Alpha Flag

Alpha

County:
Henry County
County Seat:
No
Area (mi²):
0.311
State:
Illinois

Alpha is a village located in Henry County, Illinois. Alpha has a 2025 population of 648. Alpha is currently declining at a rate of -0.77% annually and its population has decreased by -3.57% since the most recent census, which recorded a population of 672 in 2020.

The average household income in Alpha is $94,903 with a poverty rate of 1.39%.The median age in Alpha is 43.6 years: 41.3 years for males, and 44 years for females.

648
Total Population
2,084
Density (mi²)
-5 -0.77%
Growth

Alpha Population

Alpha Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Alpha includes 83.27% White, and smaller percentages for Black or African American, Asian and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White66783.27%
Two or more races13016.23%
Black or African American20.25%
Asian20.25%

Alpha Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Alpha's average per capita income is $47,946. Household income levels show a median of $75,139. The poverty rate stands at 1.39%.

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$84,583-
Families$81,902$109,070
Households$75,139$94,903
Non Families$46,786$60,723

$47,946

Average Income

$75,139

Median Household Income

1.39%

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)