Salmon is a city located in Lemhi County, in the state of Idaho (ID), United States. Nestled in the Mountain division of the West region, it covers an area of 1.7 square miles (4.0 km²) and sits at an elevation of 3950 ft. With a population of approximately 3,122 residents, Salmon offers a peaceful, rural atmosphere.
The town's population is composed of about 47.98% males and 52.02% females, and it has a population density of 815.12 people per square mile (700.82/km²). Salmon lies at a latitude of 45.18 and a longitude of -113.9, operating in the UTC-7.
Locals reflect a blend of American ancestry, with roots primarily in United States (6.8%), followed by English (19.9%), German (23.3%), and Scotch-Irish (4.2%) heritage. The town is identified by the ZIP code 83467.