Alton, IL
Full City Profile · Illinois · St. Louis city County
2.9
/5.0
C+
Fair
25,430
Population
1,623/sq mi density
$53,005
Median Income
$28,970 per capita
$99,500
Home Value
$104,934 Zillow
$948
Median Rent
31.4% income on rent
56°F
Avg Temperature
951
Violent Crime/100K
2,705 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.0 / 5.0
$53,005 median income, 5.1% unemployment
A+
Affordability
5.0 / 5.0
$99,500 home value, $948/mo rent
F
Safety
1.0 / 5.0
951 violent crimes/100K (150% above avg)
C+
Education
2.7 / 5.0
21.2% bachelor's degree or higher
Population Overview
Total Population
25,430
Census 2023
Population Density
1,623
per square mile
Land Area
16.7
square miles (43.4 km²)
Median Age
38.4 yrs
1% below US avg (38.9 yrs)
Gender Distribution
48.0%
Male
52.0%
Female
Race & Ethnicity
| White | 66.7% US: 61.6% |
| Black | 24.2% US: 12.4% |
| Hispanic | 2.7% US: 18.7% |
| Asian | 1.1% US: 5.9% |
| Other | 5.3% |
City vs. U.S. Average
White
66.7%
Black
24.2%
Hispanic
2.7%
Asian
1.1%
Thin line = U.S. average
Language Spoken at Home
| English Only | 96.3% US: 78.5% |
| Spanish | 3.2% US: 13.4% |
| Other Languages | 0.5% |
City vs. U.S. Average
English Only
96.3%
Spanish
3.2%
Thin line = U.S. average
Social Characteristics
Foreign Born
2.3%
Veterans
8.7%
45% above US avg (6%)
Disability
21.7%
67% above US avg (13%)
Health Insurance Coverage
93.6%
2% above US avg (91.4%)
Uninsured
6.4%
26% below US avg (8.6%)
Income Inequality (Gini)
0.495
US avg: 0.490 (0 = perfect equality, 1 = max inequality)
Complete Demographics Data
Population
| Total Population | 25,430 |
| Population Year | 2023 |
| Population Density | 1,623 / sq mi |
| Land Area | 16.7 sq mi |
| Median Age | 38.4 years |
Gender
| Male | 48.0% |
| Female | 52.0% |
Race & Ethnicity
| White | 66.7% |
| Black or African American | 24.2% |
| Hispanic or Latino | 2.7% |
| Asian | 1.1% |
Language
| English Only | 96.3% |
| Spanish | 3.2% |
Social Indicators
| Foreign Born | 2.3% |
| Veterans | 8.7% |
| Disability | 21.7% |
| Health Insurance | 93.6% |
| Uninsured | 6.4% |
| Broadband Access | 88.0% |
| Gini Coefficient | 0.495 |
Classification
| USDA Rural-Urban Code | 1, Metro / 1 million+ |