Top Tips to Build Wealth with Positive Gearing in Mandurah

Positive gearing means your rental income exceeds all property costs including loan repayments, rates, insurance, and maintenance.

While most investors focus on negative gearing for tax breaks, positive gearing builds wealth through immediate cash flow. You're not waiting for tax time to see a return. Instead, you're banking surplus income every month that can fund further deposits, offset loans, or cover life expenses. For Mandurah investors buying after the 2026 Budget changes to negative gearing, this approach makes even more sense.

Why Positive Gearing Works in Mandurah's Rental Market

Mandurah's rental market supports positive gearing because yields are higher than metro Perth and vacancy rates remain low. Properties within walking distance of the Mandurah Train Station or near the Ocean Marina precinct attract consistent tenant demand from downsizers, young families, and commuters working in Perth. Rental returns between 5% and 6% are achievable on well-located units and townhouses, particularly when paired with a modest deposit and an investment loan structured around interest-only repayments during the holding period.

Consider a buyer who purchases a two-bedroom unit near the Halls Head foreshore for $350,000 with a 20% deposit. Weekly rent sits at $400, generating $20,800 annually. With an interest-only loan at current variable rates, annual interest costs around $16,000. Add $2,500 for council rates, $1,200 for insurance, $800 for strata fees, and $1,500 for repairs and agent fees. Total annual costs are roughly $22,000, leaving the property marginally cash-flow neutral or slightly positive depending on rate movements. Increase the deposit to 30%, and the loan amount drops enough to deliver $2,000 to $3,000 in annual surplus.

How Loan Structure Affects Cash Flow

Interest-only repayments reduce monthly costs and increase the likelihood of positive cash flow. Instead of paying down principal, you're covering interest alone, which keeps repayments lower and rental income ahead of expenses. This approach suits investors focused on portfolio growth rather than debt reduction, particularly when the property is delivering capital growth alongside rental income.

A buyer with a $280,000 loan on an interest-only term pays around $1,330 per month at a 5.7% investor interest rate. Switch that loan to principal and interest, and repayments jump to roughly $1,650. The $320 monthly difference determines whether the property delivers positive cash flow or slides into negative territory. That gap compounds over 12 months, turning a $3,800 annual surplus into a $400 shortfall.

If you're comparing investment loan options across lenders, focus on the interest rate discount and whether the lender allows interest-only terms beyond the standard five-year period. Some lenders extend interest-only up to ten years for investors with strong equity positions, which gives you more time to build surplus income before switching to principal repayments.

Choosing the Right Property Type for Positive Cash Flow

Units and townhouses in Mandurah outperform houses when it comes to rental yield. A $500,000 house might rent for $480 per week, delivering a 5% gross yield. A $350,000 unit renting for $400 per week delivers 5.9%. Lower purchase prices and comparable rents mean your loan amount stays smaller and your cash flow stays positive.

Location within Mandurah also matters. Properties near the train station, Mandurah Forum, or within the canal estates attract tenants who stay longer and pay reliably. Avoid fringe pockets where vacancy rates climb during winter months or where tenant turnover costs eat into your annual surplus. Speak to local agents before committing to a purchase, and ask for vacancy data specific to that street or complex.

Interest-Only vs Principal and Interest for Positive Gearing

Interest-only loans suit positive gearing because they maximise cash flow during the holding period. You're not forced to pay down debt while building equity through capital growth and reinvesting surplus income elsewhere. Once the interest-only term expires, you can refinance to another lender offering a new interest-only period, or switch to principal and interest if your cash flow allows.

Principal and interest repayments reduce your loan balance, but they also reduce monthly surplus. If your goal is passive income or funding further property purchases, interest-only keeps more cash in your offset account or available for the next deposit. If your goal is debt reduction and long-term security, principal and interest makes sense once the property has delivered several years of positive cash flow.

Tax Treatment and the 2026 Budget Changes

Positive gearing means you pay tax on rental profit, but you're also earning that profit in the first place. After the 2026 Budget, investors buying established properties after 12 May 2026 will no longer be able to offset rental losses against wage income from 1 July 2027. That makes positive gearing more appealing because you're not relying on salary deductions to subsidise holding costs.

You still claim all deductible expenses including interest, rates, insurance, depreciation, and agent fees. The difference is that rental income exceeds those costs, leaving you with taxable profit. If you're earning $80,000 annually in salary and your property delivers $3,000 in positive cash flow, that $3,000 is added to your taxable income. You'll pay tax at your marginal rate, but you're still ahead because the income arrived in your account first.

If you're buying a new build, you can choose between the 50% capital gains discount or the new inflation-adjusted method when you sell. For established properties purchased after Budget night, the indexed method applies from 1 July 2027. Either way, positive gearing reduces your reliance on tax concessions because your investment is profitable from day one.

Using Surplus Income to Build a Property Portfolio

Positive cash flow accelerates portfolio growth because surplus income funds your next deposit. Instead of saving from salary alone, you're banking rental profit every month. A property delivering $3,000 annual surplus contributes $15,000 over five years, which covers a significant portion of a 10% deposit on your next purchase.

You can also direct surplus income into an offset account linked to your owner-occupied home loan, reducing interest costs there while keeping funds accessible. This approach suits investors who want liquidity alongside portfolio growth, particularly if you're planning to leverage equity from your first property to purchase a second within a few years.

Variable vs Fixed Rates for Positive Gearing

Variable rates give you flexibility to make extra repayments, redraw funds, and refinance without break costs. If rates drop, your repayments fall and your cash flow improves. If rates rise, your surplus shrinks or disappears unless rent increases cover the difference. Most positively geared investors favour variable rates because the ability to adjust loan structure and access equity outweighs the certainty of fixed repayments.

Fixed rates lock in your repayment for one to five years, which protects cash flow if rates climb. However, if your property remains positively geared only at current rates, a 1% rise could push it into negative territory. Fixed rates also limit your ability to refinance or restructure without incurring break costs, which matters if you're planning to purchase additional properties or release equity mid-term.

Some investors split their loan between variable and fixed to balance certainty with flexibility. A 50/50 split means half your repayments stay constant while the other half adjusts with rate movements, giving you partial protection without losing all refinancing options.

Loan to Value Ratio and Lenders Mortgage Insurance

Borrowing at 80% or below avoids Lenders Mortgage Insurance and keeps your loan costs lower. A 20% deposit on a $350,000 property means a $280,000 loan, which reduces interest costs and increases the likelihood of positive cash flow. Borrow at 90%, and you'll pay LMI upfront or capitalise it into the loan, increasing your loan amount and monthly repayments.

LMI can add $8,000 to $12,000 to your loan depending on purchase price and deposit size. That extra cost reduces cash flow because you're paying interest on a larger loan balance. If you're targeting positive gearing, aim for a 20% deposit or wait until you've saved enough to avoid LMI entirely. If you're using equity from an existing property, ensure your combined loan to value ratio across both properties stays within serviceable limits so you're not stretching cash flow too thin.

When to Review Your Investment Loan

Rental income doesn't stay static. Rents rise with market demand, and your positive cash flow improves as income climbs without corresponding increases in fixed costs like rates or insurance. Review your loan annually to check whether refinancing to a lower rate or extending your interest-only term makes sense. Even a 0.2% rate reduction can add hundreds of dollars to annual surplus, and extending interest-only by another five years delays the switch to higher principal and interest repayments.

If your property has gained equity, you may be eligible for a lower interest rate or access to investment loan products with better features. Lenders reassess loan to value ratio based on current property value, so capital growth in Mandurah's market can move you into a lower LVR tier and unlock rate discounts you didn't qualify for at purchase.

Call one of our team or book an appointment at a time that works for you. We'll review your current loan structure, compare investment loan options from lenders across Australia, and identify whether refinancing or restructuring will improve your cash flow and support your next property purchase.

Frequently Asked Questions