Bush is a village in Williamson County, Illinois, United States.

A branch of the St. Louis, Iron Mountain and Southern Railway (later part of the Missouri Pacific) was extended to Bush in 1903, and a post office opened in 1904.

[6] As of the census[8] of 2000, there were 257 people, 110 households, and 78 families residing in the village.

27.3% of all households were made up of individuals, and 10.9% had someone living alone who was 65 years of age or older.

About 31.1% of families and 38.1% of the population were below the poverty line, including 62.5% of those under the age of eighteen and 10.0% of those 65 or over.