Haugesund is a very safe place for solo female travelers. Crime rates in the city are extremely low, while locals are friendly and respectful towards visitors. The public transport system is efficient and secure, and there is typically a visible police presence around the city. Also, Norwegians speak fluent English, so communication shouldn't be a problem. Still, as with any travel destination, it's important to stay aware of your surroundings and take basic precautions, such as not walking alone at night in unfamiliar areas.