Ribeira is generally a safe destination for solo female travelers. This urban city has a low crime rate and any reported incidents or crime are often minor ones such as pick-pocketing. Like all other destinations, exercising common safety precautions makes a lot safer. Always maintain vigilance, especially during nights and at crowded places. Instances of serious violent crime, especially against tourists, are very rare. Local people are known for being courteous and willing to help in case of any distress.