Omaha Flag

Omaha

County:
Gallatin County
County Seat:
No
Area (mi²):
18.603
State:
Illinois

Omaha is located in Gallatin County, Illinois. Omaha has a 2025 population of 364. Omaha is currently declining at a rate of -3.7% annually and its population has decreased by -12.71% since the most recent census, which recorded a population of 417 in 2020.

The average household income in Omaha is $94,645 with a poverty rate of 7.71%.The median age in Omaha is 29.5 years: 27.2 years for males, and 33 years for females.

364
Total Population
20
Density (mi²)
-14 -3.7%
Growth

Omaha Population

Omaha Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Omaha includes 85.77% White, and smaller percentages for and multiracial populations.

Population by Race

White (85.8%)

Two or more races (14.2%)

Race
Population
Percentage (of total)
White43485.77%
Two or more races7214.23%

Omaha Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Omaha's average per capita income is $35,682. Household income levels show a median of $0. The poverty rate stands at 7.71%.

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$144,167-
Families$138,125$102,967
Non Families$53,125$71,447
Households-$94,645

$35,682

Average Income

$0

Median Household Income

7.71%

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)