Smelterville is a city in Shoshone County, Idaho, United States. The population was 651 at the 2000 census. Smelterville has recently gained prominence in Shoshone County due to the addition of a Wal-Mart store.
Smelterville is located at 47°32′34″N 116°10′45″W / 47.54278°N 116.17917°W / 47.54278; -116.17917 (47.542690, -116.179281).
According to the United States Census Bureau, the city has a total area of 0.3 square miles (0.8 km²), all of it land.