Read the screenplay: FANNIEGATE — $7 trillion. 17 years. The biggest fraud in American capital markets.→

Free Debt Payoff Tool

Debt Snowball
Calculator

Compare the Snowball (smallest balance first) and Avalanche (highest interest first) methods side by side. Enter your debts, set your extra monthly payment, and see exactly when you will be debt-free.

Your Debts

$
%
$
$
%
$
$
%
$
$

Amount above all minimums directed at the target debt

Total debt$58,200
Weighted avg rate7.37%
Total min payments$875/mo
Total monthly payment$1,175/mo

Snowball Method: Pay off the smallest balance first, regardless of interest rate. When it is eliminated, roll its payment into the next smallest. Quick wins build momentum. Popularized by Dave Ramsey.

Total Debt

$58,200

Debt-Free Date

Jan 2031

4 yr 10 mo

Total Interest

$9,106

Interest Saved

$7,236

vs. minimum payments

Months to Payoff

58

Months Saved

28

vs. minimum payments

Debt Freedom Countdown (Snowball)

4

Years

:

10

Months

Debt-free by January 2031

Snowball vs. Avalanche Comparison

See which method works best for your specific debts

MetricSnowballAvalancheMin. Only
Time to debt-free4 yr 10 mo4 yr 10 mo7 yr 2 mo
Total interest paid$9,106.41$9,106.41$16,342.32
Total amount paid$67,306.41$67,306.41$74,542.32
Debt-free dateJan 2031Jan 2031May 2033

Both methods perform nearly identically for your debts. Go with Snowball for faster psychological wins.

Payoff Order

Snowball Order

1.
Credit Card$5,200
May 2027
2.
Car Loan$18,000
Dec 2028
3.
Student Loan$35,000
Jan 2031

Avalanche Order

1.
Credit Card$5,200
May 2027
2.
Car Loan$18,000
Dec 2028
3.
Student Loan$35,000
Jan 2031

Your Extra $300/mo Saves You

$7,236 in interest and 2 yr 4 mo off your payoff timeline compared to minimum payments only.

Minimum Payments Only: 7 yr 2 mo

Paying only minimums costs $16,342 in total interest and takes until May 2033. That is $7,236 more in interest than the snowball method.

MonthCredit CardCar LoanStudent LoanInterestTotal Bal.
Apr 2026→ Credit Card$4,870$17,723$34,790$357.54$57,383
May 2026→ Credit Card$4,533$17,443$34,580$348.75$56,556
Jun 2026→ Credit Card$4,190$17,163$34,368$339.82$55,721
Jul 2026→ Credit Card$3,840$16,881$34,156$330.76$54,877
Aug 2026→ Credit Card$3,484$16,597$33,942$321.55$54,023
Sep 2026→ Credit Card$3,120$16,312$33,728$312.21$53,161
Oct 2026→ Credit Card$2,750$16,026$33,513$302.73$52,288
Nov 2026→ Credit Card$2,373$15,737$33,296$293.09$51,406
Dec 2026→ Credit Card$1,988$15,448$33,079$283.31$50,515
Jan 2027→ Credit Card$1,596$15,156$32,860$273.38$49,613
Feb 2027→ Credit Card$1,197$14,863$32,641$263.29$48,701
Mar 2027→ Credit Card$790$14,569$32,421$253.05$47,779

Get Glen's Musings

Occasional thoughts on AI, Claude, investing, and building things. Free. No spam.

Unsubscribe anytime. I respect your inbox more than Congress respects property rights.

G

Glen's Take

$58,200 is serious debt, but you're taking the right step by making a plan. Snowball will give you those crucial early wins — you need to feel like you're making progress when the numbers are this big. I ran a hedge fund analyzing balance sheets — the companies that won were the ones that attacked their highest-cost debt first. But the ones that survived were the ones that stayed motivated. Same applies to your personal balance sheet.

How the Debt Snowball Works

“The debt snowball works because it is more about behavior change than math.”

— Dave Ramsey

The debt snowball method is simple: list all your debts from smallest balance to largest. Make minimum payments on everything except the smallest debt, which gets every extra dollar you can throw at it. When that debt hits zero, take everything you were paying on it and add it to the next smallest. The payments compound like a snowball rolling downhill.

The avalanche method follows the same principle but targets the highest interest rate first. This always saves more on interest. But researchers at Harvard Business Review and the Kellogg School of Management found that people who paid off small debts first were significantly more likely to eliminate all their debt. The psychological boost of crossing a debt off the list creates a feedback loop of motivation.

Step-by-Step Snowball Process

  1. List all debts from smallest balance to largest, regardless of interest rate.
  2. Make minimum payments on every debt except the smallest.
  3. Attack the smallest debt with every extra dollar — cut expenses, sell stuff, pick up a side hustle.
  4. When it hits $0, take that entire payment and roll it into the next smallest debt.
  5. Repeat until every debt is eliminated. Each payment gets larger as freed-up minimums compound.

When to Choose Avalanche Over Snowball

If you have high-interest credit card debt (20%+) alongside low-rate loans (5-7%), the avalanche method can save you thousands. The bigger the spread between your highest and lowest rates, the more avalanche wins. Use this calculator to see the exact dollar difference for your specific situation.

Many people use a hybrid approach: knock out one or two small debts with snowball for the motivational boost, then switch to avalanche for the remaining high-rate debts. There are no rules here except one: any structured plan beats paying minimums.

Frequently Asked Questions

What is the debt snowball method?
The debt snowball method, popularized by Dave Ramsey, pays off your debts from smallest balance to largest, regardless of interest rate. You make minimum payments on everything except the smallest debt, which gets all your extra money. When that debt is eliminated, you roll its payment into the next smallest debt, creating a 'snowball' effect of increasingly larger payments.
What is the debt avalanche method?
The debt avalanche method pays off debts from highest interest rate to lowest. You make minimum payments on all debts except the one with the highest APR, which receives all extra funds. This approach minimizes total interest paid and is the mathematically optimal strategy, though it may take longer to see your first debt fully paid off.
Which is better: debt snowball or debt avalanche?
The avalanche method always saves more money on interest. However, research from Harvard Business Review shows people using the snowball method are more likely to successfully eliminate all their debt because the quick wins maintain motivation. The best method is the one you will actually stick with. Many financial experts recommend starting with snowball for momentum, then switching to avalanche once you have built the habit.
How much extra should I pay toward debt each month?
Even $50 to $100 extra per month can dramatically reduce your payoff timeline. Look for money in subscriptions you don't use, dining out less, or picking up a side hustle. On a $5,000 credit card at 23% APR, adding $100/month cuts your payoff time from 7+ years to about 2 years and saves over $3,000 in interest.
Should I pay off debt or save for an emergency fund first?
Most financial experts, including Dave Ramsey, recommend saving a small emergency fund ($1,000) first, then attacking debt aggressively, then building a full 3-6 month emergency fund. Without a starter emergency fund, unexpected expenses force you back into debt and destroy your momentum.
Does the snowball method work for student loans?
Yes, especially if you have multiple student loans with different balances. Federal student loans are often split into multiple sub-loans. The snowball method lets you eliminate smaller sub-loans quickly, reducing the number of payments you manage and building confidence. For private student loans with high rates, avalanche may save significantly more.
Can I combine the snowball and avalanche methods?
Absolutely. A popular hybrid approach is to pay off one or two small debts first using the snowball method to build momentum, then switch to the avalanche method to minimize interest on larger, higher-rate debts. The critical factor is consistency — any structured approach beats minimum payments.
How does this calculator handle minimum payments?
This calculator applies your minimum payment to each debt every month, then directs your entire extra payment amount to the target debt (smallest balance for snowball, highest rate for avalanche). When a debt is paid off, its minimum payment is freed up and added to the extra payment, accelerating the payoff of the next debt in line.
What if I can only afford minimum payments right now?
Start with minimums and look for ways to free up even $25-50 extra per month. Cancel unused subscriptions, negotiate bills, or sell items you no longer need. Even small extra payments make a meaningful difference over time. The calculator shows you exactly how much time and interest minimums-only costs versus having extra to throw at debt.
Should I pay off debt before investing?
If your debt has a higher interest rate than your expected investment return (typically 7-10% in the stock market), pay off the debt first. Credit card debt at 20%+ should always be eliminated first. However, always capture your employer's 401(k) match — that is an instant 50-100% return that beats any debt interest rate.

Recommended Resources

Tools & books I actually use and recommend

The Psychology of Money

Morgan Housel on why managing money is about behavior, not intelligence. Short, brilliant chapters you'll re-read.

View on Amazon

The Little Book of Common Sense Investing

John Bogle's manifesto on why low-cost index funds beat everything else. Straight from the founder of Vanguard.

View on Amazon

TradingView

Best charting platform out there. Real-time data, screeners, and a community of millions of traders.

Try TradingView

Some links above are affiliate links. I only recommend products I personally use. See my full disclosures.

Keep Exploring

Calculator

Debt Payoff Calculator

Our full-featured debt payoff tool with charts and presets.

Read moreCalculator

Budget Calculator

Build a 50/30/20 budget and find money to throw at debt.

Read moreCalculator

Savings Rate Calculator

See how your savings rate compares and project your wealth.

Read moreCalculator

Emergency Fund Calculator

Find out how much you need in your emergency fund before attacking debt.

Read morePopular

FIRE Calculator

Once you are debt-free, see when you can reach financial independence.

Read moreCalculator

Net Worth Calculator

Track your total assets minus liabilities and watch your net worth grow.

Read more

Built by Glen Bradford at Cloud Nimbus LLC • Delivery Hub — free Salesforce work tracking & project management