Portland is a city in Traill County, North Dakota, United States. The population was 578 at the 2020 census.
Portland is the smaller neighbor city of nearby Mayville, when grouped together it's offten called "May-Port.
History
The first settlement at Portland was made in 1871. Portland was laid out and platted in 1881 when the railroad was extended to that point. A post office has been in operation at Portland since 1882.
Geography
According to the United States Census Bureau, the city has a total area of , all land.