Mortgage curtailment is the practice of making extra payments toward your loan’s principal balance, which reduces the total interest you owe and shortens the time it takes to pay off your home.
If you’ve ever looked at your monthly mortgage statement and wondered how much of that payment actually goes toward your loan balance, you’re not alone. Early in your mortgage, most of each payment covers interest. A smaller slice goes toward the principal. Curtailment flips that equation a little by letting you send extra money straight to the principal.
The word “curtail” just means to cut something short. When you curtail your mortgage, you’re cutting it short by reducing what you owe. That reduction in principal means less interest builds up each month, and you end up paying off your home faster than the original schedule called for.
This matters because mortgage interest compounds over decades. On a 30-year loan, you could pay nearly as much in interest as you borrowed in the first place. Curtailment attacks that problem head-on. Whether you’re adding $50 a month or dropping a lump sum after a bonus, every dollar that goes toward principal is a dollar that won’t generate interest charges for the rest of your loan.
You don’t have to sign up for a special program or refinance to curtail your mortgage. It’s something you can start doing on your own, whenever your budget allows. And the best part? You stay in control of how much and how often.
Understanding how your mortgage payment breaks down is the first step. Every month, your servicer collects a payment that covers principal, interest, and usually escrow for taxes and insurance. AmeriSave and other lenders structure these payments through an amortization schedule, which front-loads interest in the early years and gradually shifts more of each payment toward principal over time.
When you make a curtailment payment, that extra money goes directly to the principal balance. It doesn’t cover next month’s payment or pay ahead on interest. It shrinks what you owe right now. And since interest is calculated on the remaining balance, a lower balance means less interest accrues going forward.
One thing that catches people off guard: your monthly payment doesn’t go down. The amortization schedule recalculates behind the scenes, but your required payment stays the same. What changes is how many payments you’ll have to make. You’re crossing future months off the calendar.
Before you send extra money, contact your mortgage servicer. Some servicers have a specific way they want you to submit extra principal payments. If you don’t tell them the extra amount should go to principal, they might apply it to next month’s regular payment instead. A quick phone call or a note on your payment coupon can clear that up. The Consumer Financial Protection Bureau notes that prepayment penalties generally don’t apply when you pay extra principal in small amounts over time, though it’s always smart to double-check your loan terms.
There are two ways to curtail a mortgage, and the one that makes sense for you depends on your financial situation and goals.
Partial curtailment is the more common approach. You make extra payments toward principal, either monthly or whenever you have spare cash, while continuing your regular mortgage payments. The flexibility here is the big draw. You can send an extra $100 one month, skip the next month if money is tight, and drop $500 after a tax refund. There’s no commitment beyond what you choose to do each time.
With partial curtailment, you’re not paying off the whole loan. You’re just shrinking it piece by piece. Your required monthly payment stays the same, but you’re shortening the number of months left on your loan. Over time, those extra payments add up to real savings in interest. AmeriSave borrowers who want to get started with a curtailment strategy can talk through the numbers with their servicer to see what kind of impact different extra amounts would have.
Full curtailment means paying off your entire remaining mortgage balance at once. This is less common, since most people don’t have that kind of cash sitting around. But if you receive an inheritance, sell another property, or come into a large windfall, full curtailment lets you wipe out your mortgage in one move.
Not every lender handles full payoffs the same way. You’ll want to request a payoff statement, which shows the exact amount needed to close out the loan on a specific date. This figure includes any accrued interest up to that date. If your loan does have a prepayment penalty clause, a full payoff is more likely to trigger it than small partial payments, so read your loan documents carefully.
Numbers tell the story better than anything. Let’s walk through a real example so you can see what curtailment looks like in practice.
Say you take out a 30-year fixed-rate mortgage for $350,000 at 6%. According to Freddie Mac’s Primary Mortgage Market Survey, the 30-year fixed rate has hovered around 6% recently, so this is a realistic scenario. Your monthly principal and interest payment would come out to about $2,098. Over 30 years, you’d pay roughly $405,312 in total interest on top of your original $350,000 balance.
Now imagine you add $200 a month in extra principal payments. Those $200 curtailment payments would save you about $89,756 in interest and cut roughly 6 years and 3 months off your loan. You’d be mortgage-free before the 24-year mark instead of waiting the full 30. And you didn’t have to refinance, pay closing costs, or change any terms of your existing loan to get there.
What if $200 a month feels like too much? Even $100 a month makes a difference. That same $350,000 loan at 6% would save you about $52,411 in interest and finish about 3 years and 8 months early. The point is, you don’t have to go big. Consistency matters more than size when it comes to curtailment.
Curtailment isn’t the right move for every homeowner in every situation. It’s a strong strategy when the conditions line up, though. Here are some questions to ask yourself before you start.
Do you have an emergency fund? If three to six months of expenses aren’t already set aside in savings, that should come first. Sending extra money to your mortgage when you don’t have a safety net can backfire if something unexpected comes up. You can’t easily pull that money back out of your home without selling or borrowing against it.
Are you carrying high-interest debt? Credit cards charging 18% or 22% cost you more than a mortgage at 6%. From a pure math standpoint, paying down those balances first frees up more money in the long run. Once those are gone, you can redirect that cash toward your mortgage.
How long do you plan to stay in the home? Curtailment pays off most when you’re staying put for the long haul. If you’re planning to move in two or three years, the interest savings from curtailment may not be as dramatic. AmeriSave can help you think through whether curtailment or refinancing to a shorter term makes more sense for your timeline.
Are you already saving for retirement? Financial advisors often suggest making sure you’re contributing at least enough to get any employer match in your 401(k) before throwing extra money at a mortgage. The math can go either way, depending on your mortgage rate and expected investment returns, but retirement savings deserve a seat at the table.
People sometimes confuse curtailment with refinancing or recasting. All three can save you money, but they work differently.
Refinancing replaces your current mortgage with a new one, ideally at a lower interest rate or shorter term. It comes with closing costs, a new application, and new loan terms. AmeriSave offers refinance options that may make sense if rates have dropped since you got your mortgage, but refinancing doesn’t make sense for everyone.
Recasting is something different. With a recast, you make a large lump-sum payment toward your principal, and then your lender recalculates your monthly payment based on the new, lower balance. Unlike curtailment, recasting actually lowers your monthly payment going forward. Not all lenders offer it, and there’s usually a fee involved.
Curtailment is the simplest option. No applications, no closing costs, no fees in most cases. You just pay more when you can. The trade-off is that your monthly payment doesn’t change. But if your goal is to get out of debt faster and save on interest, curtailment is hard to beat for sheer ease of use.
Getting started with curtailment is straightforward, but a few pointers can help you avoid common mistakes.
Always label your extra payment as “principal only.” If you send extra money without specifying where it goes, your servicer may apply it to your next month’s regular payment. That doesn’t help you the same way. Many servicers have an online portal where you can designate a principal-only payment. If yours doesn’t, a written note with your check works.
Try automating your extra payments. Set up a recurring transfer so you don’t have to think about it each month. Even $50 or $75 on autopilot adds up over the years. The National Association of REALTORS® reports that the median existing-home price was $396,800 at the start of this year, which means many homeowners are sitting on substantial mortgage balances that could benefit from even modest curtailment efforts.
Use windfalls wisely. Tax refunds, work bonuses, gifts, and side-job income can all go toward a one-time curtailment payment. You don’t have to commit every windfall, but directing even part of one toward your mortgage principal can shave months off your loan.
Keep an eye on your amortization schedule. After you make extra payments, request an updated schedule from your servicer or use AmeriSave’s online tools to see how your payoff date has moved. Watching those numbers shift is motivating.
Consider a family in the Midwest who bought a home for $320,000 with 10% down. Their mortgage balance starts at $288,000 with a 30-year fixed rate of 6.25%. Monthly principal and interest runs about $1,773.
After settling in for a couple of years, they get a raise and decide to put an extra $150 a month toward the principal. Over the remaining life of the loan, that $150 per month saves them roughly $63,000 in interest and gets them to a $0 balance about 5 years and 4 months ahead of schedule. The family didn’t have to change their loan, apply for anything new, or pay a single fee. They just started sending more money to principal and let the math work in their favor.
Five years later, the family gets an $8,000 tax refund and puts $5,000 of it toward a one-time lump-sum curtailment. Combined with their ongoing $150 monthly extras, they end up paying off their home more than 6 years early. That freed-up mortgage payment becomes money they can put toward their kids’ college savings or retirement.
Mortgage curtailment is one of the most accessible tools homeowners have for saving money and getting out of debt sooner. You don’t need a special program or a new loan. You just need a plan and the discipline to stick with it. Start small if you have to. Even $50 a month moves the needle over time. Make sure you’ve got your emergency fund in place, your high-interest debts handled, and your retirement savings on track before you go all-in on curtailment. When you’re ready to see how extra payments could change your payoff timeline, AmeriSave can help you run the numbers and figure out a strategy that fits your budget.
A prepayment is a kind of curtailment. Prepayment is a general term that can mean paying off part or all of the loan early or paying ahead on future monthly payments. Curtailment is a type of payment that focuses on the principal balance. When you make a curtailment payment, the money goes straight to your principal, which lowers the balance and the interest that builds up on it.
AmeriSave's mortgage resources can help you understand the different options if you want to pay off your mortgage early. You can also use the AmeriSave mortgage calculator to see how making extra payments will change when you pay off your loan.
No. Your monthly payment stays the same with standard curtailment. The only thing that changes is how many payments you'll have to make. Your loan's amortization schedule changes to show the lower principal, which means you pay it off faster. You'd have to look into recasting your mortgage or refinancing if you want to pay less each month.
If your main goal is to lower your monthly payment, AmeriSave has refinance options that could help. Use the AmeriSave rate comparison tool to see how the two strategies stack up against each other.
Most lenders don't require you to make extra principal payments. You can send $25, $100, or $1,000. You can choose the amount. Before you start, it's a good idea to check with your servicer to see if they have any rules about when or how you can make extra payments.
If you're not sure what your servicer thinks about curtailment payments, AmeriSave's prequalification process can help you figure out if your current loan structure will help you reach your payoff goals or if a new loan would be better.
Most mortgages that started after the Dodd-Frank Act don't charge prepayment penalties for small extra principal payments. The CFPB has said that prepayment penalties usually only apply if you pay off the whole balance in the first three to five years, not if you send small amounts of extra money. Still, double-check your loan agreement or call your servicer to be sure.
Visit AmeriSave's resources page to learn more about how loan terms work. If you have an older loan with a prepayment clause, refinancing with AmeriSave could get you a loan that doesn't have that restriction.
Yes, but only in very rare cases. If there was a mistake in the loan's amortization calculations or if something needs to be changed after closing, a lender can apply a curtailment. This kind of lender-initiated curtailment usually lowers your principal to fix a mistake in the processing or an overcharge. It doesn't happen often, but it does happen.
If you see a change in your balance that you didn't expect, call your servicer to find out why. You can also use AmeriSave's customer resources to find tools that will help you keep track of your loan balance and understand your amortization schedule.
Putting an extra dollar toward the principal increases your equity by that same dollar. Equity is the amount of money you have left on your home after you sell it. Building equity faster through curtailment gives you more choices later. For example, you might be able to get a home equity loan, drop private mortgage insurance sooner, or just have more money saved up if you decide to sell.
Once your equity position is strong, you should look into AmeriSave's home equity loan options and HELOC products if you want to use your equity in the future.
Your mortgage rate and the return you expect on your investments will determine this. If your mortgage rate is 6% and you think your investments could make 8% or more over time, the numbers might point you toward investing. But investing is risky, while curtailment guarantees you a return equal to your interest rate. A lot of homeowners do a little of both: they put some extra money toward their mortgage and some into retirement or brokerage accounts.
If you're thinking about your options, the first thing you should do is look at your whole financial situation. You can use AmeriSave's prequalification tool to find out where you stand with your current mortgage and what options are best for you.
Call the company that handles your mortgage and ask them how they deal with extra payments on the principal. Some will take them online, while others want a separate check with a note that says "apply to principal." Once you know how it works, pick an amount you can consistently afford and set it to run on its own. You can always change your budget up or down as your money situation changes.
Use the AmeriSave mortgage calculator to help you figure out how much more you need to pay. Enter your balance, interest rate, and extra payment amount to find out how much time and money you could save. And if you're also wondering if refinancing could help your curtailment strategy, check AmeriSave's current rates.