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$500k secured business loans

What a $500k secured business loan takes: equity, security position, exit and timing. Common uses include premises deposits, buyouts and consolidation.

Updated 31 October 2026 · Business Bridging Loans editorial team

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Quick answer

A $500,000 secured business loan is usually backed by a home, investment property or commercial building, either as a first mortgage over a lightly geared property or a second mortgage behind a bank. Typical uses are deposits on business premises, partner buyouts, debt consolidation and contract funding. It is assessed on combined LVR and the exit, with no valuation before approval.

Key points

  • Often needs more equity than one family home alone provides
  • Common uses: premises deposits, buyouts, consolidation, contract funding
  • Two properties can be combined to reach the amount
  • Interest prepaid or capitalised to protect cash flow
  • A documented exit matters more as the amount grows

Where $500k sits in secured lending

Half a million dollars is the point where a secured loan stops being a quick fix and becomes a meaningful piece of business capital. It can fund the deposit and costs on a commercial property, buy out a business partner, consolidate a stack of unsecured debt or carry a business through a major contract. At this size, lenders look a little more closely at the security and the exit, but the process remains far simpler than a bank’s.

Typical uses at $500k

  • Deposit and costs on business premises. Including stamp duty, which can be substantial on a commercial purchase.
  • Partner buyouts. Paying a departing partner their share so the business continues under one owner. See partner buyouts.
  • Debt consolidation. Replacing several unsecured facilities, merchant advances and tax arrears with one loan. See secured debt consolidation.
  • Contract funding. Equipment, materials and labour before a large client pays.
  • Business acquisition. Funding part of the purchase price of another business, alongside vendor finance or bank funding.

Security at this size

A typical suburban home with a moderate bank loan may not have $500k of usable equity on its own. That is why loans at this level often use:

Approach When it works
First mortgage over a lightly geared property The property has little or no existing debt
Second mortgage behind a bank loan Plenty of equity above an existing loan worth keeping
Two or more properties No single property has enough room
Commercial premises plus a home The business owns its building and the director owns a home

Run your numbers through the LVR calculator, including a second property if you have one.

The exit becomes central

Lenders want certainty that $500k plus interest will be repaid. Strong exits include an exchanged sale contract on a property, a bank refinance with an indicative approval or clear criteria, a business sale under contract, or a contract payment schedule from a creditworthy client. A softer exit, such as improving trading, can still work if the term is realistic and the security is strong.

Test a $500k scenario with a specialist before you commit to a purchase or buyout.

Interest and cost

With interest prepaid or added to the loan, a $500k facility need not draw on the business’s cash flow during the term. That matters most for buyouts and acquisitions, where the business is adjusting to new ownership and cannot afford heavy repayments. Every cost is set out in writing, and the bridging cost estimator totals any quote and shows the balance at exit.

An illustrative $500k loan

Illustrative only. Two partners run a successful logistics company; one wants to retire. Their agreement values his share at a level the remaining partner cannot fund from cash, and the bank will not lend until the restructure is complete. The remaining partner’s home and the company’s small depot together secure a $500k loan, with interest capitalised. The retiring partner is paid out on settlement day. A year later, with the business performing well under single ownership, the bank refinances the depot and the private loan is repaid.

What lenders review at this level

  • property details and existing debt for every security property
  • the purpose, with supporting documents such as a contract of sale or buyout agreement
  • the exit, with evidence
  • identity and structure of the borrowing entity and guarantors
  • any ATO or credit issues, which are considered case by case

No valuation is needed before approval, but the lender will look closely at comparable sales for each property.

Common mistakes

  • relying on one property’s equity without testing whether it is enough
  • forgetting stamp duty, legal costs and GST when sizing a purchase-related loan
  • assuming the bank will refinance quickly after a restructure
  • not discussing the arrangement with every property owner early

Larger or smaller?

If $500k is more than you need, see $250k loans. If you need more, see $1 million loans. Loans run all the way from $20,000 to $5,000,000.

Thinking about the buffer

At $500k, a small percentage miss on a sale price or a few extra months on a refinance translates into real dollars. Build the buffer into both the amount and the term: allow for capitalised interest over a realistic period, legal costs at settlement and discharge, and a margin for the exit arriving a little later or a little lighter than planned.

Know where you stand before you commit

A $500k decision deserves a clear view of the security, the cost and the exit before contracts are signed. Tell us the purpose, each property and its debt, and how you plan to repay, and a specialist will tell you whether $500k is achievable and how to structure it. There is no credit check when you first enquire, we do not circulate your enquiry, and complete, accurate details let us give you a firm answer quickly. Start a $500k enquiry.

Frequently asked questions

How much equity do I need for a $500k loan?

Enough that existing debt plus $500k, plus any capitalised costs, sits within the lender's maximum combined LVR for the property type. If one property falls short, a second can be added as security.

Is a first or second mortgage better at $500k?

If the property has little or no existing debt, a first mortgage is simplest. If a good bank loan is in place, a second mortgage leaves it untouched. Your specialist will compare both.

How long does a $500k loan take?

Straightforward deals can still fund in as little as 24 hours once documents are signed. Deals involving several properties or a first mortgagee's consent usually take a few business days.

Can a company borrow $500k against a director's home?

Yes. The director signs as a security provider and guarantor, and other owners of the property, such as a spouse, usually need independent legal advice.

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