South Bank (QLD 4101) in Focus 2026: Is It a Good Investment? R-Score 70/100, 2.4% Yield & Best Streets

Market Classification: Affluent Owner-Occupier Upgrader Market · R-Score: 70/100 (National Rank #4,695 of 15,286) · Street Average: 24/100 across 60 streets.

South Bank is an established, high-income owner-occupier market where land scarcity and school/amenity appeal drive long-term capital values ($1,815,000 median). Because gross rental yields sit at 2.4%, this is not a cashflow play—it is a scarcity and land-banking market suited to high-income investors or rentvestors who prioritise street-level prestige and long-term compounding over immediate net yield.

“I would pay close attention to the holding-cost arithmetic here: an 80% LVR house purchase carries a reported pre-tax shortfall of $1,299 a week. With a 7.7% vacancy rate and 120 days on market, buyers need a genuine cash-flow buffer, not just confidence in the suburb’s reputation.”

Looking for the live, monthly-updated numbers? The South Bank (QLD) suburb profile tracks the current median house price, rent, vacancy and R-Score, and the South Bank street-by-street scores rank every street. This article is our investment analysis of what those numbers mean.

Below is our full September 2026 quantitative and street-level breakdown for South Bank (QLD 4101), combining 36 months of settled price and rental history from our Aurora research warehouse, council-level supply and employment data for Brisbane (QLD), and block-by-block ABS 2021 Census SA1 tenure and yield rankings across 15,951 residential addresses.

1. South Bank (QLD) 3-Year Market Trajectory & 27-Indicator R-Score (September 2026)

Over the past 12 months, South Bank’s median house price moved -4% (from $1,890,000 to $1,815,000), bringing its 3-year cumulative price movement to +5.5% (from $1,720,000 three years ago). On the rental side, median weekly asking rents moved +1.2% over the past year to $830/wk (+27.8% over 36 months), equating to a 2.4% gross rental yield. Compared with 12 months ago—when South Bank carried an R-Score of 86/100—its current composite R-Score of 70/100 represents a -16-point shift in underlying market pressure.

Indicator / R-Score Pillar	South Bank (QLD) Current	12-Month / 36-Month Context
Composite Suburb R-Score	70 / 100	Ranked #4,695 of 15,286 suburbs (was 86/100 12m ago)
Median House Price	$1,815,000	12m change: -4% · 36m change: +5.5%
Median Weekly Rent & Gross Yield	$830/wk (2.4%)	12m rent change: +1.2% · 36m rent change: +27.8%
Rental Vacancy & Days on Market	7.7% vacancy	Median selling time: 120 days on market (1.5% vacancy is the tight-market line)
Pillar 1: Buyer Demand	46 / 100	Measures days-on-market compression, vendor discounting & sales velocity
Pillar 2: Supply & Ownership	33 / 100	Measures stock on market, building approvals vs stock & owner-occupier share
Pillar 3: Price Momentum	56 / 100	Measures short/medium-term price velocity vs Brisbane & QLD
Pillar 4: Yield Pressure	33 / 100	Measures gross rental yield, rent trajectory & vacancy compression

2. The “Two-Speed Suburb” Test: Best & Worst Streets in South Bank (QLD)

Why do two 4-bedroom houses in South Bank achieve completely different bank valuations and tenant quality? Because suburb medians blend every pocket together. When we map all 15,951 addresses across 60 streets in South Bank through G-NAF to their ABS 2021 Census SA1 blocks, the suburb splits into three distinct tiers:

• Strong Street Profile (Score 75–100): 0 streets (0% of scored streets) pass both ABS Census tenure tests (owner-occupiers >65% and public housing ≤5%) plus at least one—or both—of the South Bank rent and yield benchmarks.
• Mid / Mixed Street Profile (Score 50–74): 0 streets pass the core owner-occupier and public-housing thresholds but sit below the suburb median on weekly rent or yield.
• Weaker / Caution Street Profile (Score 0–25): 43 streets fail one or both census tenure thresholds—meaning either owner-occupation sits at or below 65% or state/community public housing exceeds 5% on those specific SA1 blocks.

Top 5 Highest-Scoring Streets in South Bank (QLD)

These streets sit in SA1 census blocks with high homeowner pride of ownership, minimal social housing concentration, and strong block-level rents (inspect all 60 streets in South Bank):

Top Street in South Bank	Street Score	Addresses	Owner-Occupiers	Public Housing	SA1 Rent & Yield
#1 Glenelg Street	25/100	325	53%	0%	$847/wk (4.2%)
#2 Gloucester Street	25/100	46	51%	0%	$620/wk (1.3%)
#3 Crown Street	25/100	36	51%	0%	$620/wk (1.3%)
#4 Frith Street	25/100	29	51%	0%	$620/wk (1.3%)
#5 Colin Street	25/100	11	51%	0%	$620/wk (1.3%)

Streets Where Block-Level Tenure Trails the South Bank Average

By contrast, the streets below run through SA1 census blocks that fail one or more of our tenure or rental tests. A lower Street Score is not a judgement of any individual house, but it highlights where higher renter turnover or public housing concentration exists within South Bank:

Caution Street Sample	Street Score	Addresses	Owner-Occupiers	Public Housing	SA1 Median Rent
Browning Street	12/100	245	21%	8.7%	$566/wk
Russell Street	19/100	364	25%	3.7%	$698/wk
Besant Street	21/100	14	21%	5.2%	$559/wk

3. Economic & Supply Drivers in Brisbane Council (Queensland)

South Bank sits within the Brisbane Local Government Area, which has a residential population of approximately 1,375,301 (+7.3% population movement over the past 3 years) and 464,327 total dwellings. Three council-level fundamentals shape South Bank’s medium-term outlook:

• Local Employment Diversity (ABS Census): The largest employment sectors across Brisbane are Health Care and Social Assistance (13%), Professional, Scientific and Technical Services (10%), Education and Training (9%), Public Administration and Safety (8%). Multi-sector employment reduces reliance on any single employer or commodity cycle.
• New Building Approvals vs. Existing Stock: Over the latest 12-month financial year, Brisbane approved 1.8% new dwelling stock (~9,237.322 dwellings). Because annual additions sit under 1.8% of stock, incoming supply is constrained relative to tenant and buyer demand.
• Tracked Infrastructure Pipeline: Brisbane currently has $66.2 billion in tracked major infrastructure projects (placing it in the 100th percentile of Australian councils).

4. Worked Cashflow, Deposit & 80% LVR Stress-Test for South Bank (September 2026)

What does it actually cost to acquire and hold a typical house in South Bank at today’s median price of $1,815,000 and median rent of $830/wk? Below is the baseline 80% Loan-to-Value Ratio (LVR) model we use to stress-test serviceability before shortlisting a property:

Cashflow & Capital Item	South Bank Worked Figure	Assumptions & Notes
Purchase Price (Suburb Median)	$1,815,000	Settled house median as of September 2026
20% Deposit + Est. Stamp Duty & Costs	$450,120	$363,000 deposit (80% LVR) + ~$87,120 stamp duty, legal & inspection allowance (can be funded via usable home equity)
80% LVR Loan Amount	$1,452,000	Standard no-LMI investor loan threshold
Gross Annual Rental Income	$43,160/yr ($830/wk)	2.4% gross rental yield before vacancies and expenses
Est. Annual Interest + Operating Costs	$110,715/yr	Assumes 6.25% interest-only ($90,750/yr) + ~1.1% for council rates, insurance & property management ($19,965/yr)
Pre-Tax Weekly Cashflow Position	-$1299/wk top-up	Before tax deductions / depreciation (confirm post-tax position with your accountant)

5. Who Should Buy in South Bank—And 3 Rules Before You Make an Offer

High Land Scarcity and Deep Homeowner Wealth, But Cashflow-Intensive. Based on our September 2026 data, South Bank is best suited to higher-income professionals, medical practitioners, and upgraders with strong cashflow buffers targeting scarce land in an owner-occupier dominated suburb.

1. Never Buy Blind on the Suburb Median: In South Bank, 43 streets score below 50/100 on our census tenure and yield tests. Always run the exact street through the South Bank Street Score Hub and target the 0 streets scoring 75–100/100.
2. Check Lot-Level Overlays (Flood, Bushfire, Slope & Easements): Even on a 100/100 streetlike Glenelg Street, individual lots can carry overland flow paths, steep gradients, or sewer easements that restrict granny-flat additions or spike insurance premiums.
3. Price Against Street-Matched Settled Comparables: Do not let a selling agent justify an asking price on a 25/100 street using comparable sales from a 100/100 street. Compare settled sales within the same SA1 Street Score band.