How Much Deposit Do You Need to Buy a Home in NSW?

September 11, 2025

With rising interest rates and steady growth in house prices, the property market in New South Wales, particularly in areas like Wollongong, remains competitive. While demand from first-home buyers is strong, lending criteria have become more cautious, and the cost of entry has increased. 


That’s why a common question many people ask is: How much deposit do you need for a home loan? 


Understanding this upfront cost is a key part of planning for home ownership. It helps buyers avoid unexpected financial pressure and assess whether their current savings align with the property they want to purchase. Whether you're aiming to buy a unit in the city or a family home in the suburbs, knowing how much to prepare puts you in a better position from the start.


Let’s take a closer look at what’s required for a home deposit in NSW, and what options may be available if you have less than 20%.




First-Time Buyer in Wollongong? Let’s Simplify the Process.
Whether you’ve saved 5% or 20%, our experienced Wollongong mortgage brokers at SimpleFin will guide you through your deposit options, government schemes, and the full loan application process. Contact our brokers today at 0457 531 124 to get started.



What Is the Minimum Deposit to Buy a House in NSW?


Traditionally, a 20% deposit of the property value is considered standard in NSW. This figure helps lenders reduce risk and allows buyers to avoid additional costs such as Lenders Mortgage Insurance (LMI).


For example:


  • On a property worth $800,000 (approximate median house price in Wollongong), a 20% deposit would equate to $160,000.

  • For a unit valued at $650,000, a 20% deposit would be $130,000.


Lenders assess deposit amounts based on multiple criteria, including your credit score, income, existing financial commitments, and overall borrowing capacity. These are calculated using your loan-to-value ratio (LVR), which compares the loan amount to the property value.


When your deposit is less than 20%, lenders may still approve your application, but they’ll usually require LMI to mitigate their risk.


Can You Buy a House With Less Than 20% Deposit?


Yes, many buyers, especially first-home buyers, are purchasing property with as little as 5%–10% deposit. However, there are financial implications to consider.


Low Deposit Home Loans


Some lenders accept deposits under 20%, but this usually means your LVR exceeds 80%, triggering Lenders Mortgage Insurance.


Example:


A buyer with a 10% deposit on a $700,000 property would need to borrow $630,000, leading to LMI costs ranging between $15,000–$20,000, depending on the lender.


Benefits of a Lower Deposit


  • You can enter the property market sooner.

  • Avoid delays caused by rising house prices.

  • Begin building equity earlier.

Potential Drawbacks


  • Higher loan repayments over time.

  • Added cost of mortgage insurance.

  • Greater exposure to interest rate fluctuations.

  • Risk of mortgage stress if financial conditions change.


Understanding the trade-offs can help buyers determine whether a smaller deposit aligns with their current financial situation and long-term goals.


What Help Is Available for First Home Buyers?


Both the Federal Government and NSW Government offer financial support for first-time buyers to ease the burden of saving for a deposit and other costs involved in buying a home.


Federal Government Initiatives:


  • First Home Guarantee (FHBG): Enables eligible buyers to purchase a property with just 5% deposit, while the government guarantees the loan and removes the need for LMI.

  • First Home Super Saver Scheme (FHSSS): Allows first-home buyers to save part of their deposit through their superannuation fund, offering potential tax benefits and faster savings.

  • Family Home Guarantee: Assists single parents in buying a home with as little as 2% deposit, regardless of previous ownership status.


NSW Government Programs:



These initiatives aim to reduce upfront costs, allowing first-home buyers to enter the market with a smaller deposit and fewer financial barriers.


Compare Loan Options That Match Your Deposit.
Different banks have different rules. If you’re planning to buy a home in Wollongong, our expert Wollongong mortgage brokers at SimpleFin can compare loan options across lenders to find the one that suits your deposit amount and financial goals. Book a free consultation with us today by calling 0457 531 124



FAQ


What is the minimum deposit for a house in NSW?


The minimum is usually 5% to 20% of the property price. Government schemes like the Home Guarantee Scheme can reduce the upfront amount. A mortgage broker can guide you through the loan application process.


How much deposit do I need for a $700,000 house?


A 20% deposit is $140,000, but with the First Home Owner Grant or Home Guarantee Scheme, you may only need $35,000. Use a savings calculator to plan ahead.


Can I buy a home with a 5% deposit in NSW?


Yes, but most lenders will require you to pay LMI, unless you qualify for the First Home Guarantee.


How can I calculate how much deposit I need?


Use tools like a savings calculator, borrowing power calculator, or consult with a mortgage broker for accurate estimates.


Can I buy a property without a full cash deposit?


Yes, deposit bonds are sometimes accepted, particularly in private treaty sales or off-the-plan purchases.



Final Thoughts


Understanding how much deposit you need for a home loan is a crucial step in preparing for homeownership in New South Wales. With changing market conditions and varying lender criteria, it’s important to know your options, whether you're aiming for a 20% deposit or exploring government-backed support with as little as 5%.


If you're planning to buy in Wollongong or the surrounding areas, speaking with a local mortgage broker can make the process clearer and less stressful.


Need personalised advice? Reach out to the team at SimpleFin or call 0457 531 124 to speak with experienced Wollongong mortgage brokers who can guide you through your deposit strategy, available schemes, and the full loan process from start to finish.

Need Wollongong home loan help? Just get in touch.

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