Brooklyn township Flag

Brooklyn township

County:
Lee County
County Seat:
No
Area (mi²):
36.219
State:
Illinois

Brooklyn township is located in Lee County, Illinois. Brooklyn township has a 2026 population of 680. Brooklyn township is currently declining at a rate of -0.29% annually and its population has decreased by -2.3% since the most recent census, which recorded a population of 696 in 2020.

The median household income in Brooklyn township is $63,846 with a poverty rate of 4.43%. The median age in Brooklyn township is 42 years: 35.9 years for males, and 50.8 years for females. For every 100 females there are 120.1 males.

680
Total Population
19
Density (mi²)
-2 -0.29%
Growth

Brooklyn township Population

Brooklyn township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026680-2-0.29%
2025682-2-0.29%
2024684-2-0.29%
2023686-7-1.01%
2022693-5-0.72%
202169820.29%
2020696-2-0.29%
2019742-5-0.67%
2018747-3-0.4%
201775000%
2016750-4-0.53%
2015754-7-0.92%
2014761-4-0.52%
2013765-3-0.39%
2012768-16-2.04%
2011784-9-1.13%
2010792-1-0.13%

Median Age

Overall: 42 years
Female: 50.8 years
Male: 35.9 years

Brooklyn township Adults

There are 498 adults, (178 of whom are seniors) in Brooklyn township.

Sex Ratio

Female: 309 (45.4%)
Male: 371 (54.6%)

Demographics

The racial composition of Brooklyn township includes 88.24% White, and smaller percentages for Black or African American, other race, Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White60088.24%
Two or more races507.35%
Black or African American142.06%
Other race131.91%
Asian30.44%
Race
Population ↓
Percentage (of total)
White152.21%
Other race131.91%
Two or more races50.74%
Race
Population ↓
Percentage (of total)
White58586.03%
Two or more races456.62%
Black or African American142.06%
Asian30.44%

Brooklyn township Marital Status

Economics and Income Statistics

Brooklyn township 's average per capita income is $37,045. Household income levels show a median of $63,846. The poverty rate stands at 4.43%.

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$68,977-
Families$66,563$82,521
Households$63,846$78,365
Non Families$34,479$67,634

$37,045

Average Income

$63,846

Median Household Income

4.43%

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)