Alton, Illinois Population 2022

25,238
map placeholder

Alton is a city located in Madison County Illinois. Alton has a 2020 population of 25,238. Alton is currently declining at a rate of -0.86% annually and its population has decreased by -1.71% since the most recent census, which recorded a population of 25,676 in 2010.

The average household income in Alton is $53,625 with a poverty rate of 25.54%. The median rental costs in recent years comes to $796 per month, and the median house value is $80,400. The median age in Alton is 38.8 years, 35.5 years for males, and 41.5 years for females.

Alton Demographics

According to the most recent ACS, the racial composition of Altonwas:

  • White: 69.89%
  • Black or African American: 24.34%
  • Two or more races: 4.68%
  • Other race: 0.61%
  • Asian: 0.43%
  • Native American: 0.05%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Alton, Illinois is 25,238 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 25,676.

Alton, Illinois Population 2022

Population by Race

Race Population Percentage
White18,51469.89%
Black or African American6,44724.34%
American Indian and Alaska Native120.05%
Asian1150.43%
Some Other Race1620.61%
Two or More Races1,2404.68%
Loading...

Alton Population by Race

Alton Population Pyramid 2022

Loading...

Alton Median Age

38.1


Total

35.4


Male

41.2


Female

Alton Adults

There are 20,061 adults, (4,409 of whom are seniors) in Alton.

Alton Age Dependency

Age Dependency Ratio

28.2

Old Age Dependency Ratio

41.1

Child Dependency Ratio

Alton Sex Ratio

Female

13,801

52.10%

Male

12,689

47.90%

Alton Population by Age

Alton Renter vs Owner Occupied by Household Type

map placeholder

Alton Household Types

Type Owner Renter
Married81.1%18.9%
All60%40%
Male54.4%45.6%
Non Family52.7%47.3%
Female44%56%

60.0%

Rate of Home Ownership

Alton Households and Families

Type Count Average Size Owned
All11,3252.2960
Married3,5482.981.1
Male4803.3154.4
Female2,2293.4544
Non Family5,0681.2552.7

3

Average Family Size

2.29

Average Household Size

Loading...

Alton Households by Type

Loading...
Education Attained Count Percentage
Less Than 9th Grade5322.92%
9th to 12th Grade1,5388.45%
High School Graduate5,35129.38%
Some College5,26128.89%
Associates Degree1,92110.55%
Bachelors Degree2,27212.48%
Graduate Degree1,3367.34%
Loading...

Alton Educational Attainment by Sex (over 25)

Alton Educational Attainment by Race

Loading...
Race Total High School Bachelors
Asian858548
Hispanic30823684
White13,65912,4193,120
Other Race13913025
Black3,7473,009347
2+ Races38936931
Native American1212

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 56.47%.

Alton Educational Attainment by Race

Loading...
Name Average Male Female
Overall$31,847$38,308$27,793
Less Than 9th Grade$15,739$18,676$14,318
High School Graduate$24,184$31,645$21,678
Some College$30,181$36,432$26,950
Bachelors Degree$50,573$56,760$48,103
Graduate Degree$63,333$68,292$52,938

$31,847

Average Earnings

$38,308

Average Male

$27,793

Average Female

Alton Earnings by Educational Attainment

Alton Language by Age

Loading...

Alton Language

97.20% of Alton residents speak only English, while 2.80% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.26% of the population.

Alton Language

Alton Poverty by Race

Loading...
Name Total In Poverty Poverty Rate
Native12866.67%
Black6,3472,72943.00%
Multiple1,23531925.83%
Hispanic46310522.68%
White17,7483,41519.24%
Asian1151513.04%
Other54NaN%

25.54%

Overall Poverty Rate

25.13%

Male Poverty Rate

25.93%

Female Poverty Rate

Poverty in Alton

The race most likely to be in poverty in Alton is Native, with 66.67% below the poverty level.

The race least likely to be in poverty in Alton is Other, with NaN% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.97%. Among those working part-time, it was 28.57%, and for those that did not work, the poverty rate was 36.05%.

Alton Poverty

Loading...
Name Poverty
Less Than 9th Grade55.10%
High School18.73%
Some College17.09%
Bachelors or Greater10.41%

Alton Poverty Rate by Education

Loading...
Rate Poverty
Male Employed9.34%
Male Unemployed46.06%
Female Employed16.07%
Female Unemployed51.18%

Alton Poverty Rate by Employment Status and Sex

Alton Income by Household Type

Loading...
Name Median Mean
Households$43,291$57,407
Families$55,228$68,320
Married Families$74,465-
Non Families$29,585$41,103
Loading...

Income by Household Type

Alton Marital Status

map placeholder

Marriage Rates

36.1%

Overall Marriage Rate

38.6%

Male Marriage Rate

33.9%

Female Marriage Rate

Alton Married by Age and Sex

Loading...

Alton Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Alton Marital Status by Race

map placeholder

Alton Marital Status

Loading...

1,882

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War277
First Gulf War305
Vietnam671
Korea135
World War II11

Alton Veterans by War

Loading...
Age Group Veterans
18 to 34134
35 to 54487
55 to 64350
65 to 74541
75+370

Alton Veterans by Age

Loading...
Name Veterans % of Total
White1,51710.09%
Black3267.65%
Other Race1610.46%
2+ Races234.79%
Hispanic4612.92%

Alton Veterans by Race

Alton Veterans by Education

Loading...

12.02%

Veteran Poverty Rate

37.63%

Veteran Disability Rate

Alton Veterans by Education

Loading...

61.8%

Labor Force Participation

56.8%

Employment Rate

7.9%

Unemployment Rate

Alton Employment by Age

Loading...

Alton Employment by Race

Loading...

Alton Employment by Education

Origin of Non-Citizens

Loading...

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Loading...

73.37%

Born in Alton

98.52%

Native Born

1.48%

Foreign Born

0.51%

Non Citizen

0.97%

Naturalized

Place of Birth

98.52% of Alton residents were born in the United States, with 73.37% having been born in Illinois. 0.51% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Alton Place of Birth

Note: 2021 and 2022 data is projected
Year Population Growth Annual Growth Rate
18503,5850.00%
18606,3322,7475.85%
18708,6652,3333.19%
18808,9753100.35%
189010,2941,3191.38%
190014,2103,9163.28%
191017,5283,3182.12%
192024,6827,1543.48%
193030,1515,4692.02%
194031,2551,1040.36%
195032,5501,2950.41%
196043,04710,4972.83%
197039,700-3,347-0.81%
198034,171-5,529-1.49%
199032,905-1,266-0.38%
200030,496-2,409-0.76%
201027,865-2,631-0.90%
201127,646-219-0.79%
201227,427-219-0.79%
201327,208-219-0.80%
201426,989-219-0.80%
201526,770-219-0.81%
201626,551-219-0.82%
201726,332-219-0.82%
201826,113-219-0.83%
201925,894-219-0.84%
202025,676-218-0.84%
202125,457-219-0.85%
202225,238-219-0.86%

Alton Population by Year