Debt Snowball Calculator

Pay off debt using the snowball method — target the smallest balance first.

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Debt Snowball

Enter your debts and see your snowball payoff plan.

Payoff time (snowball)
0 months
Total interest: $0
Total debt
$0
Snowball months
0
Snowball interest
$0
Avalanche interest
$0
Extra cost vs avalanche
$0
Payoff order
—

Worked example

With the default inputs shown below, this calculator returns the following results:

InputValue
Debt 1 — balance / APR3000
Debt 2 — balance / APR5000
Debt 3 — balance / APR10000
Monthly payment ($)$600
ResultValue
Payoff time (snowball)33 months
Total debt$18,000
Snowball months33
Snowball interest$2,620
Avalanche interest$2,553
Extra cost vs avalanche+$67

Values shown are produced by this page in your browser; change any input to update them.

How to use the Debt Snowball

  1. Debt 1 — balance / APR — default 3000
  2. Debt 2 — balance / APR — default 5000
  3. Debt 3 — balance / APR — default 10000
  4. Monthly payment ($) — default $600
  5. Press Calculate to update the results instantly.

Frequently asked questions

List debts smallest to largest, pay minimums on all of them and put every spare dollar on the smallest. When it clears, roll that payment onto the next one.
Usually a little, because you may pay a higher rate for longer on the bigger debts. The difference is often a few hundred dollars.
Because clearing an account entirely early is motivating. Studies of real borrowers show snowball users stick with the plan more often.

Sources & references