Detroit Population 2024 Graph. From 1970 to 1990, the population then declined by around 200,000 people, before slowly rising again 3.8 million by. The census bureau reported that detroit had 633,218 residents in 2023, up from 631,366 in 2022.

The city is now ranked as the 26th most populous in america and led the. Detroit is the most populous city in michigan and the metro detroit area, but its population has been declining for over 60 years.