Hornick is a city in Woodbury County, Iowa, United States.

[5] The town is located on the floodplain of the Missouri River, near the edge of the Loess Hills, adjacent to the old (meandered) channel of the West Fork of the Little Sioux River.

[7] Hornick formerly had passenger train service provided by the Milwaukee Road.

There were 105 housing units at an average density of 418.7 per square mile (161.6/km2).

There were 113 housing units at an average density of 452.0 per square mile (174.5/km2).

35.3% of all households were made up of individuals, and 13.7% had someone living alone who was 65 years of age or older.

The racial makeup of the city was 98.42% White, 0.79% African American, and 0.79% from two or more races.

27.7% of all households were made up of individuals, and 17.8% had someone living alone who was 65 years of age or older.

About 8.5% of families and 8.9% of the population were below the poverty line, including 8.9% of those under the age of eighteen and 10.9% of those 65 or over.