The growth rate, between 1981 and 1991, was 18.1%, considered the most elevated in the "Médio Tejo" region, contradicting the national trend towards aging. Between 1991 and 1996, the population grew from 14,226 inhabitants to 15,500, although a lower growth rate (9%) than previously, it was still the community with the highest urban population density in the "Médio Tejo" region. The estimated current population (18,780), does not include residents still registered as living in other localities, nor fluctuating numbers of temporary workers. Effectively, Entroncamento maintains a population of over 20,000 inhabitants.