Nehawka is a village in southeast Cass County, Nebraska, United States.

[6] Nehawka is derived from an Omaha and Otoe Indian name meaning "rustling water".

[7] According to the United States Census Bureau, the village has a total area of 0.23 square miles (0.60 km2), all land.

The racial makeup of the village was 99.0% White, 0.5% Native American, and 0.5% from two or more races.

24.1% of all households were made up of individuals, and 13.2% had someone living alone who was 65 years of age or older.

About 3.2% of families and 5.3% of the population were below the poverty line, including none of those under the age of eighteen and 13.8% of those 65 or over.