Warren is a larger medium-sized city located in the state of Michigan. With a population of 137,107 people and 44 associated neighborhoods, Warren is the third largest community in Michigan.

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

Telecommuters are a relatively large percentage of the workforce: 8.39% 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 percentage of adults in Warren who are college-educated is close to the national average for all communities of 21.84%: 19.94% of the adults in Warren have a bachelor's degree or advanced degree.

The per capita income in Warren in 2018 was $31,080, which is middle income relative to Michigan and the nation. This equates to an annual income of $124,320 for a family of four. However, Warren contains both very wealthy and poor people as well.

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

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