
Portland
- County:
- Ionia County
- County Seat:
- No
- Area (mi²):
- 2.629
- State:
- Michigan
Portland is a city located in Ionia County, Michigan. Portland has a 2025 population of 3,784. Portland is currently declining at a rate of -0.16% annually and its population has decreased by -0.84% since the most recent census, which recorded a population of 3,816 in 2020.
The average household income in Portland is $82,477 with a poverty rate of 6.7%. The median age in Portland is 39.4 years: 33.8 years for males, and 39.7 years for females.