Ionia is a medium-sized city located in the state of Michigan. With a population of 12,249 people and five associated neighborhoods, Ionia is the 88th largest community in Michigan. Ionia has a large stock of pre-World War II architecture, making it one of the older and more historic cities in the country.

Despite being a small city, Ionia has a lot of people using the bus to get to and from work every day. Most of these people on the bus are using it to get to good jobs in other cities.

In Ionia, just 11.84% of people have at least a bachelor's degree, which is quite a bit lower than the national average for cities and towns of 21.84%.

The per capita income in Ionia in 2022 was $22,729, which is low income relative to Michigan and the nation. This equates to an annual income of $90,916 for a family of four. However, Ionia contains both very wealthy and poor people as well.

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

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