Marcellus is a very small village located in the state of New York. With a population of 1,755 people and two associated neighborhoods, Marcellus is the 637th largest community in New York. Marcellus has an unusually large stock of pre-World War II architecture, making it one of the older and more historic villages.

Telecommuters are a relatively large percentage of the workforce: 10.81% of people work from home. While this number may seem small overall, as a fraction of the total workforce it is high relative to the nation. These workers are often telecommuters who work in knowledge-based, white-collar professions. For example, Silicon Valley has large numbers of people who telecommute. Other at-home workers may be self-employed people who operate small businesses out of their homes.

The citizens of Marcellus are among the most well-educated in the nation: 40.28% of adults in Marcellus have a bachelor's degree or even advanced degree, whereas the average US city has 21.84% holding at least a bachelor's degree.

The per capita income in Marcellus in 2022 was $41,911, which is middle income relative to New York, and upper middle income relative to the rest of the US. This equates to an annual income of $167,644 for a family of four. However, Marcellus contains both very wealthy and poor people as well.

The people who call Marcellus home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Marcellus residents report their race to be White, followed by Asian. Important ancestries of people in Marcellus include Irish, English, German, Polish, and Italian.

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