Tumon is generally safe for solo female travelers. Like any destination, it's still essential to exercise common sense and remain aware of your surroundings. Although serious crimes are rare, petty theft like pickpocketing can occur, particularly near tourist attractions or crowded areas. The locals are usually friendly and welcoming, and an active police presence contributes to making the area feel relatively secure. It’s advised to avoid isolated areas, especially during the night, and keep your valuables secure at all times.