Plattville

County:: Grundy County
County Seat:: No
Area (mi²):: 2.259
State:: Illinois

Plattville is a village located in Grundy County, Illinois. Plattville has a 2025 population of 224. Plattville is currently growing at a rate of 0.45% annually and its population has increased by 2.28% since the most recent census, which recorded a population of 219 in 2020.

The average household income in Plattville is $154,881 with a poverty rate of 0.5%.The median age in Plattville is 34 years: 40.5 years for males, and 25.5 years for females.

Demographics

The racial composition of Plattville includes 78.5% White, and smaller percentages for other race, Black or African American, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	157	78.5%
Two or more races	34	17%
Other race	5	2.5%
Black or African American	2	1%
Native American	2	1%

Plattville Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Plattville's average per capita income is $61,667. Household income levels show a median of $140,313. The poverty rate stands at 0.5%.

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	$141,250	-
Families	$140,938	$162,931
Households	$140,313	$154,881
Non Families	$48,750	$68,200

$61,667

Average Income

$140,313

Median Household Income

0.5%

Poverty Rate