|County||Montgomery and Bond|
|Elevation||620 ft (189 m)|
|Area||0.32 sq mi (1 km2)|
|- land||0.32 sq mi (1 km2)|
|- water||0.00 sq mi (0 km2)|
|Density||1,021.2 / sq mi (394 / km2)|
|- summer (DST)||CDT (UTC-5)|
|Wikimedia Commons: Donnellson, Illinois|
Donnellson was originally known as Bear Creek, and the name was changed to Donnellson in 1851. It was incorporated as a village in 1897.
Donnellson is located at .
According to the 2010 census, the village has a total area of 0.32 square miles (0.83 km2), all land.
As of the census of 2000, there were 243 people, 93 households, and 63 families residing in the village. The population density was 1,021.2 people per square mile (390.9/km²). There were 100 housing units at an average density of 420.3 per square mile (160.9/km²). The racial makeup of the village was 97.94% White, 0.41% African American, 0.41% Native American, and 1.23% from two or more races.
There were 93 households out of which 36.6% had children under the age of 18 living with them, 53.8% were married couples living together, 11.8% had a female householder with no husband present, and 31.2% were non-families. 25.8% of all households were made up of individuals and 14.0% had someone living alone who was 65 years of age or older. The average household size was 2.61 and the average family size was 3.23.
In the village the population was spread out with 30.9% under the age of 18, 10.3% from 18 to 24, 26.7% from 25 to 44, 18.5% from 45 to 64, and 13.6% who were 65 years of age or older. The median age was 34 years. For every 100 females there were 104.2 males. For every 100 females age 18 and over, there were 97.6 males.
The median income for a household in the village was $28,365, and the median income for a family was $27,917. Males had a median income of $36,875 versus $22,500 for females. The per capita income for the village was $13,665. About 7.6% of families and 13.4% of the population were below the poverty line, including 29.5% of those under the age of eighteen and 5.4% of those sixty five or over.
- Allan H. Keith, Historical Stories: About Greenville and Bond County, IL. Consulted on August 15, 2007.
- "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.
- "2010 Census U.S. Gazetteer Files for Places – Illinois". United States Census. Retrieved 2012-10-13.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.
- Donnellson Illinois, Historical Society of Montgomery County Illinois