The registered population of Huai'an is 5,511,100, consisting of 2,826,900 males and 2,684,200 females. The permanent population experienced a slight decrease. By the end of the year, the permanent resident population was 4,553,100, a decrease of 9,100 compared to the previous year. Among these, the permanent urban resident population was 3,042,900, resulting in an urbanization rate of 66.83%. The annual birth rate was 4.78‰, while the death rate was 3.82‰.