Portland is a city in Ionia County of the U.S. state of Michigan.

Ionia County histories say that Philo Bogue built a trading post on the Grand River later that year, the Bogue Flats Recreation Area now being named for him.

[4] Portland has been home to several Native American tribes, and was the dwelling-place of John Okemos in the 1850s.

[7] As of the census[9] of 2010, there were 3,883 people, 1,640 households, and 1,039 families residing in the city.

There were 1,797 housing units at an average density of 680.7 per square mile (262.8/km2).

31.7% of all households were made up of individuals, and 11.9% had someone living alone who was 65 years of age or older.

As of the census[3] of 2000, there were 3,789 people, 1,507 households, and 1,054 families residing in the city.

26.9% of all households were made up of individuals, and 12.6% had someone living alone who was 65 years of age or older.

Portland is a council-manager government, in which the city council appoints one of its members as mayor and another as mayor pro tem — a city council member with extra ceremonial duties who chairs council meetings in the mayor's absence.