Appin is generally considered an average suburb compared to other suburbs in Wollongong. Crime rates are below the Greater Wollongong average, with Antisocial Behaviour being the most commonly reported violent crime, and Theft the most commonly reported property crime. From 2023 to 2024, Violent crime rates have increased by 26.32%, and Property crime rates have decreased by 20.72%.

As with any area, it is recommended to stay aware of your surroundings and take the usual safety precautions.