Jerseyville

County:: Jersey County
County Seat:: Yes
Area (mi²):: 5.237
State:: Illinois

Jerseyville is a city located in Jersey County, Illinois. Jerseyville has a 2025 population of 8,223. It is also the county seat of Jersey County. Jerseyville is currently declining at a rate of -0.24% annually and its population has decreased by -1.2% since the most recent census, which recorded a population of 8,323 in 2020.

The average household income in Jerseyville is $85,363 with a poverty rate of 15.21%.The median age in Jerseyville is 43 years: 39.9 years for males, and 44.7 years for females.

Demographics

The racial composition of Jerseyville includes 95.64% White, and smaller percentages for Asian, Black or African American, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	7,108	95.64%
Two or more races	261	3.51%
Asian	31	0.42%
Black or African American	16	0.22%
Native Hawaiian or Pacific Islander	13	0.17%
Other race	3	0.04%

Jerseyville Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Jerseyville's average per capita income is $55,242. Household income levels show a median of $71,623. The poverty rate stands at 15.21%.

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	$110,682	-
Families	$90,365	$105,864
Households	$71,623	$85,363
Non Families	$36,971	$50,366

$55,242

Average Income

$71,623

Median Household Income

15.21%

Poverty Rate