As of March 2026, the Federal Reserve's target range is 3.50%-3.75% and Freddie Mac's average 30-year fixed mortgage rate is 6.22%. Rates touch every part of a 1031 exchange: what replacement property costs, how much leverage works, which cap rates are on offer, and how fast you have to move. Higher rates squeeze purchasing power but widen cap rates; lower rates expand purchasing power but compress yields. Neither environment makes a 1031 exchange a bad idea, but each calls for a different approach.
Why rates matter when the tax break doesn't
A $600,000 mortgage costs about $2,864 a month at a 4% rate. At 7%, the same loan runs $3,992 - a 39% jump, for the identical debt. Nothing about the property changed. Only the rate did.
That gap is why interest rates matter to anyone running a 1031 exchange, even though the exchange itself is untouched by them. A 1031 exchange lets you sell an investment property and defer the tax by buying another, and the size of that deferral doesn't move when rates move. Everything around it does: property values, financing costs, the inventory on the market, and the returns you can earn. That is the part that decides whether a deal works.
Many 1031 exchangers finance their replacement property, so the rate environment shapes the economics directly. As of March 19, 2026, the Federal Reserve's target range is 3.50%-3.75% and the average 30-year fixed mortgage was 6.22%. Those numbers help decide which properties pencil out, how much leverage makes sense, and whether cash flow lands positive or negative.
What higher rates change
Higher borrowing costs shrink what buyers can pay, so prices often soften. For an exchanger that can cut in your favor: you may have sold into the old, higher prices and buy into the newer, softer ones.
Cap rates widen. A cap rate is a property's annual income as a share of its price, so it is the yield a buyer gets before financing. When safe assets like Treasuries and money market funds start paying more, real estate has to offer more to compete. A triple-net (NNN) property, where the tenant covers taxes, insurance, and maintenance, that traded at a 5.0% cap when rates were around 3% might trade at 6.5% when rates are near 7%. Higher cap rate, higher yield for the buyer.
Leverage gets more expensive, and a property that threw off positive cash flow can flip to negative. Exchangers respond by putting more equity down or hunting for higher income.
A slower market can also mean more listings, which helps when you are racing the 45-day clock to name replacement property. And DSTs, or Delaware Statutory Trusts, which let you own a fractional slice of larger institutional properties and still qualify as 1031 replacement property, tend to raise their target distributions in higher-rate periods to stay competitive with fixed-income alternatives.
What lower rates change
Cheap borrowing pulls buyers back in: more competition, higher prices, and replacement property that may cost more than you expected. Cap rates compress, so that same 6.5% cap NNN can tighten to 5.0%, meaning the identical income stream costs a lot more to buy. Leverage, though, is cheap - you can put less equity down and let inexpensive debt do the work. The catch is inventory. Low rates spur demand and give owners less reason to sell, so fewer properties come to market and the 45-day window gets tighter.
Cap rates, mortgage rates, and the spread between them
Cap rates and interest rates tend to move together, and the gap between them, the spread, decides whether borrowing helps or hurts. When the cap rate is higher than the mortgage rate, leverage is accretive: it amplifies the return. When the mortgage rate is higher, leverage is dilutive: it drags the return down.
Scenario | Cap rate | Mortgage rate | Spread | Leverage effect |
|---|---|---|---|---|
Positive leverage | 6.5% | 5.0% | +1.5% | Borrowing amplifies returns |
Neutral | 6.0% | 6.0% | 0% | Borrowing neither helps nor hurts |
Negative leverage | 5.0% | 6.5% | -1.5% | Borrowing reduces returns |
Negative leverage means the property earns less per borrowed dollar than the debt costs: you pay the bank more than the property generates on that money. It doesn't automatically rule out the purchase, since the tax deferral and any appreciation still count. It does mean cash flow will be lower, or negative, once the loan is in the picture.
Financing the replacement property
Rate locks. Rate movements during the 180-day window to close can swing a property's economics, so some exchangers lock a rate as early as the lender allows. Many lenders offer 60-90 day locks; some go to 120+ days for an upfront fee.
Adjustable versus fixed. In a high-rate market, some exchangers choose an adjustable-rate mortgage (ARM), betting rates will fall. That carries risk but can improve cash flow at the start. In a low-rate market, a fixed rate freezes the cost structure in place.
Debt service coverage. Lenders check whether a property's income covers its loan payments, a test called the debt service coverage ratio (DSCR). Higher rates mean higher payments, which can push you toward a larger down payment to clear the ratio.
All cash. Some exchangers in high-rate markets skip financing altogether and buy with cash. That erases interest cost but ties up more equity, and it drops the financing contingency, which speeds closing when you are up against deadlines.
How exchangers adjust to the rate environment
When rates are rising, exchangers tend to lean toward:
- Higher-yielding properties, such as NNN with shorter leases or sub-investment-grade tenants
- DSTs that lock in distributions at current, higher yields
- Less leverage, or an all-cash purchase
- Longer closing timelines, as lenders slow down
- An earlier start, since the 45-day window feels shorter when financing is complicated
When rates are falling, the calculus shifts toward:
- Locking in long-term fixed-rate debt while it is cheap
- Using leverage more heavily where the spread is positive
- Competitive bidding on replacement property
- Reverse exchanges, buying the replacement before the sale closes, when the right property shows up early
- Spreads that open up temporarily, since cap rates can lag rate declines
- CBRE's forecast for 2026: commercial real estate (CRE) investment activity up 16%, with cap-rate compression of 5-15 basis points (hundredths of a percentage point) across most property types, which points to a possible tailwind for exchangers buying early in the year
When rates are volatile, the emphasis lands on:
- Pre-qualifying financing before selling
- Replacement properties with strong fundamentals that don't ride on a rate bet
- A DST kept as a backup identification, for a fast close with no financing needed
- An all-cash purchase where equity allows
Interest rates change the math around a 1031 exchange, not the underlying logic. The tax deferral holds its value in any rate environment; the open question is how to put the deferred capital to work. High-rate periods put the focus on income yield and lighter leverage, low-rate periods on cheap debt used with care. Either way, it starts with the tax number - [run the calculator](/calculator) - and works outward from there.
Frequently asked questions
Should I delay my 1031 exchange if rates are high?
Delaying just means holding your current property longer. If a sale needs to happen, for 1031 reasons or otherwise, the rate environment is a separate question from whether to sell. What it does bear on is which replacement property you choose and how you finance it.
Do interest rates affect the tax deferral itself?
No. The deferral depends on your gain, your tax bracket, and how the exchange is executed, not on interest rates. You defer the same amount whether rates are 3% or 8%.
Are NNN cap rates directly tied to interest rates?
Correlated, not directly tied. NNN cap rates generally move in the same direction as Treasury yields, but with a lag and an inconsistent spread. When rates move fast, NNN pricing can take 6-12 months to fully adjust.