Coromandel Valley SA Property Investment

Onkaparinga · 5051 · Score: 72/100 · Buy

Median House Price
$975K
Rental Yield
3.1%
Vacancy Rate
0.8%
Median Weekly Rent
$725/wk
Median Unit Price
$378K
Population
4,380
Days on Market
56 days
Annual Growth
12.1%

Coromandel Valley Short-Term Rental (Airbnb) Market

Avg Nightly Rate
$505.94/night
Occupancy Rate
42%
Est. Annual Revenue
$78K
AI Investment Analysis

Coromandel Valley SA Investment Brief

## 1. Investment Verdict Buy – The single most important number is the 0.8% vacancy rate. This signals extreme rental demand and minimal holding risk, justifying a buy recommendation despite the high entry price.

## 2. Market Overview Coromandel Valley’s median house price sits at $1,226,500, with units at $377,840. The suburb delivered 12.1% price growth over the past year, and a 5-year CAGR of 4.4% per year. The market cycle is currently cooling, but the 3-year growth forecast of 13.5% suggests further upside. Days on market data is unavailable, but the cooling cycle indicates buyers may have slightly more negotiating power today than six months ago. With 89% owner-occupiers, the suburb is dominated by stable, long-term residents rather than speculative investors.

## 3. Rental Market The vacancy rate is 0.8% – well below the 3% balanced market threshold. Median weekly rent is $725, generating a gross rental yield of 3.1%. Rental demand is rated very high, and the vacancy trend is improving (tightening further). For investors, this means near-zero vacancy risk and strong rental income stability. However, the 3.1% yield is below the typical 4%+ target for positive cash flow, so capital growth must do the heavy lifting.

## 4. Short-Term Rental Opportunity The median STR nightly rate is $506, with occupancy at 42%. Estimated annual STR revenue: $506 × 365 × 42% = ~$77,500. Compare this to LTR annual income: $725 × 52 = $37,700. STR generates 2.1x more gross revenue than LTR. However, the 42% occupancy is low – likely due to seasonal demand or limited tourist appeal. STR is better here for revenue, but LTR offers lower management hassle and more consistent cash flow. For most investors, LTR is the safer bet given the ultra-low vacancy rate.

## 5. Infrastructure & Growth Drivers Key infrastructure includes the North South Corridor (under construction) – a major road project improving connectivity to Adelaide’s CBD and northern suburbs. The Adelaide Metro Train Services Franchise (under delivery) will upgrade train services, with Coromandel station 2.6km away. The local unemployment rate is 3.3%, well below the national average, indicating a strong local job market. The supply pipeline is low – price growth is outpacing new supply, with limited development pipeline. This scarcity supports ongoing price appreciation. The employment base is likely Adelaide-centric, with residents commuting for professional, healthcare, and education jobs.

## 6. Bull Case If current trends hold, the 3-year growth forecast of 13.5% would push the median house price to ~$1,392,000 by 2027. Combined with the 0.8% vacancy rate and very high rental demand, investors could see strong capital gains with minimal vacancy risk. The North South Corridor completion could boost connectivity and attract more buyers, further tightening supply. With 89% owner-occupiers, the suburb has a stable demographic that resists price crashes. If interest rates fall, the 12.1% annual growth could accelerate, delivering outsized returns.

## 7. Risks - Yield risk: The 3.1% gross yield is below the 4%+ threshold for positive cash flow. If interest rates stay high, investors may need to subsidise the mortgage. - Rate sensitivity: With a $1,226,500 median price, a 1% rate rise adds ~$12,265/year in interest costs – significant for leveraged investors. - Supply pipeline: While low, any unexpected development approvals could soften prices. Current data shows limited development pipeline, so this risk is low. - Single-employer dependency: No major employer is identified in the suburb. Residents likely commute to Adelaide, making the market sensitive to Adelaide’s economic health. - Cooling cycle: The market is cooling, meaning growth may slow in the short term. The 12.1% 1yr growth may not repeat next year.

## 8. The Play - Entry range: $1.1M$1.3M for houses; $350K$400K for units. - Minimum yield to target: 3.5% gross yield to buffer against rate rises. Current 3.1% is below this – negotiate harder or look for value-add opportunities. - Watch signals: Monitor the North South Corridor completion timeline and Adelaide Metro upgrades. If these projects accelerate, buy before completion. Also watch the vacancy rate – if it rises above 1.5%, demand is softening. - Recommended strategy: Buy and hold for capital growth. Target a house with land content to capture long-term appreciation. Avoid overpaying – use the cooling cycle to negotiate a 5–10% discount off the median. For cash flow, consider a unit at $377,840 with lower entry cost and better yield potential.

*This analysis is for informational purposes only and does not constitute financial, legal, or investment advice. Seek professional advice before making investment decisions.*

Gentrification Index

Early gentrification signals4.0/10
High SEIFA decile — already upgraded or established affluent area
Moderate capital growth (4.4% CAGR)
Inner/middle ring location (13.4km to CBD) — high gentrification corridor
Active development pipeline (4489 approvals) — supply attracting new residents
Strong public transport infrastructure — supports walkable gentrification

Growth Forecast

high confidence
1yr Forecast
4.5%
p.a.
2yr Forecast
4.2%
p.a.
5yr Forecast
3.6%
p.a.

Basis: 5yr CAGR 4.4% + 10yr CAGR 5.3%

Growth drivers
  • +Very tight rental market (vacancy 0.8%) — upward price pressure
Headwinds
  • High supply pipeline (4489 new approvals) — may cap price growth

Suburb Metric Thresholds

9 green4 yellow3 red
Rental Vacancy Rate
0.8 high impact
Days on Market
56 high impact
Weekly Rent (house)
725 medium impact
5yr Price CAGR
4.41 high impact
10yr Price CAGR
5.32 high impact
1yr Price Growth
12.07 medium impact
Population Growth
1.46 high impact
Median Household Income
2172 medium impact
Unemployment Rate
3.3 medium impact
Public Transport Score
6.2 medium impact
School Zone Quality
7.2 medium impact
Distance to CBD
13.38 medium impact
SEIFA Advantage/Disadvantage
9 medium impact
Owner Occupier Rate
89.2 medium impact
Gross Rental Yield (%)
3.07 high impact
Net Rental Yield (%)
1.57 high impact

Macro Environment

Macro Indicators

Cash Rate

4.35%

0.25%

Cash rate as at 2026-05-06 · Credit data 2026-03

Suburb Supply & Demand

Suburb Supply Pipeline — New Dwelling Approvals

872

2020

1,074

2021

814

2022

839

2023

890

2025

New dwelling approvals — higher numbers mean more future supply

Socio-Economic Profile

Source: ABS Census 2021

SEIFA Index · Postcode 5051

Most disadvantagedLeast disadvantaged

Decile 10 of 10 — Low disadvantage

Population

15,130

Education (IEO)

9/10

Econ. Resources (IER)

10/10

10-Year Investment Projection

Modelled on Coromandel Valley SA data — rent, capital growth, tax, and depreciation over 10 years.

Pre-filled: $725/wk median rent for Coromandel Valley. Capital growth and rent increase are editable assumptions.

Schools

In your catchment

Coromandel Valley Primary School
PrimaryGovernment
7.8/10
Blackwood High School
SecondaryGovernment
7.3/10
Aberfoyle Park High School
SecondaryGovernment
6.7/10

These are the government-school zones containing this suburb centroid. Specific addresses within the suburb may fall in different catchments — confirm with the school directly.

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Data sourced from ABS, state government property sales, and Airbnb market analytics. For informational purposes only — not financial advice.