Gilead Precinct is located in Calhoun County, Illinois.

[4] As of the 2020 census[3] there were 314 people, 78 households, and 72 families residing in the precinct.

There were 138 housing units at an average density of 5.66 per square mile (2.19/km2).

The racial makeup of the precinct was 98.41% White, 0.00% African American, 0.00% Native American, 0.00% Asian, 0.00% Pacific Islander, 0.00% from other races, and 1.59% from two or more races.

7.70% of all households were made up of individuals, and 7.70% had someone living alone who was 65 years of age or older.