Ilion is a somewhat small village located in the state of New York. With a population of 7,621 people and two associated neighborhoods, Ilion is the 224th largest community in New York. Ilion has a large stock of pre-World War II architecture, making it one of the older and more historic villages in the country.

The overall education level of Ilion is somewhat higher than in the average US city of 21.84%: 26.21% of adults 25 and older in the village have at least a bachelor's degree.

The per capita income in Ilion in 2022 was $31,836, which is lower middle income relative to New York, and middle income relative to the rest of the US. This equates to an annual income of $127,344 for a family of four. However, Ilion contains both very wealthy and poor people as well.

The people who call Ilion home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Ilion residents report their race to be White, followed by Black or African-American. Important ancestries of people in Ilion include Irish, English, Italian, German, and Scottish.

The most common language spoken in Ilion is English. Other important languages spoken here include Italian and Greek.