Alto Pass Flag

Alto Pass

County:
Union County
County Seat:
No
Area (mi²):
2.134
State:
Illinois

Alto Pass is a village located in Union County, Illinois. Alto Pass has a 2025 population of 303 . Alto Pass is currently declining at a rate of -0.66% annually and its population has decreased by -2.88% since the most recent census, which recorded a population of 312 in 2020.

The average household income in Alto Pass is $72,387 with a poverty rate of 5.56%. The median age in Alto Pass is 45.2 years: 34.9 years for males, and 49.2 years for females. For every 100 females there are 106.5 males.

303
Total Population
142
Density (mi²)
-2 -0.66%
Growth

Alto Pass Population

Alto Pass Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Alto Pass includes 85.26% White, 3.68% other race, and smaller percentages for Native American and multiracial populations.

Population by Race

White (85.26%)

Two or more races (8.42%)

Other race (3.68%)

Native American (2.63%)

Race
Population
Percentage (of total)
White32485.26%
Two or more races328.42%
Other race143.68%
Native American102.63%

Alto Pass Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Alto Pass' average per capita income is $36,458. Household income levels show a median of $59,583. The poverty rate stands at 5.56%.

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$79,722$94,308
Married Families$79,444-
Households$59,583$72,387
Non Families$40,625$42,531

$36,458

Average Income

$59,583

Median Household Income

5.56%

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)