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6 min read April 23, 2026
Verified April 2026

Should You Buy Mortgage Points? The Math That'll Save You $50,000

Most homebuyers waste thousands on mortgage points without doing basic math first. One simple calculation tells you if points will actually save money over your loan term.

Should You Buy Mortgage Points? The Math That'll Save You $50,000

Key Takeaways

  • One mortgage point costs 1% of your loan amount and typically drops your rate 0.25%
  • Most buyers who purchase points break even after 5-7 years, but move after 7 years
  • Skip points if you plan to move, refinance, or pay extra principal within 6 years
  • Tool: Calculate your breakeven point instantly →

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Mortgage points sound like a no-brainer. Pay money upfront, get a lower rate forever. But here's what your loan officer won't tell you: buying points only makes sense if you keep your mortgage long enough to recover the upfront cost.

Most homeowners don't. The average American moves every 7 years. Refinances happen every 4-5 years when rates drop. Yet lenders push points like they're guaranteed money-savers.

Let me show you the real math.

What Are Mortgage Points and How Much Do They Cost?

One mortgage point costs 1% of your total loan amount. On a $400,000 mortgage, one point costs $4,000. Two points cost $8,000.

Each point typically reduces your interest rate by 0.25%. Sometimes 0.125%, sometimes 0.375%. It depends on current market conditions and your credit profile.

Here's where it gets tricky. That rate reduction creates monthly payment savings. But you need those savings to add up to more than what you paid upfront.

The Breakeven Calculation That Changes Everything

The breakeven point tells you exactly how long you need to keep your mortgage to recover your point costs. The formula is simple:

Breakeven Time = Point Cost ÷ Monthly Payment Savings

Let's work through a real example:

Example 1: $400,000 Mortgage, 30-Year Fixed

Without Points:

  • Loan amount: $400,000
  • Interest rate: 6.50%
  • Monthly payment: $2,528

With 2 Points:

  • Point cost: $8,000 (2% of $400,000)
  • Interest rate: 6.00% (0.50% reduction)
  • Monthly payment: $2,398
  • Monthly savings: $130

Breakeven calculation: $8,000 ÷ $130 = 61.5 months (just over 5 years)

You need to keep this mortgage for at least 5 years to break even. Every month after that, you pocket the $130 savings.

When Points Make Financial Sense

Points work best when three conditions align:

  1. You're staying put. Plan to keep your home and mortgage for 7+ years.
  2. Rates are rising. You want to lock in savings before rates climb higher.
  3. You have extra cash. Don't drain your emergency fund to buy points.

Example 2: The Points Success Story

Sarah bought a $500,000 home with 20% down. Her loan amount: $400,000.

She chose to buy 1.5 points for $6,000. This dropped her rate from 6.75% to 6.375%.

Monthly savings: $71 Breakeven time: 84 months (7 years)

Sarah plans to stay in this house for 15+ years. After breaking even in year 7, she'll save $71 monthly for 8 more years. That's an extra $6,816 in her pocket.

Her total savings over 15 years: $6,816. Not bad for a $6,000 investment.

When Points Are a Terrible Idea

Skip points if any of these apply:

You might move within 7 years. You'll lose money. Period.

You plan to refinance soon. Rate drops happen. When they do, your points become worthless.

You're stretching to afford the home. Use that cash for a bigger down payment instead. Avoiding PMI saves more money than points.

You'll pay extra principal. Making extra payments shortens your loan term. This reduces the time you benefit from your lower rate.

The Hidden Cost Most People Miss

Mortgage points aren't just about the upfront cash. You're also losing the opportunity cost of that money.

That $8,000 could earn returns in the stock market. Historically, the S&P 500 averages 10% annual returns. Even conservative investments earn 4-5%.

If you invest $8,000 at 7% returns instead of buying points, you'd have $15,700 after 10 years. Your mortgage points might save you $15,600 over the same period.

The math gets close. This is why the decision often comes down to your specific situation and risk tolerance.

How Rate Environment Affects Your Decision

In rising rate environments, points become more attractive. You're locking in savings before rates climb higher.

When rates are falling or volatile, skip the points. You'll likely refinance within a few years anyway.

Current rate trends matter more than most people realize. If 30-year rates are at 6.5% today but expected to hit 8% next year, those points look pretty smart.

The Refinancing Reality Check

Here's what killed points for millions of homeowners: the refinancing boom of 2020-2021.

People who bought points in 2018-2019 at 5-6% rates refinanced to 3% rates just 2-3 years later. They never came close to breaking even.

This happens more than you think. Rate drops of 1%+ trigger massive refinancing waves. Your carefully calculated breakeven timeline gets thrown out the window.

Alternative Strategies That Often Work Better

Instead of buying points, consider these moves:

Make a bigger down payment. Avoid PMI and reduce your loan balance. The savings are immediate and guaranteed.

Choose a 15-year mortgage. You'll get a lower rate without paying points. Plus you'll own your home in half the time.

Invest the difference. Put that point money in index funds. Historical returns beat mortgage point savings.

Pay extra principal monthly. Same effect as a lower rate, but with flexibility to stop if money gets tight.

How to Run the Numbers Yourself

Don't trust your loan officer's breakeven calculation. They have incentives to sell points.

Use our mortgage calculator to compare scenarios:

  1. Enter your loan details without points
  2. Enter the same loan with points and the new rate
  3. Compare monthly payments and total interest paid
  4. Calculate breakeven time yourself

Factor in your realistic timeline. Be honest about your moving and refinancing plans.

The Bottom Line: When Points Actually Pay Off

Buy points only if you're confident you'll keep your mortgage 7+ years. That's longer than most people think.

The math works best for:

  • Forever homes where you plan to stay 10+ years
  • Borrowers who never refinance or pay extra principal
  • Rising rate environments where you want to lock in savings

Skip points if you're unsure about anything. The upfront cost isn't worth the risk of losing money.

Most importantly, run your own numbers. Every situation is different. A $300,000 loan has different math than a $600,000 loan.

Use CalcMoney's mortgage calculator to see exactly how points affect your specific loan. Input your real numbers, not hypothetical examples. The answer might surprise you.

The right choice saves you thousands. The wrong choice costs you thousands. Do the math first.

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