Topeka Flag

Topeka

County:
Mason County
County Seat:
No
Area (mi²):
0.137
State:
Illinois

Topeka is a village located in Mason County, Illinois. Topeka has a 2026 population of 55. Topeka is currently declining at a rate of 0% annually and its population has decreased by -5.17% since the most recent census, which recorded a population of 58 in 2020.

The median household income in Topeka is $77,500 with a poverty rate of 0%. The median age in Topeka is 45.9 years: 38.5 years for males, and 54.5 years for females. For every 100 females there are 147.4 males.

55
Total Population
402
Density (mi²)

Topeka Population

Topeka Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20265500%
202555-1-1.79%
20245600%
20235600%
202256-1-1.75%
202157-1-1.72%
20205800%
201970-2-2.78%
20187211.41%
20177100%
201671-1-1.39%
201572-1-1.37%
20147300%
201373-1-1.35%
201274-1-1.33%
201175-1-1.32%
20107600%

Median Age

Overall: 45.9 years
Female: 54.5 years
Male: 38.5 years

Topeka Adults

There are 40 adults, (10 of whom are seniors) in Topeka.

Sex Ratio

Female: 19 (40.4%)
Male: 28 (59.6%)

Demographics

The racial composition of Topeka includes 93.62% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White4493.62%
Two or more races36.38%
Race
Population ↓
Percentage (of total)
White4493.62%
Two or more races36.38%

Topeka Marital Status

Economics and Income Statistics

Topeka 's average per capita income is $40,625. Household income levels show a median of $77,500. The poverty rate stands at 0%.

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
Families$78,125$74,638
Married Families$78,125-
Households$77,500$70,256
Non Families--

$40,625

Average Income

$77,500

Median Household Income

0%

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)