California vs Illinois
Full comparison across 7 data dimensions from official U.S. government sources.
Reading the California vs Illinois Comparison
California and Illinois are compared here using the state-tier cuts of the same federal feeds that supply the metro pages, BEA Regional Price Parities, HUD Fair Market Rent averages, BLS Occupational Employment and Wage Statistics rolled up to the state, FBI Uniform Crime Reports at state resolution, NCES school counts, and Department of Labor childcare cost filings. The overall cost index is 110.7 in California against 100.0 in Illinois, a 10.8-point gap on a scale where 100 is the national average, points above 100 mean goods and services cost more than the typical U.S. bundle, points below mean less. Two-bedroom Fair Market Rent averages $2,053/mo in California vs $1,063/mo in Illinois, a statewide headline that masks wide intra-state spread, rural counties and core metros inside the same state often differ by a factor of two or more.
BLS reports a median salary of $83,172 across 18,087,660 jobs in California versus $74,900 across 6,050,620 jobs in Illinois. After adjusting through BEA Regional Price Parities, $100,000 earned in California has the same in-state purchasing power as $90,280 in Illinois - the single most important lens for comparing nominal salaries between states, because wages and rents usually move together. On public safety, FBI UCR reports violent-crime rates of 476.8 per 100,000 residents in California vs 277.5 in Illinois, with property-crime rates of 1985.9 and 1664.8 respectively, state-level rates blend urban, suburban and rural incidence, so local readings inside either state will deviate substantially from these averages.
NCES reports 10,006 public schools in California at a 21.5:1 student-teacher ratio against 3,845 schools at 14.0:1 in Illinois. Charter share, a signal of school-market structure, is 12.8% in California vs 3.5% in Illinois. The practical frame: no two states score the same across cost, housing, wages, safety, and schools at once, and a state that "wins" on one dimension routinely loses on another. The tables below break each dimension out so a household can weight the ones that matter for its own situation, cost-of-living purchasing power for retirees, schools for families, wages for career relocators, rent for renters not buying, rather than collapsing them into a single winner-takes-all verdict. All figures trace back to federal agencies named in each section.
๐ฐ Cost of Living BEA โ
| Category | California | Illinois |
|---|---|---|
| Overall RPP | 110.7 | 100.0 |
| Goods | 106.1 | 103.8 |
| Services | 158.9 | 85.0 |
| Rents | 154.3 | 93.9 |
Salary Equivalent
$100,000 in California = $90,280 in Illinois
๐ Average Rent (FMR) HUD โ
| Bedrooms | California | Illinois |
|---|---|---|
| Studio | $1,513/mo | $774/mo |
| 1 Bedroom | $1,647/mo | $853/mo |
| 2 Bedroom | $2,053/mo | $1,063/mo |
| 3 Bedroom | $2,752/mo | $1,370/mo |
| 4 Bedroom | $3,164/mo | $1,561/mo |
๐ก๏ธ Crime Rates FBI โ
| Crime Type (per 100K) | California | Illinois |
|---|---|---|
| Violent Crime | 476.8 | 277.5 |
| Property Crime | 1985.9 | 1664.8 |
๐ผ Wages & Employment BLS โ
| Metric | California | Illinois |
|---|---|---|
| Avg Median Salary | $83,172 | $74,900 |
| Total Employment | 18,087,660 | 6,050,620 |
๐ Schools NCES โ
| Metric | California | Illinois |
|---|---|---|
| Total Schools | 10,006 | 3,845 |
| Student-Teacher Ratio | 21.5:1 | 14.0:1 |
| Charter Schools | 12.8% | 3.5% |
๐ถ Childcare Costs (Annual Avg) DOL โ
| Age Group | California | Illinois |
|---|---|---|
| Infant (Center) | $17,920/yr | $12,257/yr |
| Toddler (Center) | $12,300/yr | $10,556/yr |
| Preschool (Center) | $11,385/yr | $9,481/yr |
๐ฟ Environment EPA โ
| Metric | California | Illinois |
|---|---|---|
| EPA Facilities | 1,426 | 1,145 |
| Water Systems | 3,077 | 1,783 |
| Superfund Sites | 116 | 56 |
| Water Violations | 17,550 | 2,825 |
Frequently Asked Questions
Is California more expensive than Illinois? ▼
How do rents compare between California and Illinois? ▼
Which state has higher salaries - California or Illinois? ▼
Is California or Illinois safer? ▼
How do schools compare in California vs Illinois? ▼
Where does the state comparison data come from? ▼
Research Guides
Data from BEA, HUD, FBI UCR, BLS OES, NCES, DOL, and EPA. Not affiliated with the U.S. Government.
Disclaimer: This comparison is provided for informational purposes only and does not constitute financial, legal, or relocation advice. Consult a qualified professional before making decisions based on this data.