Chatanika /ˌtʃætəˈniːkə/ is a small unincorporated community located in the Fairbanks North Star Borough, Alaska, United States, north-northeast of the city of Fairbanks. The community runs along an approximately 20-mile (32 km) stretch of the Steese Highway, the majority of which sees the highway paralleled by the Chatanika River. The community consists of sparsely scattered residential subdivisions, several roadside businesses, a boat launch where the Steese Highway crosses the Chatanika River, relics of past gold mining operations in the area and the Poker Flat Research Range operated by the Geophysical Institute of the University of Alaska Fairbanks.