Ilion is a village in Herkimer County, New York, United States. The population was 8,053 at the 2010 census. “Ilion” is a name for the ancient city of Troy.
Ilion is located in the northwest corner of the town of German Flatts at 43°1′N 75°3′W / 43.017°N 75.050°W / 43.017; -75.050. According to the United States Census Bureau, the village has a total area of 2.5 square miles (6.6 km), of which 2.5 square miles (6.5 km) are land and 0.06 square miles (0.15 km), or 2.31%, are water. The village is on the south bank of the Mohawk River and is bordered to the east by the village of Mohawk.
New York State Route 5S, an east-west highway, passes through the north side of the village. New York State Route 51 (Central Avenue/Otsego Street), a north-south highway, passes through the village center and has its northern terminus north of the village at New York State Route 5.
As of the census of 2000, there were 8,610 people, 3,425 households, and 2,212 families residing in the village. The population density was 3,476.6 people per square mile (1,340.5/km²). There were 3,623 housing units at an average density of 1,462.9 per square mile (564.1/km²). The racial makeup of the village was 97.35% White, 0.66% African American, 0.12% Native American, 0.21% Asian, 0.01% Pacific Islander, 0.24% from other races, and 1.41% from two or more races. Hispanic or Latino of any race were 1.58% of the population.
There were 3,425 households out of which 33.3% had children under the age of 18 living with them, 46.0% were married couples living together, 14.2% had a female householder with no husband present, and 35.4% were non-families. 30.4% of all households were made up of individuals and 15.4% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 3.06.
In the village, the population was spread out with 26.6% under the age of 18, 8.6% from 18 to 24, 27.0% from 25 to 44, 21.5% from 45 to 64, and 16.3% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 85.5 males. For every 100 females age 18 and over, there were 82.3 males.
The median income for a household in the village was $31,793, and the median income for a family was $38,203. Males had a median income of $30,069 versus $21,754 for females. The per capita income for the village was $14,264. About 14.1% of families and 17.1% of the population were below the poverty line, including 23.3% of those under age 18 and 13.9% of those age 65 or over.