A fixed rate loan locks your interest rate for a set period, usually one to five years, which means your repayments stay the same regardless of what the market does.
For first home buyers in Cronulla, this predictability can help with budgeting during those early years of ownership, especially if you're stretching to afford a property close to the beach or near the train line. Understanding how fixed rates work, what you give up to get that certainty, and whether they suit your situation is worth sorting out before you apply.
What a Fixed Rate Loan Actually Gives You
You get a locked interest rate for the term you choose, which protects you if rates rise but also means you miss out if they fall. Most lenders offer fixed terms from one to five years, with three years being the most common choice. During the fixed period, your repayments won't change, which makes it easier to plan for other expenses like rates, strata, and insurance.
The trade-off is flexibility. Fixed rate loans typically don't come with an offset account, and if they do, the account often doesn't reduce your interest. You can usually make extra repayments, but most lenders cap them at around $10,000 to $30,000 per year. If you break the loan early by selling, refinancing, or paying it out, you may face break costs that can run into thousands of dollars depending on how much rates have moved since you locked in.
Consider a buyer who fixes at 6.2% for three years and then needs to sell 18 months later because of a job relocation. If the lender's current three-year rate is now 5.8%, the break cost reflects the interest the lender loses over the remaining term. That calculation can be opaque, and the amount varies between lenders, but it's a real cost that catches people off guard.
How Fixed Rates Fit with First Home Buyer Deposit Options
You can combine a fixed rate loan with any deposit size, including a 5% deposit under the Australian Government 5% Deposit Scheme. The rate you're offered doesn't change based on the scheme itself, but it does change based on your deposit size and whether you're paying lenders mortgage insurance. A 10% deposit will generally get you a lower rate than a 5% deposit, and a 20% deposit will get you the lowest rate available for your loan type.
If you're using a 5% deposit and fixing your rate, check whether the lender charges LMI upfront or capitalises it into the loan. Capitalising it increases your loan balance, which increases the interest you pay over the fixed term. Some lenders also reduce the fixed rate discount they offer if your deposit is below 10%, so ask what rate you're actually being quoted before you commit.
In Cronulla, where median property prices sit above the broader Sutherland Shire average, most buyers we work with are either using a 10% deposit with family support or accessing the 5% Deposit Scheme to get in sooner. Either way, locking in a rate for two or three years gives them certainty while they're adjusting to mortgage repayments, strata fees, and the general cost of living near the coast.
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When Fixing Doesn't Suit Your Situation
If you expect to receive a bonus, inheritance, or other lump sum in the next few years, a fixed rate loan limits how much of that you can put toward the mortgage without triggering break costs. The annual caps on extra repayments sound reasonable until you actually have the cash and want to reduce your debt.
Similarly, if you're likely to move, upsize, or refinance within the fixed term, the lack of flexibility becomes a real issue. Break costs aside, you also can't access features like a redraw facility or offset account in a meaningful way, which means any savings you accumulate sit separately and don't reduce your interest.
Variable rate loans give you full access to offset accounts, unlimited extra repayments, and no penalty for paying out the loan early. If those features matter more to you than rate certainty, or if you're confident rates won't rise significantly, a variable loan might be the better fit. Some buyers split their loan, fixing part for certainty and keeping part variable for flexibility, which can work if your lender allows it and the structure suits your repayment plan.
Fixed Rate Loans and Stamp Duty Concessions in New South Wales
New South Wales offers a full stamp duty exemption on properties up to $800,000 and a sliding concession on properties between $800,000 and $1,000,000 for eligible first home buyers. Whether you choose a fixed or variable rate loan doesn't affect your eligibility for the concession, but the amount you're borrowing and the deposit you're using will shape which lender and rate you can access.
If you're buying a unit near Cronulla Beach or a townhouse closer to Woolooware, you're likely looking at properties in the mid-to-high $800,000 range, which means you'll benefit from at least a partial concession. That saving can be redirected into your deposit, which improves your borrowing capacity and may get you a better interest rate.
The concession applies regardless of whether you're buying an established home or a new build, but the $10,000 First Home Owner Grant only applies to new homes under $600,000 or land and build packages under $750,000. In Cronulla, that rules out most properties, so the stamp duty concession becomes the more relevant support.
What to Check Before You Lock In a Rate
Before you commit to a fixed rate, confirm how much the lender allows in annual extra repayments, whether they offer any form of offset or redraw during the fixed term, and how break costs are calculated if you need to exit early. Not all fixed rate products are the same, and some lenders offer more flexibility than others.
Also check whether the rate is a package rate that requires you to hold other products like a transaction account or credit card. Some lenders bundle fixed rates with annual fees or minimum account balance requirements, which can offset the benefit of a lower rate if you're not using those products anyway.
If you're comparing offers from multiple lenders, look at the comparison rate, but keep in mind it's calculated on a $150,000 loan over 25 years, which may not reflect your actual loan size or term. The comparison rate helps you see fees and charges rolled into one figure, but it won't tell you about break costs, extra repayment limits, or offset restrictions, so you still need to read the product disclosure statement.
We regularly see buyers who lock in a rate based on the headline figure without checking the fine print, only to find out later they can't make extra repayments or access their equity without refinancing. Those details matter, especially if your financial situation changes during the fixed term.
Splitting Your Loan Between Fixed and Variable
Some buyers split their loan, fixing a portion for rate certainty and keeping the rest variable for flexibility. This approach lets you lock in part of your repayment while still benefiting from an offset account and unlimited extra repayments on the variable portion.
A common split is 50/50, but you can adjust the ratio based on your priorities. If you value certainty more, you might fix 70% and keep 30% variable. If you expect to make regular extra repayments or want full offset access, you might reverse that and fix only 30%.
Splitting a loan does add a layer of complexity. You'll have two loan accounts, each with its own interest rate, terms, and conditions. Some lenders charge separate application or annual fees for each split, which can add to your costs. It's also harder to compare offers when you're weighing split loan structures from different lenders, so make sure the setup genuinely suits your situation rather than just sounding like a compromise.
Call one of our team or book an appointment at a time that works for you. We'll walk through your deposit, your plans for the property, and whether a fixed rate, variable rate, or split loan suits what you're actually trying to do in Cronulla.
Frequently Asked Questions
Can I use the 5% Deposit Scheme with a fixed rate loan?
Yes, you can combine a fixed rate loan with the Australian Government 5% Deposit Scheme. The rate you're offered will depend on your deposit size and whether lenders mortgage insurance applies, but the scheme itself doesn't prevent you from fixing your rate.
What happens if I need to sell my Cronulla property during a fixed rate term?
If you sell or refinance during a fixed rate term, you may face break costs that reflect the interest the lender loses. The amount depends on how much rates have moved since you locked in and how much time remains on your fixed term.
Do fixed rate loans come with offset accounts?
Most fixed rate loans don't offer offset accounts, and if they do, the offset often doesn't reduce your interest. You can usually make limited extra repayments, but you won't have the same flexibility as a variable loan with full offset access.
Does choosing a fixed rate affect my stamp duty concession in New South Wales?
No, your choice of fixed or variable rate doesn't affect your eligibility for the stamp duty concession. The concession applies based on the property price and your status as a first home buyer, not the loan product you choose.
Should I split my loan between fixed and variable?
Splitting your loan lets you lock in part of your rate for certainty while keeping the rest variable for flexibility. It suits buyers who want predictable repayments but also plan to make extra repayments or use an offset account.