Safety at night:Very safe
Even at night, Hallstatt maintains a high level of safety. It's a small, tightly-knit community with a strong presence of local law enforcement, minimal reports of crime, and well-lit streets. Since it's a popular tourist destination, the townfolk are accustomed to visitors and generally very helpful. Just be sure to show usual prudence and respect for the locale and its residents. Walking alone at night is generally safe but as always, stay aware of your surroundings.