How much car can I afford making $40,000?
$27,963 car price at 15% of income
$4,833 interest over 60 months
Principal $25,167 Interest $4,833. 16¢ of every dollar paid goes to interest.
Car price whose payment ($500.00 a month) is 15% of $40,000 gross income, with 10% down and a 60-month loan at 7.14%, the Fed's average commercial-bank new-car rate (May 2026). Sales tax not included.
Conservative (10% of income): $18,642. Stretch (20%): $37,284.
Source: Federal Reserve G.19, May 2026 survey. An average, not an offer.
10%, 15% and 20% of income
| Share of gross income | Monthly payment | Loan | Car price | Total interest |
|---|---|---|---|---|
| 10% | $333.33 | $16,778 | $18,642 | $3,222 |
| 15% | $500.00 | $25,167 | $27,963 | $4,833 |
| 20% | $666.67 | $33,556 | $37,284 | $6,444 |
By credit score (15% of income)
| Credit tier | Score | Average new-car APR | Car price |
|---|---|---|---|
| Super prime | 781–850 | 4.41% | $29,865 |
| Prime | 661–780 | 6.23% | $28,578 |
| Near prime | 601–660 | 9.67% | $26,348 |
| Subprime | 501–600 | 13.44% | $24,177 |
| Deep subprime | 300–500 | 16.11% | $22,791 |
By loan length
| Term | Rate | Car price | Total interest |
|---|---|---|---|
| 36 months | 7.47% | $17,868 | $1,919 |
| 48 months | 7.47% | $22,990 | $3,309 |
| 60 months | 7.14% | $27,963 | $4,833 |
| 72 months | 7.14% | $32,458 | $6,788 |
Questions
How much car can I afford making $40,000 a year?
About $27,963 if the payment is 15% of gross income ($500.00 a month) with 10% down over 60 months at 7.14%. At 10% of income, about $18,642.
What car payment can I afford on $40,000?
$333.33 a month at 10% of gross income, $500.00 at 15%, and $666.67 at 20%. Insurance, fuel and upkeep come on top.
What is the 20/4/10 rule?
Put at least 20% down, finance for no more than four years, and keep total car costs under 10% of income. On $40,000, a 48-month loan at 15% of income supports about $22,990.
How much car can I afford on $40,000 with bad credit?
At Experian's subprime average of 13.44% for new cars, the same 15% budget buys about $24,177.
Sources
- New-car loan, 60 months average: 7.14%. Federal Reserve G.19 Consumer Credit, terms of credit at commercial banks, series RIFLPBCIANM60NM, as of May 1, 2026; retrieved September 26, 2026.
- New-car loan, 48 months average: 7.47%. Federal Reserve G.19 Consumer Credit, terms of credit at commercial banks, series TERMCBAUTO48NS, as of May 1, 2026; retrieved September 26, 2026.
- Average auto loan APR by credit tier. Experian State of the Automotive Finance Market, Q2 2026; retrieved September 26, 2026.
- State vehicle sales tax and trade-in rules. State revenue departments and DMVs; state rate only, local taxes excluded.
Numbers on this page last changed September 26, 2026. How they are calculated: methodology.