Hartsburg is a village in Logan County, Illinois, United States.

According to the 2010 census, Hartsburg has a total area of 0.14 square miles (0.36 km2), all land.

[4] As of the census[5] of 2000, there were 358 people, 132 households, and 99 families residing in the village.

The racial makeup of the village was 99.72% White and 0.28% Native American.

20.5% of all households were made up of individuals, and 11.4% had someone living alone who was 65 years of age or older.