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Data on this report is based on areas within the legal city boundary, outlined in black on the map. Any additional neighborhoods shown on the map are associated with the city by name and are included for reference only.

Troy, IL
Real Estate & Demographic Data






Troy profile


Living in Troy



Troy is a somewhat small city located in the state of Illinois. With a population of 11,131 people and two associated neighborhoods, Troy is the 212th largest community in Illinois.

Also of interest is that Troy has more people living here who work in computers and math than 95% of the places in the US.

One interesting thing about the economy is that relatively large numbers of people worked from their home: 7.89% of the workforce. While this number may seem small overall, as a fraction of the total workforce this is high compared to the rest of the county. 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.

Troy is a good choice for families with children because of several factors. Many other families with children live here, making it a place where both parents and children are more likely to develop social ties with other families. The city’s good public school district and large population of college-educated adults provide an environment conducive to academic success. Many people own their own single-family homes, providing areas for children to play and stability in the community. Finally, Troy’s overall crime rate is lower than average for the country.

The citizens of Troy are very well educated compared to the average community in the nation: 37.79% of adults in Troy have a bachelor's degree or even advanced degree.

The per capita income in Troy in 2022 was $41,038, which is upper middle income relative to Illinois and the nation. This equates to an annual income of $164,152 for a family of four. However, Troy contains both very wealthy and poor people as well.

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

The most common language spoken in Troy is English. Other important languages spoken here include Spanish and Korean.