Garnavillo

County:: Clayton County
County Seat:: No
Area (mi²):: 0.944
State:: Iowa

Garnavillo is a city located in Clayton County, Iowa. Garnavillo has a 2025 population of 747. Garnavillo is currently declining at a rate of -0.27% annually and its population has decreased by -1.19% since the most recent census, which recorded a population of 756 in 2020.

The average household income in Garnavillo is $85,210 with a poverty rate of 11.31%.The median age in Garnavillo is 38.8 years: 37.5 years for males, and 47.8 years for females.

Demographics

The racial composition of Garnavillo includes 96.2% White, and smaller percentages for other race, Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	784	96.2%
Other race	16	1.96%
Two or more races	15	1.84%

Garnavillo Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Garnavillo's average per capita income is $40,714. Household income levels show a median of $81,250. The poverty rate stands at 11.31%.

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	$108,500	-
Families	$98,750	$108,822
Households	$81,250	$85,210
Non Families	$30,417	$38,180

$40,714

Average Income

$81,250

Median Household Income

11.31%

Poverty Rate