Culebra is generally considered safe for solo female travelers. The crime rate is lower compared to other areas of Costa Rica. However, like any other destination, it's important to remain vigilant, especially during evening hours. Petty crime such as pickpocketing or bag snatching can occur. It's recommended to avoid secluded areas when alone, and always keep personal belongings secure. Locals are usually friendly and helpful. In case of an emergency, local authorities are prompt and effective. It's advisable to stay informed about safety conditions during your stay.