Spain Population 2024 By Religion. Smoking prevalence, females (% of adults) smoking prevalence, males (% of adults) suicide mortality rate (per 100,000 population) tuberculosis death rate (per 100,000 people). The main immigrant nationalities were.

United nations projections are also included through the year 2100. If current demographic trends were maintained, spain would gain more than five million inhabitants in the next 15 years and almost six million by 2074.