Plato is a city in southeastern McLeod County, Minnesota, United States.

[2] Buffalo Creek flows past the northwest corner of the community and the dry Kinneson Lakebed lies to the east and northeast.

The racial makeup of the city was 98.1% White, 0.3% Native American, 0.6% Asian, and 0.9% from other races.

23.7% of all households were made up of individuals, and 8.7% had someone living alone who was 65 years of age or older.

22.9% of all households were made up of individuals, and 11.8% had someone living alone who was 65 years of age or older.

None of the families and 2.8% of the population were living below the poverty line, including no under eighteens and 7.1% of those over 64.