How Do People Decide Which Debt to Focus on Paying Off First?

By The Penny Plan Editorial Team Published July 13, 2026 6 min read

Staring at a list of balances, each with a different rate and a different size, it’s natural to wonder if there’s a “right” order to pay them off in. There isn’t one universal answer, but there are a few well-known ways people think about it.

The short answer

The two most commonly discussed approaches are paying off the highest-interest debt first, which tends to save the most money over time, and paying off the smallest balance first, which tends to build momentum through early wins. Neither is universally correct; the better fit often depends on what actually keeps a person motivated to stick with a plan.

Ranking by interest rate

One common approach lists every debt from highest interest rate to lowest and directs extra payments toward the highest-rate balance while making minimum payments on everything else. Once that debt is gone, the freed-up payment rolls into the next-highest rate, and so on. This method is generally the most efficient in terms of total interest paid over the life of the debts, since the money is always chipping away at the balance costing the most to carry.

Ranking by balance size

A different approach ignores interest rate entirely and instead orders debts from smallest balance to largest. The idea is to knock out the smallest debt quickly, then apply that payment to the next-smallest, building a series of visible wins along the way. This method usually costs somewhat more in total interest compared to the rate-based approach, but the psychological payoff of closing out an account entirely can matter more to some people than the extra dollars.

Why the “best” method depends on the person

Where this fits with other financial priorities

Deciding how to sequence debt payoff often overlaps with other questions, like whether to build savings at the same time. That tradeoff is explored in should you pay off debt or save first, which covers a related but distinct decision.

What people also consider

Beyond the two main methods, some people also factor in which debts carry a cosigner, since a missed payment there can affect someone beyond the primary borrower, a dynamic explained further in what a cosigner should know before agreeing to cosign a loan. Others look at how a given account is affecting their overall credit utilization ratio, since paying down a high-balance revolving account can sometimes have a bigger effect on credit standing than paying off a smaller installment loan.

Where this leaves you

There’s no single method that works best for every household or every mix of debts. The rate-first approach tends to save more money mathematically, while the balance-first approach tends to sustain motivation for people who need to see progress to keep going. Understanding both options makes it easier to choose, or combine, the approach that actually gets followed through to the end.