The local residents in Kaifeng are mainly Han Henan people, and the population in Kaifeng is the most brilliant in the Northern Song Dynasty. As the capital of the Northern Song Dynasty, its population reached 1.5 million. In the late Ming Dynasty 1642, Li Zicheng attacked Kaifeng, and the Ming army opened the Yellow River to flood Kaifeng City, and the population in the city decreased from 370,000 to more than 30,000. In modern times, the population of Kaifeng in 1950s was about 360,000, while that of Luoyang and Zhengzhou in the same period was only 70,000 and 30,000 respectively. From 65438 to 0954, after Henan Provincial Association moved from Kaifeng to Zhengzhou, nearly 70,000 people moved to Zhengzhou.

According to the sixth national census in 20 10, the permanent population of the city was 4,676159, and it was 96 159 in ten years, which was 2. 10% higher than the fifth national census. Among them, the male population is 2370608, accounting for 50.70%; The female population is 230555 1, accounting for 49.30%. The sex ratio of the total population (female: 100) is 102.82. The population aged 0- 14 is 99,585, accounting for 21.38%; /kloc-3,289,335 people aged 0/5-64, accounting for 70.34%; The population aged 65 and over is 387,239, accounting for 8.28%.