Hereford is generally safe for solo female travelers. The crime rate in this rural city is lower compared to other parts of the UK. Most locals are friendly, welcoming, and helpful to tourists, including solo female travelers. However, as with any destination, it is always important to remain cautious - particularly when out late at night or visiting more secluded areas. It's advised to stay alert and aware of your surroundings, just as you would in any other city or town.