Although the majority of commuting trips in the city are by private automobile, Blue Island is somewhat unusual for a city of its size for having a substantial number of people who use public transportation. For a lot of people, the bus helps to get to and from their jobs every morning, which benefits everyone in the Blue Island area by reducing both traffic and air pollution.
The education level of Blue Island citizens, measured as those with bachelor's degrees or advanced degrees, is similar to the national average for all American cities and towns. 19.30% of adults 25 and older in Blue Island have a college degree.
The per capita income in Blue Island in 2022 was $28,361, which is low income relative to Illinois, and lower middle income relative to the rest of the US. This equates to an annual income of $113,444 for a family of four. However, Blue Island contains both very wealthy and poor people as well.
Blue Island is an extremely ethnically-diverse city. The people who call Blue Island home describe themselves as belonging to a variety of racial and ethnic groups. People of Hispanic or Latino origin are the most prevalent group in Blue Island, accounting for 43.06% of the city’s residents (people of Hispanic or Latino origin can be of any race). The greatest number of Blue Island residents report their race to be Black or African-American, followed by White. Important ancestries of people in Blue Island include Irish, Italian, German, English, and Polish.
Foreign born people are also an important part of Blue Island's cultural character, accounting for 19.42% of the city’s population.
The most common language spoken in Blue Island is English. Other important languages spoken here include Spanish and Polish.
