Rossie is a city in Clay County, Iowa, United States.

[5] According to the United States Census Bureau, the city has a total area of 0.15 square miles (0.39 km2), all land.

There were 27 housing units at an average density of 186.9 per square mile (72.1/km2).

There were 29 housing units at an average density of 193.3 per square mile (74.6/km2).

23.1% of all households were made up of individuals, and 3.8% had someone living alone who was 65 years of age or older.

There were 26 housing units at an average density of 172.8 per square mile (66.7/km2).

22.7% of all households were made up of individuals, and 9.1% had someone living alone who was 65 years of age or older.

There were 11.1% of families and 9.5% of the population living below the poverty line, including no under eighteens and none of those over 64.