Rock Falls, Iowa

[5] According to the United States Census Bureau, the city has a total area of 0.21 square miles (0.54 km2), all land.

There were 72 housing units at an average density of 347.9 per square mile (134.3/km2).

Hispanic or Latino persons of any race comprised 2.7% of the population.

There were 74 housing units at an average density of 352.4 per square mile (136.1/km2).

The racial makeup of the city was 98.7% White, 0.6% Asian, and 0.6% from two or more races.

19.1% of all households were made up of individuals, and 10.3% had someone living alone who was 65 years of age or older.

There were 69 housing units at an average density of 327.4 per square mile (126.4/km2).

17.6% of all households were made up of individuals, and 8.8% had someone living alone who was 65 years of age or older.

None of the families and 1.1% of the population were living below the poverty line, including no under eighteens and 4.4% of those over 64.

Map of Iowa highlighting Cerro Gordo County