|Area||1.20 sq mi (3 km2)|
|- land||1.19 sq mi (3 km2)|
|- water||0.01 sq mi (0 km2)|
|Density||153.9 / sq mi (59 / km2)|
|- summer (DST)||CDT (UTC-5)|
|Wikimedia Commons: Buncombe, Illinois|
Buncombe is located at (37.470987, -88.974935).
According to the 2010 census, the village has a total area of 1.20 square miles (3.1 km2), of which 1.19 square miles (3.1 km2) (or 99.17%) is land and 0.01 square miles (0.026 km2) (or 0.83%) is water.
As of the census of 2000, there were 186 people, 75 households, and 53 families residing in the village. The population density was 153.9 people per square mile (59.4/km²). There were 86 housing units at an average density of 71.1 per square mile (27.4/km²). The racial makeup of the village was 99.46% White and 0.54% Native American.
There were 75 households out of which 29.3% had children under the age of 18 living with them, 58.7% were married couples living together, 6.7% had a female householder with no husband present, and 29.3% were non-families. 28.0% of all households were made up of individuals and 10.7% had someone living alone who was 65 years of age or older. The average household size was 2.48 and the average family size was 3.04.
In the village the population was spread out with 24.2% under the age of 18, 8.1% from 18 to 24, 28.5% from 25 to 44, 23.7% from 45 to 64, and 15.6% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 121.4 males. For every 100 females age 18 and over, there were 127.4 males.
The median income for a household in the village was $31,500, and the median income for a family was $33,472. Males had a median income of $29,000 versus $20,417 for females. The per capita income for the village was $14,975. About 1.6% of families and 8.5% of the population were below the poverty line, including 8.7% of those under the age of eighteen and none of those sixty five or over.
Buncombe was named for the settlers who came from Buncombe County, North Carolina.
- "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.
- "Places: Illinois". 2010 Census Gazetteer Files. United States Census Bureau. Retrieved 2012-10-13.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.