Shell Rock

County:: Butler County
County Seat:: No
Area (mi²):: 1.602
State:: Iowa

Shell Rock is a city located in Butler County, Iowa. Shell Rock has a 2025 population of 1,274. Shell Rock is currently growing at a rate of 0.08% annually and its population has increased by 0.47% since the most recent census, which recorded a population of 1,268 in 2020.

The average household income in Shell Rock is $89,023 with a poverty rate of 6.01%.The median age in Shell Rock is 36.8 years: 36.2 years for males, and 40 years for females.

Demographics

The racial composition of Shell Rock includes 94.55% White, and smaller percentages for Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	1,545	94.55%
Two or more races	79	4.83%
Black or African American	10	0.61%

Shell Rock Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Shell Rock's average per capita income is $49,922. Household income levels show a median of $70,556. The poverty rate stands at 6.01%.

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
Married Families	$83,500	-
Families	$75,365	$99,099
Households	$70,556	$89,023
Non Families	$32,891	$43,689

$49,922

Average Income

$70,556

Median Household Income

6.01%

Poverty Rate