Top tips to finance an office building in Joondalup

What you need to know about commercial property loans when buying office space in Perth's northern business hub

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Buying an office building isn't the same as buying a house

Commercial property finance works differently to residential lending, and that difference shows up immediately in how lenders assess your application. Instead of focusing primarily on your personal income, lenders look at the income the property itself can generate, your business financials, and the commercial viability of the location.

For a purchase in Joondalup, this means the rental yield from office tenants and the property's location relative to the commercial precinct around Grand Boulevard and Boas Avenue become part of the assessment. A medical consulting suite near Joondalup Health Campus will be viewed differently to a standalone office block further from the CBD, even if both cost the same amount. Lenders typically require a deposit of at least 30% for commercial purchases, though some will consider 20% depending on the property type and your business structure. Loan terms are usually shorter than residential mortgages, commonly between 15 and 25 years, and interest rates sit higher, often 1% to 2% above standard variable home loan rates.

Consider a scenario where a growing accounting firm wants to purchase a 200-square-metre office in the Joondalup CBD rather than continuing to lease. The purchase is structured under the business trust, the building is already tenanted by another business on a three-year lease, and the firm plans to occupy the space once that lease expires. The lender assesses the current rental income, the firm's trading history, and the property's location. Because the building generates income and sits in a recognised commercial zone, the application proceeds with a 25% deposit and a 20-year loan term at a variable rate. The firm uses a commercial loan to fund the purchase, securing the property as both an investment and future operating base.

How lenders assess office building purchases

Lenders evaluate the property's ability to service the debt, not just your ability to make repayments. They'll request a commercial valuation, recent financials for your business (usually two years of tax returns and recent BAS statements), and details of any existing tenancies. If the building is fully leased to quality tenants on long-term agreements, that strengthens your position. If it's vacant or you plan to owner-occupy, the lender will assess your business cash flow more closely.

In Joondalup, where the office market includes a mix of strata title suites and standalone buildings, the property type influences the assessment. Strata title offices in managed complexes near the train station tend to be viewed more favourably due to lower maintenance risk and established tenancy appeal. A standalone building may offer more upside, but lenders often apply stricter loan-to-value ratios because of higher holding costs and vacancy risk. Your loan structure also plays a role. Some buyers use a principal-and-interest loan, others prefer interest-only for the first few years to manage cash flow, particularly if the property is held as an investment. Lenders will consider both, but interest-only terms are typically shorter and may require stronger financials.

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What a 70% LVR really means for your deposit and costs

A 70% loan-to-value ratio means the lender will finance up to 70% of the property's valuation, and you'll need to cover the remaining 30% plus all associated costs. Those costs include stamp duty, legal fees, valuation fees, and any building or pest inspections. Stamp duty on commercial property in Western Australia is calculated on a sliding scale, and it can represent a significant portion of your upfront outlay.

If you're purchasing an office building as part of a business expansion or relocation, you'll need to budget for fit-out costs as well, particularly if the space requires modifications to suit your operations. Some lenders will consider rolling certain costs into the loan if the LVR remains within their policy, but most expect you to fund settlement costs separately. The deposit itself must come from genuine savings or equity in another property. Lenders won't accept borrowed funds as a deposit for commercial purchases, and they'll scrutinise the source during the application process. In our experience, buyers who underestimate settlement costs or assume they can borrow the full amount often face delays at the final stage, so it's worth mapping out the full financial requirement before making an offer.

Interest rates and loan structures for commercial property

Commercial interest rates are higher than residential rates, and they vary depending on the lender, the property type, and your financial position. Variable rates are more common, but some lenders offer fixed terms for commercial loans, usually up to five years. A fixed rate can provide certainty, particularly if you're managing cash flow around other business commitments, but break costs apply if you exit early or refinance before the term ends.

Most commercial loans also include flexibility around repayments. You might structure the loan as interest-only for the first three to five years, then switch to principal-and-interest. This approach works well if you're purchasing an investment property and want to maximise rental yield in the early years. Alternatively, if you're owner-occupying and want to reduce debt faster, a principal-and-interest structure from the outset will cost more per month but save on total interest over the life of the loan. Some lenders also offer redraw facilities or offset accounts on commercial loans, though these features are less common than in residential lending. If you need ongoing access to funds for business purposes, a revolving line of credit secured against the property might be a better fit than a standard business loan product.

Why location matters for lenders in Joondalup

Joondalup's commercial property market is anchored by the CBD precinct, the health and education campuses, and proximity to major infrastructure like the Mitchell Freeway and Joondalup train station. Lenders view office buildings in these areas as lower risk because of consistent tenant demand and established commercial activity. A property near Lakeside Joondalup Shopping City or within walking distance of Edith Cowan University will generally receive a more favourable assessment than a property on the outskirts of the suburb with limited foot traffic or transport links.

That doesn't mean properties outside the core precinct won't be financed, but the LVR may be lower, or the lender may require additional evidence of tenant demand or business viability. If you're purchasing a property that's currently vacant or underutilised, be prepared to demonstrate how you'll occupy or lease the space. Lenders want to see a plan, not just a purchase. Location also affects valuation. A commercial valuer will consider comparable sales, rental yields, and the strength of the local market. In a suburb like Joondalup, where office buildings range from small strata units to multi-level complexes, the valuation can vary widely even within the same street.

What to expect during the application and settlement process

The application process for a commercial property loan takes longer than a residential application. Expect four to six weeks from submission to approval, sometimes longer if the lender requests additional documentation or a more detailed valuation. You'll need to provide business financials, personal identification, details of the property and any existing leases, and a contract of sale.

Once the loan is approved, settlement typically occurs within 30 to 60 days, depending on the terms of the contract. During this period, the lender will arrange a commercial valuation, conduct their own due diligence, and prepare the formal loan documents. If you're refinancing an existing commercial loan to fund the purchase, timing becomes more involved, as the discharge and new settlement need to align. Some buyers use commercial bridging finance to cover the gap if they're selling one property to fund another, but this adds cost and complexity. If you're planning to lease part of the building to offset loan repayments, make sure tenancy agreements are in place before settlement. Lenders may request evidence of rental income before they release funds, particularly if the loan serviceability depends on it.

Purchasing an office building in Joondalup gives your business a tangible asset and a base in one of Perth's most active northern commercial hubs. The process involves more documentation and a different assessment framework than residential property, but the outcome can deliver both operational and financial benefits. Call one of our team or book an appointment at a time that works for you.

Frequently Asked Questions

How much deposit do I need to buy an office building in Joondalup?

Most lenders require a deposit of at least 30% for commercial property purchases, though some will consider 20% depending on the property type and your business financials. You'll also need to cover stamp duty, legal fees, valuation costs, and any fit-out expenses separately.

How do lenders assess a commercial property loan application?

Lenders focus on the property's income-generating potential, your business financials, and the location's commercial viability. They'll request a commercial valuation, recent tax returns, BAS statements, and details of any existing tenancies or your business cash flow if you plan to owner-occupy.

Are commercial property interest rates higher than home loan rates?

Yes, commercial interest rates are typically 1% to 2% higher than residential home loan rates. They vary depending on the lender, property type, and your financial position, with both variable and fixed rate options available.

How long does it take to settle a commercial property purchase?

The application process usually takes four to six weeks from submission to approval. Settlement typically occurs within 30 to 60 days after approval, depending on the contract terms and completion of the lender's due diligence and valuation.

Does location affect my ability to get finance for an office building?

Yes, lenders view properties in established commercial areas like Joondalup CBD more favourably due to consistent tenant demand and lower vacancy risk. Properties outside the core precinct may receive lower LVRs or require additional evidence of business viability.


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Book a chat with a Mortgage Broker at Three Sixty Finance today.