Riggins is a city in the western United States in Idaho County, Idaho. Nestled deep in a canyon at the confluence of the Salmon and Little Salmon rivers in west central Idaho, it is approximately 150 highway miles (240 km) north of Boise, and 120 highway miles (190 km) south-southeast of Lewiston. The elevation is 1,821 feet (555 m) above sea level, and its population was 372 at the 2020 census.