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Main Arm vs Mairjimmy — Which is Safer?

Compare climate risk between Main Arm, New South Wales and Mairjimmy, New South Wales. Our analysis uses data from BOM, CSIRO, and state hazard authorities to score each suburb across 6 climate hazards.

39/100
Moderate
33/100
Low
Hazard
Flood46/10027/100
Bushfire52/10026/100
Heat46/10076/100
Storm44/10042/100
Coastal36/10011/100
Cyclone10/10017/100

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$6,368. With projected climate changes under RCP 8.5, premiums could rise to approximately A$8,915 by 2030 and A$16,557 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$6,368
2030 (RCP 4.5)
A$8,915
2050 (RCP 8.5)
A$16,557

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$50,945 or more over time.

Verdict

Mairjimmy has a lower overall climate risk score (33/100) compared to Main Arm (39/100). We recommend getting an address-level report for properties in both suburbs before making a purchase decision.

Frequently Asked Questions

Is Main Arm or Mairjimmy safer from flooding?
Main Arm has a flood risk score of 46/100, while Mairjimmy scores 27/100. A lower score indicates lower flood risk. Get an address-level flood risk report for a specific property.
Which suburb has lower bushfire risk?
Main Arm scores 52/100 for bushfire risk. Mairjimmy scores 26/100. Fire risk depends on proximity to vegetation and local fire history.
Should I buy in Main Arm or Mairjimmy?
Both suburbs have climate considerations. Mairjimmy 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

Main Arm Flood RiskMairjimmy Flood RiskMain Arm Should I Buy?Mairjimmy Should I Buy?

Check Your Flood Risk Now

Check Main Arm'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