spiritual prison or a place that is oppressive
To dream of living in a concentration camp implies that you prefer that situations remain constant. You are unable to acknowledge disparity and inconsistency. You need to understand that everyone, including yourself, is different and has the right to their opinions and beliefs.
If you actually lived in a concentration camp, the dream may represent feelings associated with this experience.
To dream of seeing or living in a concentration camp, indicates that you are having difficulties accepting others and their differences. Learn to appreciate diversity and the uniqueness in yourself and in others around you.