Debt Avalanche Calculator

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Calculate the time and interest saved by using the debt avalanche method, which prioritizes paying off debts with the highest interest rates first.

More tools:Finance Calculators

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Debt 1 Balance, Debt 1 Interest Rate, Debt 2 Balance, Debt 2 Interest Rate, Debt 3 Balance, Debt 3 Interest Rate, and Total Monthly Payment in the units shown.

Step 2

Read Debt 3 Monthly Payment (Minimum), Debt 2 Monthly Payment (Minimum), Debt 1 Monthly Payment (Minimum), Estimated Total Interest Paid, Total Debt, Estimated Months to Pay Off, Debt 3 Payment (Avalanche), Debt 2 Payment (Avalanche), and Debt 1 Payment (Avalanche) in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

Example calculations

See the inputs and their calculated results.

High Interest Credit Card

Debt 1 Balance: 5,000 USD; Debt 1 Interest Rate: 20 %; Debt 2 Balance: 3,000 USD; Debt 2 Interest Rate: 10 %; Debt 3 Balance: 2,000 USD; Debt 3 Interest Rate: 5 %; Total Monthly Payment: 800 USD

Debt 3 Monthly Payment (Minimum): 9.333333333 USD; Debt 2 Monthly Payment (Minimum): 26 USD; Debt 1 Monthly Payment (Minimum): 84.33333333 USD; Estimated Total Interest Paid: 1,400 USD; Total Debt: 10,000 USD; Estimated Months to Pay Off: 13 months; Debt 3 Payment (Avalanche): 9.333333333 USD; Debt 2 Payment (Avalanche): 26 USD; Debt 1 Payment (Avalanche): 764.6666667 USD

Student Loans

Debt 1 Balance: 10,000 USD; Debt 1 Interest Rate: 7 %; Debt 2 Balance: 5,000 USD; Debt 2 Interest Rate: 6 %; Debt 3 Balance: 3,000 USD; Debt 3 Interest Rate: 5 %; Total Monthly Payment: 600 USD

Debt 3 Monthly Payment (Minimum): 13.5 USD; Debt 2 Monthly Payment (Minimum): 26 USD; Debt 1 Monthly Payment (Minimum): 59.33333333 USD; Estimated Total Interest Paid: 1,150 USD; Total Debt: 18,000 USD; Estimated Months to Pay Off: 30 months; Debt 3 Payment (Avalanche): 13.5 USD; Debt 2 Payment (Avalanche): 26 USD; Debt 1 Payment (Avalanche): 560.5 USD

Car Loan and Credit Card

Debt 1 Balance: 15,000 USD; Debt 1 Interest Rate: 6 %; Debt 2 Balance: 2,000 USD; Debt 2 Interest Rate: 18 %; Debt 3 Balance: 0 USD; Debt 3 Interest Rate: 0 %; Total Monthly Payment: 700 USD

Debt 3 Monthly Payment (Minimum): 0 USD; Debt 2 Monthly Payment (Minimum): 31 USD; Debt 1 Monthly Payment (Minimum): 76 USD; Estimated Total Interest Paid: 1,260 USD; Total Debt: 17,000 USD; Estimated Months to Pay Off: 24 months; Debt 3 Payment (Avalanche): 0 USD; Debt 2 Payment (Avalanche): 624 USD; Debt 1 Payment (Avalanche): 76 USD

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Important

Treat this output as a planning estimate and confirm rates, tax rules, and contract terms before making financial decisions.