As of 2026, the population of Yishui County in China is estimated to be around 1.2 million. This figure reflects a modest growth rate compared to previous years, likely influenced by various demographic factors such as birth rates, mortality rates, and migration patterns. The data from the National Bureau of Statistics of China indicates that Yishui County has experienced a gradual decline in population growth, which can be attributed to factors such as urbanization, economic opportunities in other regions, and the aging population. The county's population is predominantly rural, with a significant portion engaged in agricultural activities. The population distribution within the county is also influenced by the natural landscape, with higher population densities in areas with more fertile land and better access to transportation networks.