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Marleston vs Marrabel — Which is Safer?

Compare climate risk between Marleston, South Australia and Marrabel, South Australia. Our analysis uses data from BOM, CSIRO, and state hazard authorities to score each suburb across 6 climate hazards.

36/100
Moderate
38/100
Moderate
Hazard
Flood52/10037/100
Bushfire35/10040/100
Heat50/10056/100
Storm40/10045/100
Coastal26/10027/100
Cyclone15/10020/100

How to Interpret These Scores

Each hazard is scored from 0 (minimal risk) to 100 (severe risk). Scores are derived from BOM historical data, CSIRO climate projections, and state hazard authority mapping. A score of 50 means the property is in the moderate range — above average risk but not extreme. Scores above 67 indicate high risk requiring due diligence.

Minimal
0-16
Low
17-33
Moderate
34-50
Elevated
51-66
High
67-83
Severe
84-100

Insurance Cost Trajectory

Based on the hazard scores for these suburbs, current annual insurance premiums are estimated around A$5,008. With projected climate changes under RCP 8.5, premiums could rise to approximately A$7,011 by 2030 and A$13,021 by 2050. These projections align with Insurance Council of Australia data showing 28% average premium increases nationally between 2022-2025, with higher-risk areas seeing 80-120% increases.

Current
A$5,008
2030 (RCP 4.5)
A$7,011
2050 (RCP 8.5)
A$13,021

Property Value Climate Impact

Rising insurance premiums directly impact property values. Research from the Insurance Council of Australia and climate risk analysts shows that properties in areas with higher climate risk can experience a climate value drag. For a median-priced home, this could mean a potential impact of around A$40,065 or more over time.

Verdict

Marleston has a lower overall climate risk score (36/100) compared to Marrabel (38/100). We recommend getting an address-level report for properties in both suburbs before making a purchase decision.

Frequently Asked Questions

Is Marleston or Marrabel safer from flooding?
Marleston has a flood risk score of 52/100, while Marrabel scores 37/100. A lower score indicates lower flood risk. Get an address-level flood risk report for a specific property.
Which suburb has lower bushfire risk?
Marleston scores 35/100 for bushfire risk. Marrabel scores 40/100. Fire risk depends on proximity to vegetation and local fire history.
Should I buy in Marleston or Marrabel?
Both suburbs have climate considerations. Marleston has a lower overall climate risk score. We recommend getting a full ClimateNest report for any specific property you're considering, which includes 8 hazard scores, insurance projections, and actionable recommendations.

Explore Detailed Reports

Marleston Flood RiskMarrabel Flood RiskMarleston Should I Buy?Marrabel Should I Buy?

Check Your Flood Risk Now

Check Marleston's specific flood risk and see how it compares to nearby suburbs. Enter your address for an instant risk assessment.

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Get Your Flood Risk Report — A$69

What A$69 could save you from

$7.2B
2022 insured disaster losses*
$300B+
climate risk to property by 2050*
30-120%
insurance premium increases in high-risk areas*

*Industry sources: ICA, APRA, RBA

Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections