How the Debt Avalanche Method Works and How to Use It to Manage Debt!

Key Takeaways:

• The debt avalanche method pays off debts from highest to lowest interest rate, saving you the most money in interest over time.
• You make minimum payments on all debts, then put every extra dollar toward the highest-interest debt, regardless of the balance.
• The debt avalanche method generally saves you more over time, but requires patience, especially if your highest-rate debt has a large balance.
• The debt avalanche method works best for people who stay motivated by long-term savings rather than quick wins.

What is the Debt Avalanche Method?

The debt avalanche method is a debt payoff strategy where you direct all extra payments to the debt with the highest interest rate first, regardless of balance size. Once that debt is paid off, you roll its full payment amount into the next highest-rate debt. You repeat this process until every balance is paid off. 

The core principle is straightforward: interest is the cost of having debt. The higher your interest rate, the faster your balance grows. By targeting high-rate debt first, you reduce how much interest accumulates each month, dollar for dollar. That means more of every payment goes toward the actual balance instead of interest, which is what you want. 

When making minimum payments only, high-interest balances can persist for years because interest keeps compounding. This is particularly true with high-interest debts like credit cards. For example, $5,000 credit card balance at 22% APR paid at the minimum can take a decade to clear and cost more in interest than the original purchase amount. The debt avalanche method disrupts that cycle by aggressively cutting the highest interest debt first.

How The Debt Avalanche Method Works: Step-by-Step

To set up the avalanche method, you need a full list of what you owe, the interest rate on each debt, and a clear picture of your monthly budget.

Step 1: List all your debts by interest rate.

Write down every debt you carry, including credit cards, personal loans, car loans, and medical bills. For each one, record the name, current balance, the minimum monthly payment, and the interest rate or APR.

Step 2: Rank by interest rate, highest to lowest.

This is your payoff order. Balance size does not factor into the ranking. For example, a $500 debt at 24% APR gets targeted before a $5,000 debt at 10% APR.

Step 3: Make minimum payments on everything.

Each month, pay the minimum on every debt. This keeps all accounts current, avoids late fees and penalty rates, and protects your credit score.

Step 4: Check your emergency fund.

Before you put extra money toward any debt, make sure you have a small emergency cushion in place so unexpected expenses don’t push you back into debt. A good first milestone is $1,000 in savings. After that, you can build up your emergency fund gradually while you work your payoff plan. If you use Rocket Money, Smart Savings can help you automatically set money aside based on your spending patterns.

Step 5: Direct all extra money to the top debt.

Whatever you can spare after you pay your minimums goes toward the highest-rate debt. Even $50 or $75 extra per month can significantly shorten a payoff over time. 

Step 6: Roll the payment when a debt clears.

When the top debt is paid off, take the full amount you were paying on it (the minimum payment plus extra) and add it to the payment on the next debt in line. The payment amount grows with each debt you eliminate, which is what builds the avalanche's momentum over time.

Step 7: Repeat until you’re debt-free.

Continue down until every balance is gone.

Debt Avalanche Example: Real Numbers

To see how this plays out, consider three debts:

1. Credit card: $4,000 balance at 24% APR, $80 minimum payment
2. Personal loan: $8,000 balance at 14% APR, $160 minimum payment
3. Car loan: $6,000 balance at 7% APR, $180 minimum payment

Total minimums: $420/month. Assume you have $200 extra per month to put toward debt.

With the avalanche method, the credit card gets the extra $200 first because it carries the highest interest rate at 24% APR. You pay $280/month on the card ($80 minimum plus $200 extra) while also paying the minimum on the other two debts.

At 24% APR, pretend the $4,000 balance clears in 17 months. Once that credit card is gone, you roll the $280 payment you were making on the credit card into the personal loan payment, bringing it to $440/month.

With this new payment on the personal loan, let’s say you pay it off in another 14 months. 

Finally, you roll the personal loan’s payment of about $620/month total into the car loan. With a smaller remaining balance, it clears in about eight months, making the total debt payoff timeline approximately 39 months, with significant interest saved. 

Compared to the debt snowball method, which ignores interest rates and targets the smallest balance first, the avalanche method in this example would have saved more in total interest with a shorter overall timeline.

Debt Avalanche Vs. Debt Snowball

The debt snowball method targets debts from smallest balance to largest, ignoring interest rates. While paying off a small debt quickly can build motivation to continue, the debt avalanche method lets the math drive the strategy. 

The financial difference between the two debt strategies is real but not always dramatic. On most debt portfolios, the avalanche saves a few hundred to a few thousand dollars more than the snowball and finishes slightly faster. That said, the gap widens when high-interest debts like credit cards and large balances come into play. 

The practical difference comes down to how you stay motivated. 

When to choose the avalanche method: you’re numbers-driven and can stay disciplined for several months without a quick win in sight.

When to choose the snowball method: you may have struggled with debt payoff motivation in the past, you have at least one small balance that would clear quickly, or most of your debts carry similar interest rates (meaning the financial impact between methods would be minimal anyway). 

A hybrid approach works for some people too. Start with the snowball to clear one or two small debts and build momentum, then switch to the avalanche for larger balances. You give up a little efficiency at the start in exchange for a psychological runway.

Advantages of the Debt Avalanche Method

Disadvantages and Challenges

Who Should Use the Debt Avalanche Method?

Tools and Apps to Track Your Debt Avalanche

Tools like Rocket Money can support your debt paydown plan by helping you keep track of current debt balances, due dates, determine your budget, and even how much money you might have left over to put toward extra payments. Setting up a budget can help you determine how much of your income can go toward your debt on a weekly or monthly basis. It can often be helpful to use a budgeting app like Rocket Money to help manage your monthly budgeting.

If you prefer to set up and track a debt avalanche plan yourself, you can do so in a simple spreadsheet. First, set up columns for each debt covering the interest rate, current balance, minimum payment, and due date. Then mark which debt you’ll apply an extra payment to and update it after you pay each debt and each new statement arrives. 

Over time you should be able to wipe out an individual debt and move on to the next highest interest debt on the list. 

Common Mistakes to Avoid

Taking on new debt during the payoff process is one of the most common mistakes people make. Every new high-interest charge extends your timeline and can erase months of progress. Treating credit cards as a last resort while working through the avalanche will help keep you on track.

Another common mistake people make is making extra payments on their debt before they have any funds for emergency savings. Building a small emergency fund of at least $1,000 before aggressively paying down debt helps absorb those surprises without derailing your plan.

Lastly, skipping minimum payments on lower-ranked debts to put more toward the top debt should be avoided. Late fees, penalty APRs, and credit score damage can add up quickly if you miss a minimum payment on any debt, and can cost more than the interest savings you were trying to create.

Finally, not adjusting your plan when your income increases is a missed opportunity. A raise, a bonus, or side hustle income is a natural time to increase your extra payments if you can. A quick budget review whenever income shifts in either direction can help you stay on track. 

Frequently Asked Questions

How long does the debt avalanche method take to work?

How long it takes to pay off your debt depends on how much you owe, your interest rates, and how much extra you can consistently put toward debt each month. Most people see a meaningful drop in their highest-rate balance of at least a few months over time, but more you can add above minimums each month, the faster the method works.

What should I do if I have multiple debts with the same interest rate?

When two debts carry the same rate, they are financially equivalent targets. In practice, most people choose the one with the smaller balance, since it will clear faster and free up that payment for the next debt sooner. Technically, eliminating the higher balance debt would likely save you the most in interest. Either choice is valid.

Should I include my mortgage in the debt avalanche method?

Most people keep a mortgage separate from a debt payoff strategy like the debt avalanche method. Mortgage rates are typically lower than credit cards or personal loans and are often viewed by consumers as a general living expense. Assuming your mortgage is currently in good standing, we recommend focusing the debt avalanche on high-interest consumer debt first, then revisit mortgage payoff as a separate goal once your non-mortgage balances are cleared.

What is the difference between APR and interest rate for debt avalanche?

The interest rate is the base cost of borrowing. Your APR or annual percentage rate includes fees and other costs on top of the interest rate, making it a fuller picture of what a debt actually costs you each year. When ranking debts for the avalanche, use APR when it is available. It gives you a more accurate order and prevents underestimating the true cost of a fee-heavy loan.

Ready to start your journey toward a debt-free life? Sign up for a Rocket Money℠ account to track your budget and focus on your debt management goals.