Sydney fell 1.2%, Melbourne 1.0% in June. Cotality's national index dropped 0.4%, the sharpest fall since December 2022

This article is general information only and does not constitute financial or tax advice. Consult a qualified tax professional for advice specific to your situation.

This article is general information only and does not constitute financial, tax or investment advice.

The Cotality Home Value Index for June 2026 dropped on 1 July with the sharpest monthly print in three and a half years. The national index fell 0.4%, the largest month-on-month decline since December 2022. Sydney and Melbourne did the heavy lifting on the downside. Perth kept ticking over, but at a slower pace than the annualised numbers still suggest.

For a landlord who has been reading the previous few monthly prints as a soft rollover, the June data closes that argument. The capital city correction is now three months deep, wider than any single-quarter drawdown the sector has recorded since the post-2022 rate shock, and unfolding on top of a lender population that is already tightening serviceability testing against a 4.35% cash rate.

What the June print said

The national reading of -0.4% was the weakest month of the current cycle by a clear margin. City by city, per the Cotality June 2026 release:

• Sydney: down 1.2% for the month. The single biggest drag on the national result. Sydney values are now roughly 4.5% below the November 2025 peak.
• Melbourne: down 1.0%. About 3.6% below its November 2025 peak on the monthly series.
• ACT: down 0.6%.
• Brisbane, Adelaide, Hobart: down 0.2% each, the first monthly fall in this cycle for the three mid-sized capitals.
• Perth: up 0.7%.
• Darwin: up 0.2%.
• Combined regionals: up 0.3%.

On the June quarter as a whole, capital city values dropped 1.3% with Sydney down 3.2% and Melbourne down 2.6%. Combined regionals were up 1.1% for the quarter, extending their divergence from the capital city cycle. On the national headline, values have retreated 0.7% from the peak recorded in March 2026, marking the formal turn of the cycle on the monthly series.

What Cotality said drove the move

Cotality research director Tim Lawless attributed the second-quarter weakness to a stack of factors:

"Weaker conditions through the second quarter of the year are attributable to an array of downside factors. Even before interest rates rose by seventy-five basis points, we were seeing affordability hurdles weighing on buyer demand. Higher cost-of-living pressures, deeply pessimistic sentiment and a further dampening of demand via property taxation changes announced in the federal budget are all contributing to weaker housing conditions."

The read-through from the quote is that the June quarter drawdown is not a rates story alone. The RBA delivered three 25 basis point hikes in February, March and May 2026 that took the cash rate to 4.35%, but the buyer response also reflects the federal budget's 12 May 2026 announcement of negative gearing quarantine from 1 July 2027 and the shift to indexation plus a 30% minimum tax rate on capital gains from the same date. Both changes reset the expected after-tax return on new residential investment acquisitions, and buyer behaviour has moved before the legislation itself.

The income side is still moving in the landlord's favour

Not everything in the June print is a headwind. On the same release, annual rent growth across the combined capitals hit 5.9%, the largest 12-month increase since the year to September 2024. Gross rental yields on the combined capitals lifted to 3.45%, the highest reading since mid-2025.

The mechanics are straightforward. Rents are still climbing on a very tight vacancy backdrop (national vacancy of roughly 1.5% on the most recent Cotality tracking, sitting close to the record lows recorded in 2022 and 2023). Values are falling. The ratio of one to the other, which is what gross yield measures, has to expand.

For a landlord who bought for cash flow rather than growth, this is the read that matters. On a fresh acquisition at today's June 2026 pricing, gross yield sits meaningfully above where it did through the 2024-25 growth phase. The trade-off is that the growth phase is what generated the equity that most portfolios have used to fund the next acquisition. That leg of the strategy is off the table for at least the next few quarters.

Auction clearance and listings are telling the same story

Cotality's auction data through late June had national weighted clearance rates hovering around 50%, with Sydney printing below that mark for multiple consecutive weekends. The final clearance rates release for the week ending 14 June 2026 confirmed that more than half of auctioned homes did not sell under the hammer, a signal that vendor and buyer price expectations are pulling apart.

Advertised supply is running well above the same time in 2025 in Sydney and Melbourne, extending the trend that began in the March quarter as prospective sellers pulled forward listings in anticipation of a weaker second half. The composition matters. Fresh listings that clear quickly are a strong market indicator. Fresh listings that sit and pile up alongside older stock is the pattern the June data now reflects.

What it means for a leveraged landlord

Take the arithmetic for a leveraged Sydney investor who bought at the November 2025 peak. On a $1.2 million dwelling with an 80% loan-to-value ratio, the June quarter print of -3.2% for Sydney erases roughly $38,000 of the current value, or about 4% off the original loan-to-value buffer. Layer on the 0.9% May decline and the fall from the November peak is closer to 4.5%, or $54,000 of equity gone before any selling costs.

For a landlord who settled with lenders mortgage insurance to reach 90%+ LVR, the buffer is materially smaller. The July and August 2026 mid-cycle revaluation cycle at the big four is where this feeds into refinance eligibility. A property that supported an 88% LVR loan in late 2025 may not, on today's valuation basis, support the same LVR without a fresh LMI event or a topped-up serviceability picture.

The strategic implication is straightforward. Any refinance activity that was being considered "when the fixed roll happens later this year" is now a live decision, because the current valuation window is the one that matters. Waiting for a further quarter to see if prices stabilise will, on the Cotality trajectory, more likely deliver a lower valuation, not a higher one.

The interaction with the negative gearing quarantine

The 12 May 2026 budget announcement of the negative gearing quarantine from 1 July 2027 is the second-order overlay on today's data. Under the announced design, rental losses on residential investment properties acquired after 7.30 pm on 12 May 2026 will only be able to offset other residential property income (including capital gains). Grandfathering applies to properties acquired before that time.

The change matters differently in a falling market. Where an investor is relying on future capital gains to absorb accumulated quarantined losses, a slower growth trajectory extends the payback period. For a landlord modelling a new acquisition today, the after-tax cash flow analysis needs to run against a growth assumption anchored on the current cycle, not the 2024-25 growth phase that fed the negative gearing playbook for a generation of buyers.

What else changed on 1 July 2026

Two other items landed at the same time as the June HVI release.

• Payday Super. From 1 July 2026, employers must pay their employees' superannuation guarantee at the same time as salary or wages, with contributions reaching the employee's nominated fund within 7 business days. The rules are set out in the Fair Work Ombudsman guidance and the ATO Payday Super material. For a landlord running a small business alongside a rental portfolio, the compliance load and the cash cycle both tighten from today.
• GIC step-up. The ATO's General Interest Charge steps up to 11.43% for the July to September 2026 quarter, following the 10.96% rate for the April to June quarter. Since the deduction was stripped from 1 July 2025, every dollar of GIC and SIC accrued from today is a dead cost, not a deductible expense.

What to watch through August 2026

The next scheduled data points that will confirm or challenge the June print:

• ABS Lending Indicators for May 2026, due in early July 2026. The read on investor loan commitments through the March quarter already showed a 5.3% fall in numbers, per the ABS release. A second consecutive quarterly decline in the April-May-June data would confirm the buyer withdrawal narrative.
• SQM Research vacancy data for June 2026, due mid-July. The national vacancy rate held at 1.2% through May 2026 on the SQM read. Any softening from that level would take pressure off rent growth.
• RBA Monetary Policy Board meeting 11 August 2026. Market pricing sits with a hold as the base case, though Westpac remains the outlier still pencilling in further hikes.
• Cotality July 2026 HVI, due 1 August 2026. Sequencing matters here. Two consecutive months of national decline at this pace would frame the correction as an entrenched cycle rather than a bounce.

The read for FY2026-27

The financial year that began yesterday opens on a materially different market backdrop than FY2025-26. Values in the two largest capitals are falling. Rents in the same capitals are still climbing. Yields are widening. The cash rate is at 4.35% with a neutral-to-hawkish signal. Federal tax settings on negative gearing and CGT reset from 1 July 2027, one year from now.

For a portfolio landlord, FY27 is about defending the equity that supports serviceability, not layering in fresh acquisitions on hope of quick growth. For a buyer with a clear cash flow rationale, the widening yield picture is the first real green shoot in the acquisition arithmetic for two years.

The single working assumption for the back half of 2026: track the monthly HVI and lender revaluations more closely than at any point in the past cycle. The June print is not the trough. It is the first properly bad month of what Cotality's data now frames as a multi-quarter cycle turn.

If you want to model what today's Cotality data means for your own portfolio, Propkt's mortgage calculator walks through the repayment shift across scenarios, and the rental and expense tracking tools keep the FY27 tax picture clean from day one.