Census ACS 5-Year · 18 metrics compared
California vs Illinois
California and Illinois compared across 18 demographic and economic metrics. Illinois leads in 7 of the comparable categories.
6
California wins
7
Illinois wins
| Metric | California | Illinois |
|---|---|---|
| Population | 39,242,785 | 12,692,653 |
| Median Age | 37.6 | 38.9 |
| Median Household Income | $96,334 | $81,702 |
| Per Capita Income | $47,977 | $45,104 |
| Poverty Rate | 8.4% | 8.2% |
| Unemployment Rate | 4.1% | 3.8% |
| Median Home Value | $695,400 | $250,500 |
| Median Rent | $1,956 | $1,227 |
| Homeownership Rate | 55.8% | 66.8% |
| Bachelor's Degree+ | 36.5% | 37.2% |
| High School+ | 84.6% | 90.3% |
| Work From Home | 15.5% | 14.0% |
| Avg Commute (min) | 29.0 | 28.1 |
| White | 44.0% | 63.3% |
| Hispanic | 2.8% | 1.5% |
| Black | 5.5% | 13.8% |
| Asian | 0.0% | 0.0% |
| Foreign Born | 15.2% | 17.5% |
Related Comparisons
Related Profiles & Comparisons
Frequently Asked Questions
California has a population of 39,242,785 compared to Illinois's 12,692,653.
Across the metrics compared, California leads in 6 categories while Illinois leads in 7. However, "better" depends on what matters most to you, income, cost of living, education, climate, and personal preferences all play a role.
All data from the American Community Survey (ACS) 5-Year estimates by the US Census Bureau.
Comparison based on American Community Survey 5-Year estimates. Green highlighting indicates the "better" value where applicable (higher income is better, lower poverty is better, etc.). Race and ethnicity metrics are not highlighted as there is no "better" value.
Comparing California and Illinois on U.S. population demographics requires lining up the underlying the U.S. Census Bureau ACS and decennial files data side by side. The table above runs the comparison on the canonical fields; the narrative below identifies the factor or factors that drive the most meaningful difference between the two.
For households or analysts using this comparison as a decision input, the right framing is usually not "which is better" in aggregate but "which is better for the specific decision in front of you." the U.S. Census Bureau ACS and decennial files captures the raw data; the framing depends on whether the question is investment, residency, planning, or research.
Source: U.S. Census Bureau ACS, 2026.