Ivrea is generally a safe city for solo female travelers. Crime rates are relatively low and locals are generally welcoming and friendly. However, like any tourist spot, it's important to stay alert and exercise normal precautions. Don't flash valuable items in public places and avoid walking alone late at night in isolated areas. Stay in well-lit, well-frequented places as much as possible. Overall, with common sense one can have a safe and enjoyable visit to Ivrea.