Leonidas is a city in Saint Louis County, Minnesota, United States.

[4] Saint Louis County Roads 101 and 755, 1st Street, and 13th Avenue West are the main routes in the community.

The racial makeup of the city was 96.2% White, 1.9% Native American, and 1.9% from two or more races.

37.5% of all households were made up of individuals, and 8.3% had someone living alone who was 65 years of age or older.

15.4% of all households were made up of individuals, and 7.7% had someone living alone who was 65 years of age or older.

There were 20.0% of families and 14.3% of the population living below the poverty line, including 10.0% of under eighteens and 14.3% of those over 64.