Grafton Flag

Grafton

County:
Jersey County
County Seat:
No
Area (mi²):
35.688
State:
Illinois

Grafton is located in Jersey County, Illinois. Grafton has a 2025 population of 57,503. Grafton is currently growing at a rate of 0.37% annually and its population has increased by 1.88% since the most recent census, which recorded a population of 56,441 in 2020.

The average household income in Grafton is $149,777 with a poverty rate of 3.41%.The median age in Grafton is 40 years: 40.1 years for males, and 40 years for females.

57.5K
Total Population
1,611
Density (mi²)
213 0.37%
Growth

Grafton Population

Grafton Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Grafton includes 80.41% White, 6.92% Asian, 3.2% Black or African American, and smaller percentages for other race, Native American and multiracial populations.

Population by Race

White (80.4%)

Two or more races (7.1%)

Asian (6.9%)

Black or African American (3.2%)

Other race (2.2%)

Native American (0.2%)

Race
Population
Percentage (of total)
White45,61380.41%
Two or more races4,0197.08%
Asian3,9256.92%
Black or African American1,8163.2%
Other race1,2262.16%
Native American1290.23%

Grafton Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Grafton's average per capita income is $68,438. Household income levels show a median of $127,162. The poverty rate stands at 3.41%.

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$162,270-
Families$149,586$167,911
Households$127,162$149,777
Non Families$59,860$72,908

$68,438

Average Income

$127,162

Median Household Income

3.41%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)