Lewisville is a city in Jefferson County, Idaho, United States.

Lewisville is part of the Idaho Falls Metropolitan Statistical Area.

In 2011, the headquarters was moved to Idaho Falls, 14 mi (23 km) south, though it still maintains its main plant in Lewisville.

[4] For the city's important role in Idaho's potato industry, Governor Butch Otter proclaimed August 11, 2007 "Lewisville Day" statewide.

[5] According to the United States Census Bureau, the city has a total area of 0.63 square miles (1.63 km2), all of it land.