Your Guide to Construction Loans for Home Extensions

Everything Mitcham homeowners need to know about financing a home extension project with construction loans and what to expect.

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Understanding Construction Loans for Home Extensions

Thinking about adding that extra bedroom, extending your kitchen, or creating a new living space at your Mitcham home? A home extension can transform your property and lifestyle, but understanding how to finance it can feel overwhelming. That's where construction finance comes in.

Unlike a standard home loan where you receive the full loan amount upfront, construction funding works differently. With construction loans, you only draw down the money as you need it throughout your building project. This means you'll only charge interest on the amount drawn down at each stage, which can save you considerable money compared to borrowing the full amount from day one.

How Construction Finance Works for Extensions

When you're planning a home extension in Mitcham, your construction loan application will need to include detailed plans and costings. Lenders want to see your council plans, development application approval, and council approval before they'll consider your application.

Here's what you'll typically need:

  • Approved building plans and permits
  • A fixed price building contract from a registered builder
  • Engineer's reports and soil tests (if required)
  • Detailed quotations showing the project cost
  • Evidence of existing property value

The beauty of working with Mobile Mortgage Solutions is that we can access Construction Loan options from banks and lenders across Australia, helping you find the right fit for your project and circumstances.

The Progressive Drawing Process

Construction loans operate on a progressive drawdown system. Instead of receiving all your funds at once, the money is released in instalments as your extension progresses. This protects both you and the lender, ensuring funds are only released when work has been completed.

Your lender will require a progress inspection at each stage before releasing funds. This typically follows your progress payment schedule, which might look something like:

  1. Base stage (foundation and slab) - 15-20%
  2. Frame stage - 15-20%
  3. Lock-up stage (roof, windows, doors) - 35-40%
  4. Fixing stage (internal fit-out) - 20-25%
  5. Completion - 5-10%

Each time you reach a stage, your builder will request payment. The lender arranges a progress inspection, and once approved, releases funds directly to your builder. You'll pay a Progressive Drawing Fee for each inspection, typically between $200-$400 per draw.

Ready to get started?

Book a chat with a Mortgage Broker at Mobile Mortgage Solutions today.

Interest Rates and Repayment Options

During the construction phase, most lenders offer interest-only repayment options. This means you'll only pay interest on the amount that's been drawn down, not the entire loan amount. This can make your repayments more manageable while construction is underway.

Your construction loan interest rate might be slightly higher than standard home loan rates during the building phase. However, many lenders offer a construction to permanent loan, which automatically converts to a standard home loan once your extension is complete. This saves you from having to refinance later.

Fixed Price Contracts vs Cost Plus

Most lenders prefer fixed price contracts when providing construction funding. A fixed price building contract means your registered builder quotes a total price for the project, giving everyone certainty about costs.

Some builders offer cost plus contracts, where you pay the actual costs plus a builder's margin. While this can work for smaller projects, many lenders are cautious about this arrangement as costs can escalate.

For your extension project, working with a registered builder who can provide fixed price contracts will typically make your construction loan application smoother and give you peace of mind about your final costs.

Owner Builder Considerations

If you're considering managing your own extension project as an owner builder, you should know that owner builder finance is harder to secure. Most mainstream lenders won't provide building loan facilities to owner builders due to the increased risk.

However, there are specialist lenders who may consider owner builder finance if you have relevant building experience and proper insurance. You'll need to demonstrate you can manage the project, coordinate plumbers, electricians, and other trades, and pay sub-contractors according to the Progressive Payment Schedule.

Council Approvals and Timeframes

Before your construction funding can be released, you'll need your development application approved and all necessary permits in place. In Mitcham, this process can take several months depending on the complexity of your extension.

Most construction loans require you to commence building within a set period from the Disclosure Date - typically 6-12 months. This means you need to have your registered builder ready to start once finance is approved. Planning ahead is essential to meet these timeframes.

How Mobile Mortgage Solutions Can Help

Navigating progress payment finance for your extension doesn't have to be complicated. As your local mortgage broker in Mitcham, we understand the area, local building regulations, and what lenders look for in construction loan applications.

We work with you from the planning stage, helping you understand how much you can borrow and structuring your construction funding appropriately. Whether you're planning a modest extension or a substantial renovation, we'll help you access suitable construction finance options.

Our team can also assist with related finance needs, from home loans through to refinancing your existing mortgage to fund your project.

Additional Considerations for Your Extension

When planning your extension, remember that quality construction costs money. While it's tempting to cut corners, working with reputable builders and tradespeople will ensure your extension adds lasting value to your Mitcham property.

Consider whether additional payments for variations might be needed during construction. Your fixed price building contract should outline how variations are handled and costed. Some lenders will allow you to access additional funds if required, though this needs approval.

You'll also want to think about the loan amount you're comfortable with. Just because you can borrow a certain amount doesn't mean you should. Consider your ongoing repayments once construction is complete and the loan converts to standard home loan repayments.

Making Your Extension Dreams Reality

A well-planned extension can transform your Mitcham home without the hassle and expense of moving. With the right construction finance in place, you can build your dream addition while managing your cash flow effectively through the construction phase.

Whether you're adding a second storey, extending out the back, or creating a new wing, understanding how construction funding works puts you in control of your project from day one.

Ready to discuss your extension project and explore your construction loan options? Call one of our team or book an appointment at a time that works for you. We're here to help Mitcham residents turn their home extension plans into reality with finance solutions that work for your situation.


Ready to get started?

Book a chat with a Mortgage Broker at Mobile Mortgage Solutions today.