Nakagawa (那珂川市, Nakagawa-shi) is a city located in Fukuoka Prefecture, Japan.

The area of Nakagawa is believed to be the part of the Yayoi period, Nakoku, mentioned in ancient Chinese documents.

Nakagawa has a mayor-council form of government with a directly elected mayor and a unicameral city council of 17 members.

In terms of national politics, the city is part of the Fukuoka 5th district of the lower house of the Diet of Japan.

Nakagawa is a regional commercial center, and is largely a commuter town for neighboring Fukuoka.The central and southern parts of Nakagawa City are mainly rice paddies, but due to recent acreage reduction policies, an increasing number of farmers are turning to upland farming, and are focusing on cultivating a root vegetable called yacon.