What Car Can I Afford in Illinois?
Car affordability analysis for Illinois (IL) based on the state's median household income and the 20/4/10 rule.
Illinois Affordability Tiers
Illinois Car Ownership Costs
These state-specific costs affect how much car you can actually afford in Illinois.
Frequently Asked Questions
What car can I afford in Illinois?
Based on Illinois's median household income of $74,225, residents can safely afford a car priced up to $20,182 using the 20/4/10 rule. A moderate stretch budget allows up to $32,370. These figures account for standard financing terms: 6.5% APR, 48-month loan, $5,000 down payment, and include insurance and maintenance costs.
How much should I spend on a car in Illinois?
Financial experts recommend keeping total monthly car costs (payment, insurance, maintenance) under 10% of gross monthly income. At Illinois's median income of $74,225, that means about $619/month for all car expenses, which supports a car priced around $20,182. Illinois has an average car insurance cost of $175/month and gas prices averaging $3.49/gallon.
What is the average car insurance cost in Illinois?
The average full-coverage car insurance in Illinois costs approximately $175 per month (source: NAIC state-level data). This is above the national average of $150/month. Higher insurance costs reduce the amount of car you can afford, as the 20/4/10 rule counts insurance as part of total car expenses. Your individual rate may differ based on age, driving record, vehicle type, and your specific location within Illinois.
How does Illinois car affordability compare to other states?
Illinois ranks #18 out of 50 states for car affordability (1 = most affordable). The safe car budget of $20,182 is 58% below the average new car price of $48,000. Like most states, the average new car is out of reach for the median-income household in Illinois.
Compare With Similar States
States ranked near Illinois in car affordability (by gap from average new car price).
| State | Median Income | Safe Budget | Gap |
|---|---|---|---|
| Illinois (you) | $74,225 | $20,182 | 58% |
| Delaware | $75,340 | $20,548 | 57% |
| New York | $75,910 | $20,735 | 57% |
| North Dakota | $73,959 | $20,095 | 58% |
| Wyoming | $73,983 | $20,102 | 58% |
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Data Sources
- Median household income: U.S. Census Bureau, American Community Survey (ACS) 1-Year Estimates, 2024 vintage.
- Average car insurance: National Association of Insurance Commissioners (NAIC) auto insurance database, supplemented by state Department of Insurance rate filings.
- Gas prices: AAA Daily Fuel Gauge Report and U.S. Energy Information Administration (EIA) state-level averages.
- Registration fees: Illinois DMV / motor vehicle agency published fee schedules.
- Sales tax rate: Illinois Department of Revenue. Reflects state base rate only — local and county taxes may apply.
Methodology: Income data from U.S. Census Bureau ACS estimates (2024 vintage). Calculations use the 20/4/10 rule with 6.5% APR, 48-month loan, $5,000 down payment. State-specific insurance averages derived from NAIC and Insurance Information Institute data. Registration fees and gas prices from AAA and state DMV sources. Sales tax reflects state base rate only — local taxes may apply. Individual insurance costs vary based on age, driving record, vehicle type, and location within the state.