Monthly Payment on a $40,000 Loan at 20% APR for 18 Months
A $40,000 loan at 20% APR repaid over 18 months has a monthly payment of $2,590.53. Over the full 18 months (1.5 years) term you'd pay $6,629.50 in total interest, bringing the total cost of the loan to $46,629.50. A 20% APR is typical for borrowers with poor or building credit (below 630). Adjust the figures in the calculator below to see how a different rate, amount, or term changes your payment.
Monthly Payment
$2,590.53
at 20% APR
Total Interest
$6,629.50
over 18 months
Total Cost
$46,629.50
principal + interest
Loan Summary
$40,000 · 20% APR · 18 months
| Loan amount | $40,000 |
| Interest rate (APR) | 20% |
| Term | 18 months (1.5 years) |
| Monthly payment | $2,590.53 |
| Total interest paid | $6,629.50 |
| Total cost of loan | $46,629.50 |
Loan Calculator
Monthly Payment
$2,590.53
Total Paid
$46,629.50
Total Interest
$6,629.50
$40,000 at 20% APR · 18-Month Loan FAQs
What is the monthly payment on a $40,000 loan at 20% APR for 18 months?
The monthly payment on a $40,000 loan at 20% APR over 18 months is $2,590.53. This is calculated with the standard amortization formula and assumes equal fixed payments for the full term.
How much total interest will I pay on this $40,000 loan?
At 20% APR over 18 months, you'll pay $6,629.50 in total interest on a $40,000 loan. Combined with the $40,000 you borrowed, the total amount repaid is $46,629.50.
Is 20% a good APR for a personal loan?
A 20% APR is generally available to borrowers with poor or building credit (below 630). This is on the higher end. Shopping multiple lenders, reducing your debt-to-income ratio, or improving your credit before applying can lower your rate substantially.
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