Walnut Hill is a village in Marion County, Illinois, United States. The population was 95 at the 2020 census.

Geography

Walnut Hill is located in southwestern Marion County. Its southern border is the Jefferson County line. The county boundary is the baseline of the Third Principal Meridian, also called the Centralia Baseline. The survey of this area was begun as early as 1804.

Centralia is to the northwest of Walnut Hill, and Salem, the Marion county seat, is to the northeast. Mount Vernon, the Jefferson County seat, is 14 miles to the southeast.

According to the U.S. Census Bureau, Walnut Hill has a total area of , all land.

As of the census of 2000, there were 109 people, 45 households, and 30 families residing in the village. The population density was . There were 50 housing units at an average density of . The racial makeup of the village was 99.08% White and 0.92% African American.

There were 45 households, of which 48.9% had children under 18 living with them, 37.8% were married couples living together, 20.0% had a female householder with no husband present, and 33.3% were non-families. 31.1% of all households comprised individuals, and 28.9% had someone who was 65 or older living alone. The average household size was 2.42 and the average family size was 2.90.

The village's population was spread out, with 33.0% under 18, 5.5% from 18 to 24, 35.8% from 25 to 44, 11.0% from 45 to 64, and 14.7% who were 65 or older. The median age was 33 years. For every 100 females, there were 67.7 males. For every 100 females age 18 and over, there were 58.7 males.

The median income for a household in the village was $21,250, and the median income for a family was $30,625. Males had a median income of $26,250 versus $15,417 for females. The per capita income for the village was $9,025. There were no families, and 3.9% of the population lived below the poverty line, including those under eighteens and 26.7% over 64.

References

  • Wagner, Mark and Mary McCorvie. "Going to See the Varmint: Piracy in Myth and Reality on the Ohio and Mississippi Rivers, 1785–1830," X Marks the Spot: The Archaeology of Piracy, Univ. Press of Florida, 2006.
  • History of Jefferson County, Illinois, Perrins, 1883
  • History of Southern Illinois, G.W. Smith, 1912
  • Original Survey Plats of Illinois
  • TopoQuest Walnut Hill