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Pay interest, repay the loan once

Interest-only business loans secured by property

Interest-only business loans secured by property: how they work, how a private lender sets one up, what you owe at the end and when they make sense.

Updated 25 October 2026 · Private Business Loans lending desk

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Quick answer

An interest-only business loan means you pay only the interest during the term and repay the full amount at the end, usually from a sale or refinance. Private lenders offer them against property for short and medium terms, which keeps cash flow free while the business gets to its exit.

Key points

  • Only the interest is paid during the term
  • The full amount is repaid once, at the exit
  • Keeps cash flow free for the business during the loan
  • The exit must be real, evidenced and inside the term
Repayments
Interest only (or prepaid or capitalised)
Principal
Repaid in one amount at the end
Security
First or second mortgage
Loan size
$20,000 to $5,000,000

What an interest-only business loan is

In a standard business loan you pay back a little of the principal with every repayment, so the balance shrinks over time. In an interest-only loan you pay only the interest while the loan runs. The balance does not fall. When the term ends, you repay the full amount in a single payment.

Private lenders write most of their loans this way. They lend against property for a short or medium period, and they expect to be repaid from a specific event: selling an asset, a bank refinance or a contract payment. Charging principal and interest in the meantime would drain the cash the business needs to get there, so interest-only is the natural fit.

How interest can be handled

Interest-only does not have just one form. On private loans there are usually three.

Paid monthly. You pay the interest each month, as you would on a conventional loan. The balance stays flat, and you repay the principal at the end.

Prepaid. The lender deducts the interest for the whole term from the loan at settlement. You receive less cash but make no repayments, which helps businesses that cannot service monthly payments.

Capitalised. Interest is added to the loan balance and repaid at the end. You receive the full amount now and owe more later. It keeps the most cash in your hands today, at the cost of a larger payout.

Each version changes the cash you receive and the figure you owe at the end. Our caveat loan calculator shows all three from the same offer.

Why businesses choose interest-only

  • Cash flow. Money that would go to principal stays in the business.
  • A short, defined need. A bridge until a sale or a refinance does not need to amortise.
  • Simplicity. One set of payments, then one repayment.
  • Speed. Interest-only structures are standard for fast private loans.

What to watch for

The exit. The whole of the principal is due at once. If the exit slips, you owe the full amount with no repayments behind it. Our exit plan checker tests your plan, and the guide to exits lenders accept explains what lenders want to see.

Minimum interest. Many private loans charge a minimum number of months of interest, even if you repay sooner.

The total cost. Because you are not paying down the principal, the cost is the interest plus fees over the period you hold the loan. Always ask for the total in dollars.

Extensions. If you may need longer, ask about extension terms before you sign.

Secured by property

Private interest-only loans are secured by a mortgage over real estate. That can be a first mortgage, a second mortgage or a caveat. The lender looks at the equity, the property type and the exit rather than your credit score or financial statements, which is why even a business with an imperfect file can often get one.

Interest-only loans and the length of the term

The right term depends on the exit. A confirmed sale due in two months suggests a short loan. A bank refinance that depends on a tax return being lodged might need six to twelve months. A project that sells in stages might need two years. The longer the term, the more important the lender’s pricing and the more worth it a longer-term private loan becomes. For a short, urgent need, a fast short-term loan is usually the better fit.

Is it right for your business?

Interest-only works well when the money has a clear job and a clear end. It works badly when the exit is hopeful rather than evidenced. If the exit is real, it is often the cheapest and simplest way to keep trading while you get there.

A worked example

A builder is owed a large final payment on a completed project, due in about four months, but needs funds now to pay subcontractors and keep another site moving. He owns an investment unit with a modest mortgage. A private lender takes a second mortgage on an interest-only basis for six months, with interest capitalised so that no repayments are due while he waits. When the client pays, he clears the loan in one amount and the mortgage is discharged. The structure worked because the payment was contracted, the exit date sat comfortably inside the term and the equity in the unit was ample.

Questions to ask the lender

Ask how interest is charged and when, whether there is a minimum interest period, what the discharge fee is, what an extension would cost and what happens if the exit is a few weeks late. Ask for every answer in writing, and ask for the payout figure at several different exit dates so you can see how timing changes the cost.

Start your enquiry

Tell us the property, the amount, the term you expect and the exit. There is no credit check when you first enquire, and a person on our desk will show you the options in dollars. Start your enquiry.

Frequently asked questions

What does interest-only mean on a business loan?

You pay the interest during the loan, monthly or built into the deal, and the amount you borrowed stays the same until the end. At the end of the term you repay it in one amount, typically from a refinance, a sale or a contracted payment.

Can interest be capitalised or prepaid instead?

Yes. With prepaid interest the lender deducts it at settlement, so you make no repayments. With capitalised interest it is added to the balance and repaid at the end. Both are common on short private loans, and both change how much cash you receive today.

Is an interest-only loan riskier than a normal loan?

The risk is that the exit does not happen on time, leaving a large amount due. That is why lenders look hard at your exit, and why you should build in a buffer between the expected exit and the end of the term.

What happens at the end of the term?

You repay the full amount. If the exit is delayed, you can ask for an extension, though that usually costs more, or refinance to another lender. Raise it early rather than waiting for the last week.

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