RBA 4.35% Rate Hike 2026 — What It Means for First Home Buyers

Published 14 May 2026 — nine days after the RBA's May rate decision, two days after the federal budget. On Tuesday 5 May 2026 the Reserve Bank's Monetary Policy Board voted eight-to-one to lift the cash rate by 25 basis points to 4.35% — the third consecutive hike in a 2026 mini-cycle that has now taken the cash rate 75 basis points above the August 2025 low of 3.60% [source: rba.gov.au]. A week later, the federal budget rewrote the rules for property investors. The two events landed inside the same fortnight, and almost every commentator has covered them in isolation.

This guide is the cross-cut. It explains what the 5 May hike means for your borrowing power, your monthly repayments and your fix-versus-variable decision specifically as a first home buyer, and then layers on the budget effects — including the quiet reason Treasury's negative-gearing reform may give the RBA modest extra room to ease rates in late 2026 or 2027. If you only have 90 seconds, skip to the TL;DR. If you are making a buying decision in the next few weeks, the whole guide is worth your time.

TL;DR — The 5 May Hike + the Budget = What FHBs Do Right Now

1. The cash rate is 4.35%, effective from 5 May 2026 — the third 25 bp hike of 2026 [source: rba.gov.au]. Big-four variable rates for owner-occupiers now sit roughly 5.95–6.20% for new borrowers after the May pass-through.
2. Your borrowing power has dropped roughly 6–7% versus where it sat in late 2025. A couple on $130,000 combined who could borrow about $760,000 in November 2025 is now closer to $700,000–$730,000, depending on lender stress-test policy.
3. The median big-four forecast is that 4.35% is the 2026 peak, with the first cuts returning in Q1 2027 [source: cba.com.au, anz.com.au, nab.com.au, westpac.com.au]. The RBA's own May 2026 Statement on Monetary Policy assumes the cash rate rises to 4.7% by year-end — one more hike priced as a meaningful upside risk [source: rba.gov.au].
4. Fix vs variable in 2026: lean variable. Three-year fixed rates are pricing the May hike plus a hawkish risk premium, leaving them roughly 30–60 bp above market expectations for the variable path. Locking in now means paying the insurance premium without much upside.
5. The budget's negative-gearing reform may quietly help. Treasury's modelling expects 1.5–2% softening in established-property prices over five years [source: treasury.gov.au]. That cumulative drift takes a small slice of pressure off non-tradeables inflation, which the RBA cited specifically in its May decision [source: rba.gov.au] — giving the central bank marginal extra room to ease into 2027 if the labour market cools.

Below we walk through the rate cycle, the borrowing-power maths, the fix-versus-variable decision, the budget interaction, and a "what to do this week" checklist.

Recap — How the Cash Rate Got Back to 4.35%

The post-2022 path of the RBA cash rate has been a round trip rather than a straight line. The 5 May hike to 4.35% returns the cash rate exactly to the November 2023 cycle peak — but it took a 20-month easing cycle and a 2026 reversal to get back there [source: rba.gov.au].

• May 2022 – November 2023: 13 hikes lifted the cash rate from 0.10% to 4.35% — the fastest tightening cycle in Australian history.
• 2024: the cash rate sat at 4.35% for the entire year as inflation slowly drifted lower.
• February 2025: first cut in four-and-a-half years, 25 bp down to 4.10%, as headline inflation returned inside the 2–3% band.
• May and August 2025: two further 25 bp cuts to 3.60% — the low point of the easing cycle.
• February 2026: the RBA reversed course — 25 bp back to 3.85% after the December 2025 quarterly CPI came in at 3.4% year-on-year [source: rba.gov.au, abs.gov.au].
• March 2026: a second 25 bp hike to 4.10%.
• 5 May 2026: a third 25 bp hike to 4.35% — the rate you are paying today [source: rba.gov.au].

The Board's May statement cited three specific concerns: headline inflation back at 3.6%, services-component inflation still running above 4%, and capacity pressures in the labour market that have not eased despite slower GDP growth [source: rba.gov.au]. The 5 May decision was hawkishly framed — Governor Bullock's press conference left the door open to a further hike at the 16 June meeting if the May quarter CPI prints above 3.5%.

For a deeper look at where rates go from here and what each big-four bank is currently forecasting, see our companion interest rate forecast Australia 2026 guide, which is updated after every RBA decision.

What Big-Four Variable Rates Look Like Now

Australian lenders almost always pass through RBA moves to variable-rate home loans within a few business days. The May hike was no exception — all four major banks passed the full 25 bp through to owner-occupier variable rates by Friday 9 May. For new owner-occupier P&I lending with an 80% LVR, headline advertised variable rates now sit in roughly the 5.95–6.20% range at the big four, with sharper rates available for high-deposit borrowers and through challenger lenders [source: bank disclosure schedules, 12 May 2026]. Three-year fixed rates have moved up further — most big-four three-year fixed-rate products are now between 6.10% and 6.45% as the wholesale curve has steepened.

The rate you will actually be offered depends heavily on three things: your LVR (deposit size as a percentage of the property price), whether you're using a guarantor or the First Home Guarantee, and whether you use a broker to negotiate. Borrowers under 80% LVR with a clean income story can typically get 20–40 bp under the advertised headline; borrowers using the First Home Guarantee at 95% LVR pay closer to the advertised rate.

For a side-by-side of where each lender sits this week, see our best home loan rates Australia rolling tracker.

Your Borrowing Power After the May Hike — Worked Example

This is the section most FHBs care about most. When the cash rate moves, your borrowing power moves in the opposite direction — because Australian lenders are required to stress-test new loan applications at the offered rate plus a 3% serviceability buffer set by APRA [source: apra.gov.au]. A higher cash rate means a higher offered rate means a higher stress-test rate means a smaller approved loan.

Let us work through a realistic Sydney FHB scenario. Couple aged 31 and 29. Combined gross income $130,000. No HECS debt. One credit card with a $5,000 limit. $50,000 in savings, plus they qualify for the First Home Guarantee (5% deposit, no LMI). Target purchase: a $750,000 two-bedroom unit in inner-west Sydney.

November 2025 — the bottom of the easing cycle

• Big-four headline variable rate (owner-occupier, P&I, 95% LVR via FHBG): ~5.20%
• APRA stress-test rate: 5.20% + 3.00% = 8.20%
• Approved borrowing capacity (typical big-four serviceability calculator): ~$760,000
• Comfortable purchase price with FHBG (5% deposit): $800,000

Mid-May 2026 — after the third hike to 4.35%

• Big-four headline variable rate (owner-occupier, P&I, 95% LVR via FHBG): ~5.95%
• APRA stress-test rate: 5.95% + 3.00% = 8.95%
• Approved borrowing capacity (same serviceability calculator, all other inputs identical): ~$705,000–$720,000
• Comfortable purchase price with FHBG: $740,000–$755,000

The borrowing-capacity drop is roughly $40,000–$55,000 in five months — entirely driven by the three 2026 hikes feeding into stress-test rates. The actual delta will be slightly different for your specific income mix, expenses, and lender (each big-four bank has small differences in their HEM benchmark and serviceability assessment), but the order of magnitude is consistent.

The monthly repayment impact is also real, though smaller. On a $600,000 loan at the new ~5.95% variable rate, monthly P&I repayments are roughly $3,570 — about $275 per month more than the same loan at the November 2025 baseline of 5.20% (~$3,295 per month) [source: NestPath mortgage repayment calculator]. That is roughly $3,300 a year of additional cash-flow demand.

To run your own numbers with your exact income, expenses and target lender, use our borrowing power calculator and mortgage repayment calculator, then check the result against our how much can I really borrow guide, which walks through how lenders treat each line on your application.

Fix vs Variable in a Rising-Rate Environment

The single most common question NestPath receives in the days after an RBA hike is: should I lock in a fixed rate before they go higher? The instinct is understandable — and almost always wrong in 2026.

Fixed rates are priced off the wholesale swap curve, which already reflects the market's expectations for the entire path of the cash rate over the fixed term plus a risk premium. In other words, lenders are not pricing fixed rates off today's cash rate — they are pricing off where they think the cash rate is heading plus a margin for being wrong. As of 12 May 2026, three-year wholesale swaps imply an average cash rate over the next three years of roughly 4.10%, which means a fair-value three-year fixed home loan rate sits near 6.05%. Most big-four three-year fixed rates are 6.10–6.45% — the gap above 6.05% is the risk premium [source: ASX 30-day interbank cash rate futures, 12 May 2026].

For a first home buyer making this decision in May 2026, three things tilt the answer toward variable:

1. The median forecast is that 4.35% is the peak. CBA, ANZ, NAB and the market all currently expect the cash rate to hold here through 2026 and ease in 2027. Westpac is the hawkish outlier at 4.85% [source: bank economic team disclosures, May 2026]. If the median view plays out, the variable rate you sign onto today is roughly the highest rate you will pay for the duration of a fix.
2. Fixed rates remove your flexibility to refinance. Most fixed-rate products charge break fees if you exit early — typically several thousand dollars on a three-year fix. If you fix at 6.30% and the cash rate cuts twice in 2027, you cannot easily move onto the cheaper variable rate without paying to break.
3. You lose offset-account efficiency. Most lenders offer 100% offset on variable products and only partial offset (or no offset) on fixed products. For an FHB building a buffer or saving for renovations, that lost offset benefit can be worth 20–40 bp a year on its own.

That said, fixing is not stupid in every scenario. If your household budget genuinely cannot absorb another 50 bp of variable-rate moves without stress, fixing buys certainty — and certainty has real value. The decision framework is in our fixed vs variable home loan guide; in 2026 most FHBs land on variable, or on a partial fix (e.g. 30% fixed, 70% variable) that limits their downside without locking in the entire loan.

When Does the RBA Cycle Peak?

The question implicit in every FHB's mind is: is this it, or is there more to come? The honest answer is that nobody knows — but the balance of forecasts and market pricing now leans toward 4.35% being the 2026 peak, with the next move down rather than up.

Three pieces of evidence support that view:

• ASX 30-Day Interbank Cash Rate Futures as of 12 May 2026 price a 65% probability of no change at the 16 June meeting, with a 35% probability of a further 25 bp hike to 4.60% [source: asx.com.au]. By December 2026, market pricing implies the cash rate finishing the year between 4.35% and 4.60% — with the first cut not pricing in until February or March 2027.
• The big-four median forecast sits at 4.35% peak. CBA, ANZ and NAB all see the cash rate holding here through year-end. Only Westpac forecasts further hikes (to 4.85% by Q3 2026).
• The RBA's own May 2026 Statement on Monetary Policy assumes the cash rate rises to 4.7% by end-2026 — but this is an assumption used to project inflation, not a commitment. The May statement explicitly notes that "the path of monetary policy will continue to depend on the data" [source: rba.gov.au].

The cleanest real-time indicator is the ASX RBA Rate Tracker, which is updated daily from interbank futures pricing. Markets are wrong all the time, but the futures curve is the best single number for where informed money is positioned right now.

The Budget Interaction — Why NG Reform May Help Rates Lower

This is the part of the rates story that almost no general-press article has covered. The 12 May 2026 federal budget phased out negative gearing for new investor purchases of established property from 1 July 2027 and replaced the 50% CGT discount with cost-base indexation plus a 30% minimum tax floor [source: budget.gov.au]. The Treasury modelling released alongside the budget estimated these reforms would soften established-property prices by 1.5–2% cumulatively over five years relative to the no-reform baseline, with the largest behavioural shift occurring before the 1 July 2027 commencement date [source: treasury.gov.au].

Why does that matter for the cash rate? Two reasons.

First, established-property price growth feeds directly into the "imputed rent" component of the Consumer Price Index — the largest single line in the basket. The Reserve Bank cited shelter-related inflation specifically in its May decision as one of the reasons services inflation was running above 4% [source: rba.gov.au]. A cumulative 1.5–2% softening in established-property prices over five years implies marginally lower shelter inflation than the RBA's central forecast — perhaps 5–10 bp a year on average — which gives the central bank a tiny bit more room to ease without re-igniting inflation expectations.

Second, the budget's investor-incentive carve-out for newly constructed property is designed to redirect investor capital toward new dwelling supply [source: treasury.gov.au]. Treasury models 4–6% higher new-build dwelling completions over five years. More supply in the medium term means a slightly looser rental market and slightly lower rent inflation — again, marginally helpful for the RBA's services-inflation problem.

None of this is dramatic. The reforms are not going to single-handedly drag inflation back to 2.5%. But on the margin, the budget gives the RBA a small extra reason to be patient with the easing cycle when it does turn — and a small extra reason not to over-tighten in the meantime. Westpac's economics team flagged this exact channel in its post-budget research note on 13 May, estimating the budget gives the RBA "roughly 25 basis points of additional easing room over the cycle versus the no-reform path" [source: westpac.com.au research].

For the full breakdown of what the budget changed and what it left alone, see our federal budget 2026 first home buyers companion guide.

What to Do This Week — FHB Action Checklist

If you are already buying or planning to buy in 2026, the practical to-do list after the 5 May hike is short.

1. Refresh your pre-approval. Pre-approvals issued before 5 May used the old serviceability rates and will be roughly $40,000–$55,000 too generous against current stress-test rules. Ask your broker or lender to re-run serviceability at the current rate. See home loan pre-approval for what a fresh assessment looks like.
2. Get a written rate offer in the next 14 days. Big-four bank pricing teams sometimes lag the pass-through by a week or two on negotiated discount offers, and brokers often have visibility into special pricing windows. The two-week window after a hike is usually the cleanest moment to lock in a discount.
3. Don't fix unless your budget genuinely can't absorb another 50 bp move. The median forecast is that 4.35% is the peak. Paying the fixed-rate risk premium today is paying for insurance against a scenario that the market and three of the big four currently don't expect.
4. Re-run your worst-case repayment maths. Use our mortgage repayment calculator at your offered rate plus 1.0%. If the worst-case monthly figure still fits your household budget with at least $500/month of breathing room, you are appropriately buffered for the cycle.
5. Decide on your buy-vs-wait timeline. The budget reforms commence 1 July 2027. The investor-driven softening Treasury models is most likely to be visible between Q3 2026 and Q4 2027. If you are buy-ready now, the maths usually still favours buying — every month of rent is a month of capital not in your home. See our should I buy now or wait 2026 guide for the full framework.

Frequently Asked Questions

What is the RBA cash rate after the May 2026 hike?

The RBA cash rate is 4.35%, effective from 5 May 2026. That is the third 25 basis-point hike of 2026 and matches the November 2023 cycle peak. The next RBA decision is scheduled for 16 June 2026. Source: rba.gov.au Media Release 26-12.

How much does the May 2026 rate hike affect my mortgage?

On a $500,000 variable-rate home loan, the 25 basis-point May hike adds roughly $75 a month to your repayments. The full 75 basis-point lift across the three 2026 hikes adds roughly $225 a month to the same loan. On a $750,000 loan the monthly impact is closer to $340 a month. The exact figure depends on your lender, your rate, and the remaining term.

How much does the May 2026 hike reduce my borrowing power?

For a typical FHB couple on $130,000 combined income, borrowing capacity has dropped roughly $40,000–$55,000 between November 2025 and mid-May 2026 — entirely from the three 2026 hikes feeding into APRA-mandated 3% serviceability buffers. The drop is approximately 6–7% of the November 2025 capacity. Your specific number depends on income, expenses, lender, and whether you use the First Home Guarantee.

Should I lock in a fixed rate before rates go higher?

Probably not, unless your household budget genuinely cannot absorb another 50 bp variable move. Three-year fixed rates are already pricing the May hike plus a hawkish risk premium — they sit roughly 30–60 bp above the implied average cash rate over the next three years. The median big-four forecast and ASX futures pricing both have 4.35% as the 2026 peak with cuts returning in 2027, which would leave a fixed-rate borrower paying above the variable path for most of the term.

Is the RBA rate cycle near its peak?

Probably yes. CBA, ANZ and NAB all forecast 4.35% as the 2026 peak with the first cuts returning in Q1 2027. Westpac is the hawkish outlier at 4.85%. ASX 30-day interbank futures price a 65% probability of no change at the June meeting. The RBA's own May Statement on Monetary Policy assumes 4.7% by year-end as an upside scenario, not a base case.

How do I work out my new borrowing power after the rate hike?

Use the NestPath borrowing power calculator with your current household income, monthly expenses and any existing debts. The calculator applies the APRA-mandated 3% serviceability buffer on top of the rate, which is what every Australian lender uses. For a like-for-like comparison with your November 2025 number, check your saved borrowing-power result against a fresh calculation at today's rates.

Does the May rate hike affect Help to Buy or the First Home Guarantee?

Neither scheme's eligibility rules change with the cash rate — Help to Buy income caps remain $100,000 for singles and $160,000 for couples and single parents, and the First Home Guarantee remains unlimited places with no income caps. But higher rates do reduce the loan size you can service inside both schemes, which is the practical constraint for most FHBs.

How does the federal budget affect the RBA's rate path?

The 12 May 2026 budget's negative-gearing and CGT reforms are estimated by Treasury to soften established-property prices by 1.5–2% cumulatively over five years and lift new-build completions by 4–6%. Lower shelter-cost inflation and slightly looser rental supply give the RBA marginal extra room to ease into 2027. Westpac estimates the budget delivers roughly 25 basis points of additional easing room over the cycle versus the no-reform path. None of this is dramatic, but on the margin it is helpful.

What variable rates can I actually get this week?

Big-four advertised variable rates for owner-occupier P&I lending at 80% LVR sit roughly between 5.95% and 6.20% after the May pass-through. Borrowers with a clean income story and a sub-80% LVR can typically negotiate 20–40 bp under the headline through a broker. Borrowers using the First Home Guarantee at 95% LVR pay closer to the advertised rate. Check the rolling NestPath best home loan rates Australia tracker for current bank-by-bank pricing.

If rates go higher, will house prices fall?

Not necessarily, and not directly. Higher rates reduce borrowing power, which puts a ceiling on what buyers can pay — but Australian housing supply has been structurally short for a decade, and the floor under prices is set by supply not demand. The Treasury-modelled 1.5–2% softening in established prices over five years is driven by the negative-gearing reform, not by the rate cycle. Most economists currently expect modest price growth in 2026 (1–3% nationally) despite the hikes, weighted toward outer suburbs and units rather than inner-city houses.

What should I do this week as a first home buyer?

Three things in order of priority. First, refresh your pre-approval so the number you are taking to auctions reflects post-hike serviceability rules. Second, ask your broker for a written rate offer in the two-week window after the hike, where lender pricing teams are sharpest. Third, run your worst-case repayments at your offered rate plus 100 basis points and check there is at least $500 a month of breathing room — if so, you are appropriately buffered for the cycle.

Bringing It Together

The 5 May 2026 hike to 4.35% is a real bill — roughly $225 a month more on a $500,000 loan and $40,000–$55,000 less borrowing capacity for a typical FHB couple. But it is most likely the top of this cycle rather than the start of a longer climb, and the federal budget that landed a week later modestly improves the case for cuts returning in 2027. The FHB action list is short: refresh pre-approval, negotiate hard in the two-week post-hike window, lean variable unless your budget can't absorb another move, and keep buying when you are ready rather than when a forecast says you should.

For the budget half of this story, see our federal budget 2026 first home buyers guide. For the rates half across the rest of 2026, the rolling interest rate forecast Australia tracker is updated after every RBA meeting.