Ewing is a city in Lewis County, Missouri, United States.

[6] According to the United States Census Bureau, the city has a total area of 0.62 square miles (1.61 km2), all land.

There were 214 housing units at an average density of 345.2 per square mile (133.3/km2).

The racial makeup of the city was 96.9% White, 0.2% African American, 0.7% Asian, and 2.2% from two or more races.

35.3% of all households were made up of individuals, and 19.1% had someone living alone who was 65 years of age or older.

29.4% of all households were made up of individuals, and 19.8% had someone living alone who was 65 years of age or older.