Lake Preston is a city in Kingsbury County, South Dakota, United States.

[8] According to the United States Census Bureau, the city has a total area of 0.76 square miles (1.97 km2), all land.

The racial makeup of the city was 98.91% White, 0.81% Native American, and 0.27% from two or more races.

38.8% of all households were made up of individuals, and 23.3% had someone living alone who was 65 years of age or older.

Lake Preston is mentioned in the historical novel The Long Winter by American novelist Laura Ingalls Wilder.

In the very severe winter of 1880–1881, a neighbor of Ingalls, David Gilbert, volunteered to make the very risky run from De Smet, South Dakota to Lake Preston (called, at that time, simply "Preston, Dakota Territory") to take outgoing mail and bring back the incoming mail.

Ora McMurry: Distinguished Service Cross, World War I[13] Robert Wood: Wisconsin State Assembly[14]