Dover is a village in Bureau County, Illinois, United States.

[6] According to the 2021 census gazetteer files, Dover has a total area of 0.28 square miles (0.73 km2), all land.

[1] As of the 2020 census[8] there were 135 people, 62 households, and 46 families residing in the village.

There were 69 housing units at an average density of 246.43 per square mile (95.15/km2).

22.58% of all households were made up of individuals, and 12.90% had someone living alone who was 65 years of age or older.