Rock Falls

County:: Cerro Gordo County
County Seat:: No
Area (mi²):: 0.207
State:: Iowa

Rock Falls is a city located in Cerro Gordo County, Iowa. Rock Falls has a 2025 population of 142. Rock Falls is currently declining at a rate of -0.7% annually and its population has decreased by -4.7% since the most recent census, which recorded a population of 149 in 2020.

The average household income in Rock Falls is $70,694 with a poverty rate of 11.2%. The median age in Rock Falls is 39.3 years: 42.5 years for males, and 34.3 years for females.

Demographics

The racial composition of Rock Falls includes 100% White, and smaller percentages for Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander, other race, Two or more races and multiracial populations.

Population by Race

White

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Two or more races

Race	Population	Percentage (of total)
White	125	100%
Black or African American	0	0%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%
Other race	0	0%
Two or more races	0	0%

Rock Falls Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Rock Falls' average per capita income is $42,083. Household income levels show a median of $66,875. The poverty rate stands at 11.2%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Families	$77,500	$91,118
Married Families	$69,375	-
Households	$66,875	$70,694
Non Families	-	$40,600

$42,083

Average Income

$66,875

Median Household Income

11.2%

Poverty Rate