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 419 at the 2010 census.

In the U.S. state of Idaho, U.S. Route 95 (US-95) is a north–south highway near the western border of the state, stretching from Oregon to British Columbia for over 538 miles (866 km); it was earlier known in the state as the North and South Highway.