Marietta, Illinois

Marietta is a village in Fulton County, Illinois, United States. The population was 101 at the 2020 census.

Geography
Marietta is located in western Fulton County along Illinois Route 95, which leads east 11 mi to Cuba and west 6 mi to Illinois Route 41 at a point 5 mi south of Bushnell.

According to the 2010 census, Marietta has a total area of 0.27 sqmi, all land.

Demographics
As of the 2020 census there were 101 people, 33 households, and 21 families residing in the village. The population density was 369.96 PD/sqmi. There were 49 housing units at an average density of 179.49 /sqmi. The racial makeup of the village was 94.06% White, 0.00% African American, 0.99% Native American, 0.00% Asian, 0.00% Pacific Islander, 0.00% from other races, and 4.95% from two or more races. Hispanic or Latino of any race were 0.00% of the population.

There were 33 households, out of which 18.2% had children under the age of 18 living with them, 48.48% were married couples living together, 15.15% had a female householder with no husband present, and 36.36% were non-families. 36.36% of all households were made up of individuals, and 15.15% had someone living alone who was 65 years of age or older. The average household size was 2.33 and the average family size was 1.85.

The village's age distribution consisted of 14.8% under the age of 18, 4.9% from 18 to 24, 11.4% from 25 to 44, 31.1% from 45 to 64, and 37.7% who were 65 years of age or older. The median age was 62.4 years. For every 100 females, there were 96.8 males. For every 100 females age 18 and over, there were 79.3 males.

The median income for a household in the village was $48,750, and the median income for a family was $55,313. Males had a median income of $50,625 versus $41,250 for females. The per capita income for the village was $25,644. About 4.8% of families and 4.9% of the population were below the poverty line, including none of those under age 18 and 8.7% of those age 65 or over.