Belvidere Flag

Belvidere

County:
Boone County
County Seat:
Yes
Area (mi²):
12.514
State:
Illinois

Belvidere is a city located in Boone County, Illinois. Belvidere has a 2025 population of 25,306. It is also the county seat of Boone County. Belvidere is currently growing at a rate of 0.02% annually and its population has increased by 0.09% since the most recent census, which recorded a population of 25,283 in 2020.

The average household income in Belvidere is $79,271 with a poverty rate of 15.54%.The median age in Belvidere is 39.7 years: 38.8 years for males, and 40.3 years for females.

25.3K
Total Population
2,022
Density (mi²)
5 0.02%
Growth

Belvidere Population

Belvidere Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Belvidere includes 63.22% White, 22.59% other race, and smaller percentages for Black or African American, Asian, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White15,49563.22%
Other race5,53622.59%
Two or more races2,3519.59%
Black or African American6372.6%
Asian3711.51%
Native American1200.49%

Belvidere Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Belvidere's average per capita income is $39,618. Household income levels show a median of $62,462. The poverty rate stands at 15.54%.

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$99,073-
Families$71,694$91,533
Households$62,462$79,271
Non Families$41,890$50,700

$39,618

Average Income

$62,462

Median Household Income

15.54%

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)