· By Juan Murray
What Does a 2/1 Buydown Mean for Boston Buyers?
A 2/1 buydown is a temporary financing arrangement that lowers your mortgage payment as if the rate were 2 percentage points lower in year one and 1 percentage point lower in year two, before the payment returns to the full note rate for the rest of the loan. Your note rate doesn't change. Funds deposited at closing, often from the seller or builder, cover the difference for the first 24 months.
What Does a 2/1 Buydown Mean for Boston Buyers?
A 2/1 buydown is one of the few tools that softens the first two years of payments without changing the loan itself. Sellers sometimes offer one in Boston condo and multi-family negotiations instead of cutting the asking price. For the broader buy-now-or-wait question, see buying a Boston home now or waiting for lower rates. If you're a seller weighing a buydown against a price cut, see seller concession vs. price reduction. The Boston buyer guide covers the rest of the purchase process.
Key Takeaways
- A 2/1 buydown lowers your payment as if the rate were 2 points lower in year one and 1 point lower in year two, and your note rate never changes.
- On a $560,000 loan at a 7% note rate, a 2/1 buydown costs about $13,052, roughly 2.3% of the loan.
- On a conventional loan, Fannie Mae requires lenders to qualify you at the note rate, so a buydown doesn't help you qualify for a larger loan.
- Seller-paid buydowns count as concessions and share Fannie Mae's contribution limits, such as 6% of the price when the loan-to-value is between 75.01% and 90%.
- Property taxes, insurance, and condo fees don't get discounted, so run the full year-three payment before you sign a Purchase and Sale Agreement.
How Does a 2/1 Buydown Work?
Your payment is figured at a lower rate for two years while the loan itself stays the same. The loan is a standard 30-year fixed-rate mortgage. Only the payment schedule changes temporarily. Example: on a 7% note rate, a 2/1 buydown sets your payment as if the rate were 5% in year one and 6% in year two. From year three, the payment is at the full 7% for the remaining 28 years.
This is not an adjustable-rate mortgage, and it's not a lower locked rate. The 7% rate was always the rate; the first two years of payments are subsidized. Your loan documents and amortization schedule reflect the full note rate from day one.
Where Does the Buydown Money Go?
At closing, a lump sum goes into a buydown account. Each month for two years, the servicer draws from it to cover the difference between your reduced payment and the full note-rate payment. In year three, the account is used up and you pay the full amount.
If you sell or refinance before the funds run out, Fannie Mae's Selling Guide says the remaining funds may be credited toward the payoff, or returned to the borrower or the lender, as the buydown agreement specifies. Read that agreement before you count on a refund.
How Much Does a 2/1 Buydown Cost in Boston?
The cost is the total payment difference over the 24 months, so it depends on your loan amount and note rate.
Example: a $700,000 Jamaica Plain condo with 20% down leaves a $560,000 loan. At a 7% note rate, the monthly principal and interest payment is about $3,725.69. At 5% it's about $3,006.20, and at 6% about $3,357.48.
- Year one subsidy: $719.49 a month × 12 = $8,633.88
- Year two subsidy: $368.21 a month × 12 = $4,418.52
- Total buydown cost: about $13,052, roughly 2.3% of the loan
At a lower note rate, the same 2-and-1-point reduction costs a bit less. Ask your lender for the exact figure on your loan.
Property taxes, insurance, and condo fees don't get discounted. Your escrow for taxes and insurance stays at its full amount every month, so your total monthly housing cost drops less, in percentage terms, than the headline rate discount suggests. Run the full number before deciding the subsidy is worth negotiating for.
Who Pays for a 2/1 Buydown?
Sellers, builders, and lenders commonly fund buydowns, and buyers can fund their own. A seller-paid buydown keeps the contract price intact while lowering the buyer's early payments. Whether a seller will agree depends on how much competition there is for the home.
Seller-paid buydowns count as concessions. Under Fannie Mae's interested party contribution limits, total seller contributions on a principal residence can't exceed 3% of the price (or appraised value, if lower) when the loan-to-value is over 90%, 6% between 75.01% and 90%, and 9% at 75% or less. The $13,052 buydown in the example above, on a $700,000 purchase at 80% loan-to-value, is within the 6% limit of $42,000, but it shares that room with any closing-cost credit the seller also gives. FHA, VA, and other programs have their own rules.
Is a 2/1 Buydown a Good Idea for Boston Buyers?
It can be, if you expect your income to rise, plan to refinance if rates fall, or the seller is paying for it. On a conventional loan, Fannie Mae requires lenders to qualify you at the note rate, not the bought-down rate, so the buydown doesn't help you qualify for a larger loan. It only affects your cash flow in years one and two. If you can't comfortably afford the year-three payment today, a buydown delays the strain; it doesn't remove it.
Compare it with a price cut. A $13,000 price reduction on the example home lowers the loan by $10,400 at 20% down and reduces the payment for all 30 years, by about $69 a month at 7%. The buydown saves far more in the first two years and nothing after. Which is better depends on how long you'll keep the loan.
How Does a 2/1 Buydown Compare With a 3/2/1 or Permanent Buydown?
A 2/1 buydown lasts two years, a 3/2/1 lasts three, and a permanent buydown lowers the rate for the life of the loan.
2/1 buydown: 2 points below the note rate in year one, 1 point below in year two, full rate from year three. 3/2/1 buydown: 3, 2, and 1 points below in years one through three, full rate from year four, at a higher upfront cost. Permanent buydown (discount points): a lower note rate for the life of the loan.
Fannie Mae limits temporary buydowns to a reduction of no more than 3 percentage points, with the rate rising no more than 1 point per year, and doesn't allow them on investment properties or cash-out refinances. Buyers planning to keep the loan for many years often get more from permanent points; buyers who expect to move or refinance sooner may prefer a temporary buydown. Your lender can compare the break-even on each.
What Are the Pitfalls of a 2/1 Buydown for Boston Buyers?
The main pitfall is the payment step-up on top of fixed costs that never discounted. Example: a Jamaica Plain condo assessed at $700,000 would owe about $8,680 a year in Boston property tax at the FY2026 residential rate of $12.40 per $1,000, roughly $723 a month before any residential exemption. Add a $700 monthly condo fee and you have more than $1,400 in fixed costs on top of the mortgage. When the payment steps up to the full note rate in year three, those costs are still there. Run the math on the full year-three payment, including taxes and fees, before you sign a Purchase and Sale Agreement.
What Should You Ask Before Accepting a 2/1 Buydown?
Answer these five questions first.
- Can you afford the full note-rate payment today? If not, the buydown is masking an affordability problem.
- Is the seller or builder paying, or are you? A seller-funded buydown is a different decision from spending your own cash.
- Do you plan to refinance within 24 months? A refinance depends on rates you can't control, so don't count on it, and check what happens to unused funds under your buydown agreement.
- Have you priced in property taxes and condo fees at your specific address? They don't change with the buydown.
- Would a price reduction or closing-cost credit serve you better? Compare the two with your lender using the real numbers.
FAQ
What does a 2/1 buydown mean in plain terms?
Your payment is calculated at a rate 2 points below your note rate in year one, 1 point below in year two, and at the full note rate for the remaining 28 years. The note rate never changes; only the payment is subsidized for 24 months.
Is a 2/1 buydown a good idea?
It can be if your income is rising, you may refinance, or the seller is paying. It's a weaker choice if you're stretching your budget with no clear plan for the full payment in year three.
How much does a 2/1 buydown cost?
It equals the total payment difference over two years. On a $560,000 loan at a 7% note rate, that's about $13,052. The figure changes with the rate and loan amount, so get it from your lender.
Can you refinance after a 2/1 buydown?
Yes. Under Fannie Mae's guidelines, unused buydown funds may be credited toward the payoff or returned to the borrower or lender, depending on what the buydown agreement says.
Does a 2/1 buydown lower the total interest on the loan?
No. The loan's interest is the same as without a buydown. The subsidy pays part of your first 24 payments, so what you pay out of pocket is lower by the subsidy amount, but whoever funds the buydown is paying that difference.
How does a 2/1 buydown work for the seller?
The seller funds the buydown as a concession at closing, and the contract price stays the same. The concession counts toward the loan program's limits on seller contributions.
The bottom line: a 2/1 buydown lowers only your first two years of payments, so accept one only if you can comfortably afford the full note-rate payment, taxes, and fees from year three.
Sources
- Fannie Mae Selling Guide B2-1.4-04, Temporary Interest Rate Buydowns: https://selling-guide.fanniemae.com/sel/b2-1.4-04/temporary-interest-rate-buydowns
- Fannie Mae Selling Guide B3-4.1-02, Interested Party Contributions: https://selling-guide.fanniemae.com/sel/b3-4.1-02/interested-party-contributions-ipcs
- City of Boston, FY2026 tax rates: https://www.boston.gov/departments/assessing/how-we-tax-your-property
Have questions? Let's connect.
About Juan Murray
Juan Murray is a Boston broker associate with more than 30 years of experience helping buyers, sellers, and investors across Greater Boston, personally leading every transaction from the first conversation through closing.
RE/MAX Real Estate Center · (978) 581-0801
Equal Housing Opportunity. Juan Murray is licensed as a Broker in Massachusetts, regulated by the Massachusetts Board of Registration of Real Estate Brokers and Salespersons. This article is general information only and does not constitute legal, tax, or financial advice. Confirm your specific costs and obligations with your closing agent, tax advisor, or lender.
