There are no dangerous areas in Almeria, and the local police work on the glory, so you should not fear for your safety on vacation.
The majority of beaches are marked with the EU Blue Flag - an international sign of cleanliness, safety and equipped with all necessary beach facilities.
Almeria is a very calm and quiet town, and therefore in the evening there is always a real lull. But if you suddenly want to go for an evening promenade - be calm, even in the late hours on the streets of the resorts will not threaten you.