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Refinancing

Refinance Break-Even Math Decides Which Owners Should Refinance as MBA Forecasts Rates Above 7% Through 2027

Refinance break-even math matters more as MBA sees rates above 7% through 2027, but owners near 8% may still recover costs if they weigh a reset loan term.

By Iron Hill Mortgage
· Updated · 4 min read

Franklin, Tenn. — October 14, 2026

The Mortgage Bankers Association expects mortgage rates to stay above 7% through the end of 2027, a forecast that leaves most homeowners without a clear reason to refinance and puts more weight on refinance break-even math for those who might.

MBA forecasts rates above 7% through 2027

In its outlook released Oct. 11 at the association's annual convention in Chicago, MBA projected that the 30-year fixed rate would average 7.3% in the fourth quarter of 2026 and remain above 7% throughout 2027, according to National Mortgage Professional. The association forecast refinance originations falling 17% to $571 billion next year, with purchase lending rising 0.8% to $1.42 trillion, and said it expects two more quarter-point increases by the Federal Reserve, in December and early 2027. Chief economist Mike Fratantoni expects borrowing costs to ease from recent peaks while remaining higher than previously projected.

Who can still benefit from a refinance

Current rates set a high bar. Freddie Mac's weekly survey put the average 30-year fixed rate at 7.40% on Oct. 8, the highest since November 2023, and Zillow's average 30-year refinance rate was 7.39% on Oct. 13, according to Yahoo Finance. A common rule of thumb holds that a refinance may make sense when the new rate is at least half a percentage point to three-quarters of a point below the current one and the owner plans to stay long enough to recover the closing costs. At today's levels, NerdWallet said, that points to existing rates of roughly 7.82% or higher, "but there just aren't too many people for whom that's true."

Most of the recent borrowers who would benefit from a modest decline sit just below that line. Intercontinental Exchange reported in February that nearly 1.3 million recently originated mortgages carry rates between 6.875% and 6.99%, the most common rate band among 2025 loans. When the ICE 30-year conforming index fell to 6.04% in early January, about 4.8 million borrowers were in a position to benefit from refinancing, a figure that has shrunk as rates have climbed.

How to calculate a refinance break-even

The break-even point is the clearest test. To find it, divide the total closing costs of the refinance by the monthly savings on the new payment. The result is the number of months it takes to recover those costs. An owner who expects to keep the loan longer than that may come out ahead, while one who plans to sell or refinance again sooner may not. Rolling the closing costs into the new loan instead of paying them at closing raises the balance and trims the monthly savings, which pushes the break-even further out.

The new loan term changes the comparison. Refinancing into a new 30-year loan restarts the schedule on a mortgage that has already been paid down for several years, so part of a lower payment can come from stretching repayment over a longer term rather than from the lower rate, and total interest on the new loan can exceed what remains on the original. Continuing to pay the original monthly amount on the new loan shortens the payoff.

Other reasons to refinance

Rate is not the only reason owners refinance. ICE's October Mortgage Monitor counted 3.1 million active adjustable-rate mortgages and said about 180,000 are scheduled for their first rate reset next year, including roughly 74,000 seven-year loans from 2020 facing a median payment increase of about $1,066 a month. Owners in that position may weigh a fixed-rate refinance against the size of the coming reset. Those who need cash but hold a low first-mortgage rate may compare a cash-out refinance with financing that leaves the first mortgage in place.

Lenders must provide a Loan Estimate for each application, and the Consumer Financial Protection Bureau recommends requesting several to compare origination charges, third-party fees, points and lender credits side by side. For a refinance, the Loan Estimate's closing costs, set against the change in monthly payment and the length of the new term, supply the figures needed to run the break-even test.

Rates and closing costs vary by borrower and change often. To run the break-even math on your own loan, talk with an Iron Hill loan advisor: book a time here. Iron Hill Mortgage | NMLS #1946451 | Equal Housing Opportunity.

Sources

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