Trail is a city in Polk County, Minnesota, United States.

It is part of the Grand Forks, ND-MN Metropolitan Statistical Area.

[7] According to the United States Census Bureau, the city has a total area of 0.998 square miles (2.58 km2), all land.

46.2% of all households were made up of individuals, and 19.2% had someone living alone who was 65 years of age or older.

38.5% of all households were made up of individuals, and 19.2% had someone living alone who was 65 years of age or older.

There were 20.0% of families and 22.2% of the population living below the poverty line, including no under eighteens and 22.2% of those over 64.