Tecumseh is a somewhat small city located in the state of Michigan. With a population of 8,606 people and three associated neighborhoods, Tecumseh is the 132nd largest community in Michigan.

A relatively large number of people in Tecumseh telecommute to their jobs. Overall, about 13.16% of the workforce works from home. While this may seem like a small number, as a fraction of the total workforce it ranks among the highest in the country. 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.

Being a small city, Tecumseh does not have a public transit system used by locals to get to and from work.

The overall education level of Tecumseh is somewhat higher than in the average US city of 21.84%: 25.61% of adults 25 and older in the city have at least a bachelor's degree.

The per capita income in Tecumseh in 2022 was $35,815, which is upper middle income relative to Michigan, and middle income relative to the rest of the US. This equates to an annual income of $143,260 for a family of four. However, Tecumseh contains both very wealthy and poor people as well.

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

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