Zhoukou is a prefecture-level city located in eastern Henan province, China. It serves as a regional hub bordered by several other cities and provinces, including Zhumadian to the southwest, Xuchang and Luohe to the west, Kaifeng to the northwest, and Shangqiu to the northeast. The city also shares its remaining borders with the neighboring province of Anhui.
According to data from the 2020 census, Zhoukou has a total population of 9,026,015 inhabitants. However, demographic estimates from 2018 indicate that approximately 1,601,300 people reside specifically within the built-up areas consisting of Chuanhui district and the northern portion of Shangshui county.