Varberg is very safe for solo female travelers. The crime rate is low and locals are generally friendly and respectful. Public transportation runs reliably and also late into the night which makes getting around secure. It's generally easy to navigate, and locals, particularly younger generations, are usually fluent in English and helpful should you need directions or assistance. However, as with any destination, it's always important to keep an eye on your belongings and be mindful of your personal safety.