Puerto Viejo de Talamanca is generally a safe place for solo female travelers. As with any tourist destination, you should exercise general caution – keep an eye on your belongings, avoid deserted areas, especially at night, and be aware of your surroundings. Friendly local communities and travelers alike contribute to a relaxed and welcoming atmosphere. However, there have been occasional reports of petty theft and in particular bike theft is quite prevalent. So, if you rent a bike which is a common mode of transportation here, make sure to lock your bike properly.