Prairie Grove

County:: McHenry County
County Seat:: No
Area (mi²):: 5.781
State:: Illinois

Prairie Grove is a village located in McHenry County, Illinois. Prairie Grove has a 2025 population of 1,938. Prairie Grove is currently declining at a rate of -0.21% annually and its population has decreased by -1.12% since the most recent census, which recorded a population of 1,960 in 2020.

The average household income in Prairie Grove is $192,933 with a poverty rate of 4.42%.The median age in Prairie Grove is 41.7 years: 41.7 years for males, and 41.8 years for females.

Demographics

The racial composition of Prairie Grove includes 85.64% White, 7.33% Asian, and smaller percentages for other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	1,706	85.64%
Asian	146	7.33%
Two or more races	126	6.33%
Other race	14	0.7%

Prairie Grove Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Prairie Grove's average per capita income is $79,074. Household income levels show a median of $138,229. The poverty rate stands at 4.42%.

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	$182,125	-
Families	$160,000	$220,389
Households	$138,229	$192,933
Non Families	$82,083	$84,353

$79,074

Average Income

$138,229

Median Household Income

4.42%

Poverty Rate