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What a Mortgage Recast Costs (Fees and Extras)

RD By RecastDesk editors · Updated October 2026 · 7 min read

A recast usually costs $150 to $500, occasionally nothing, and almost never more than $1,000. That is one to two orders of magnitude cheaper than a refinance, and it is the main reason the recast exists as a product at all. But the fee is the least interesting number on the page: the real cost of a recast is the liquidity you give up, and the interest that keeps accruing while the servicer processes the request.

The short answer

Budget $150–$500 for the servicer's fee, and expect a small interest cost from the gap between the day your money lands and the day the new payment takes effect. On a $50,000 lump sum at 6.5% that gap runs about $8.90 a day, or roughly $250 over four weeks.

Some servicers charge nothing and a few charge more than $500, especially where the loan has been modified or the servicer is a smaller specialty outfit. The fee is negotiable far less often than people hope, but it is waivable more often than they expect — usually through a promotion or a relationship-pricing programme rather than a phone argument.

Why the fee varies so much between servicers

A recast is not a regulated product with a prescribed fee. It is a servicing courtesy that each company prices on its own, and the variation tracks three things: how much manual work the process involves, whether the investor behind the loan permits recasts at all, and how much the servicer wants to discourage small requests.

The practical consequence is that no published list of "recast fees by lender" stays accurate for long. Fees move, servicers get acquired, and a policy that was $250 last year can be "we don't offer that" this year. Ask your own servicer for the number in writing rather than trusting a comparison table — including any table, including ours. What we do instead is keep the per-servicer policy pages current with what each company publishes, and point you at the source.

What the fee actually buys

You are paying for an administrative action, not for money. The servicer has to re-run the amortisation on the remaining balance, issue a new schedule, adjust the autopay instruction if you have one, and update the escrow analysis so the next statement reconciles. None of that is expensive to do, but it is manual, and manual work in a servicing shop is priced by exception.

What you get for it is a lower mandatory payment with the same rate and the same payoff date. That distinction matters: the fee buys flexibility, not savings. If you would keep paying the old amount anyway, the fee buys you nothing at all — you would have been better off sending the same lump sum as extra principal and keeping the shorter payoff.

The costs that are not the fee

Three real costs sit outside the fee, and only one of them appears on any statement.

Interest during processing. The lump sum typically applies on the effective date, not the day the wire arrives. Two to six weeks is real money: at 6.5% the $50,000 sitting in transit costs about $8.90 a day, so a month of lag is roughly $270 — comparable to the fee itself.

Liquidity. Moving $50,000 from a savings account into home equity is a one-way door. Getting it back means selling, or borrowing against the house at a worse rate than the mortgage you just paid down. If that $50,000 is your emergency fund, the true cost of the recast is the emergency fund.

Opportunity cost. Cash in a 4% account earns something; equity in a house at 6.5% saves something. The comparison is genuinely close at current spreads, which is why "recast or invest" is a real question and not a rhetorical one.

Worth knowing: The fee is the visible cost and the smallest one. If the decision hinges on a $300 charge, the lump sum is probably too small to make the recast worth doing at all.

Using the fee in the decision

The only arithmetic you need: divide the fee by the monthly saving — the recast calculator does it for you and shows the figure in months. That is how many months of saving it takes to earn the fee back, and it is the number that should drive the decision.

Lump sum on a $320,000 loan at 6.5% Monthly saving Fee Break-even
$10,000about $66$3004.5 months
$25,000about $164$300under 2 months
$50,000about $328$300under 1 month

The pattern is obvious once it is laid out: the fee matters only when the lump sum is small, and a small lump sum usually fails the servicer's minimum anyway. For any recast that clears the minimum, the fee is close to noise. That is why the break-even test is really a test of whether you will keep the loan long enough to collect the saving, not a test of the fee.

Compared with what a refinance costs

A refinance on a $270,000 balance commonly carries two to six percent in closing costs — $5,400 to $16,200 — and buys you a new rate, a new term and a new round of underwriting. The recast fee is $150 to $500 and buys a lower payment on the loan you already have.

That gap is the entire economic case for recasting, and it holds even when a refinance would technically save more interest. A half-point rate cut looks better on paper until you price the closing costs and notice that the new thirty-year clock has added years of interest back.

Can you get out of paying it?

Occasionally, yes. Three routes are worth trying before you accept the fee: ask whether the servicer is running a recast promotion (some waive it for borrowers coming off a forbearance plan), ask whether a relationship or loyalty programme covers it, and ask whether the fee is lower if you submit through the online portal rather than by post.

What does not work is arguing that the fee is unreasonable. It is not regulated, and the person on the phone cannot waive it. If the number is genuinely unacceptable, the alternative is not a discount — it is a different product: extra principal costs nothing and shortens the loan, it simply does not lower the payment.

Frequently asked questions

The questions that come up most often.

Q
Is the recast fee tax deductible?
Almost never as a fee. It is a servicing charge for an administrative action, not points or mortgage interest, so it does not fit the deduction categories most homeowners use. The interest on the smaller balance is still deductible under the same rules as before the recast — the recast changes the balance, not the character of the debt. Ask a tax professional rather than a servicer; the servicer will tell you it is not their department, and they are right.
Q
Can I add the fee to my loan balance instead of paying cash?
In practice no. Financing a fee would raise the balance, which is the opposite of what a recast requires, and servicers that offer recasts expect the fee paid separately from the principal reduction. If a company offers to roll costs into the balance, you are being offered a refinance, not a recast, with the closing costs financed — a materially different and more expensive product.
Q
My servicer quoted more than $500. Is that normal?
It happens, though it is outside the common band. Higher fees show up on loans that have been through modification, on some specialty and non-prime servicers, and where the investor adds its own review step. Ask what the fee consists of and whether there is a separate investor fee on top. Two separate charges totalling $700 is a different answer from one $700 charge with no explanation.
Q
Do I get the fee back if the recast is declined?
Usually you are not charged if the request fails, because the fee is taken when the recast is processed rather than when it is submitted. Get that confirmed before you send funds, and ask specifically what happens to the fee if the principal reduction turns out to be below the servicer's minimum after the money lands. That is the scenario where people end up paying for nothing.
Q
Is a recast ever not worth the fee?
Yes — when you will not keep the loan long enough to recover it. A $300 fee against a $40 monthly saving takes seven and a half months, which is fine if you stay five years and pointless if the house is listed in the spring. The same test applies to larger recasts: the fee is trivial, but it buys a saving you only collect while you own the loan.