๐Ÿ“ฎ Gymea Bay postcode: 2227

Bushfire Risk in Gymea Bay, NSW: 2026 Assessment

Gymea Bay, New South Walesยท Sutherland Shireยท 2227
The suburb has a moderate bushfire risk due to the presence of surrounding bushland. Hot, dry conditions and strong winds can increase the likelihood of bushfires.Updated 26 May 2026

Bushfire Risk Score

4.0/10

The suburb has a moderate bushfire risk due to the presence of surrounding bushland. Hot, dry conditions and strong winds can increase the likelihood of bushfires.

Key Facts

Bushfire Risk
The suburb has a moderate bushfire risk due to the presence of surrounding bushland. Hot, dry conditions and strong winds can increase the likelihood of bushfires.
Trend
stable
Suburb
Gymea Bay, NSW
Overall Risk
Medium
Postcode
2227
Region
Regional
Median property value
$500,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
16.4% of land (bushfire)

Bushfire Risk Analysis

Gymea Bay, New South Wales, has a the suburb has a moderate bushfire risk due to the presence of surrounding bushland. hot, dry conditions and strong winds can increase the likelihood of bushfires. bushfire risk profile. Key factors include distance to classified bushland, vegetation type, slope, and historical bushfire activity in the region. The New South Wales fire authority maps bushfire-prone areas and assigns BAL (Bushfire Attack Level) ratings.

Parts of Gymea Bay are designated as bushfire prone areas.

CSIRO research indicates climate change is extending fire seasons and increasing the number of severe fire weather days across southern and eastern Australia. For Gymea Bay, this may mean shifts in bushfire risk levels over the coming decades, making property-level BAL assessment increasingly important.

Use ClimateNest for a complete address-level bushfire risk report for Gymea Bay including BAL zone assessment, evacuation route mapping, and property-specific risk mitigation recommendations.

Gymea Bay sits within ClimateNest's suburb-level hazard model for bushfire risk. 16.4% of the suburb's land area is mapped in high-risk bushfire zones and 78.4% in moderate-risk zones, based on the national hazard overlay. Exposure at this scale varies street by street, which is why an address-level check matters before you buy or insure a specific property in Gymea Bay.

On ClimateNest's 0โ€“10 suburb hazard index, Gymea Bay scores 3 for bushfire risk โ€” a lower exposure relative to the Australian suburb range. For comparison, properties in Gymea Bay can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Gymea Bay located in Regional (postcode 2227), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $500,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Gymea Bay.

Across the six hazard axes ClimateNest models, the dominant climate risk in Gymea Bay is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+25% by 2030). These suburb-level signals help prioritise which properties need the closest look โ€” the actual risk of any single home can only be confirmed with an address-level report.

Whether you are buying, selling or renovating in Gymea Bay, extreme heat is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Gymea Bay are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Distance to BushlandAdjacent
BAL Overlay / Zonehttps://www.rfs.nsw.gov.au/plan-and-prepare/bush-fire-prone-land
Bushfire Prone AreaYes

Historical Events

2020
Moderate

Bushfires in surrounding areas caused smoke haze and increased fire risk in Gymea Bay.

Adaptation & Mitigation Actions

Improve stormwater drainage

Near-term

Upgrade stormwater infrastructure to reduce the risk of flooding during heavy rainfall events.

Est. cost: Medium

Develop a heatwave management plan

Immediate

Implement strategies to protect vulnerable populations during heatwaves, such as cooling centers and community outreach programs.

Est. cost: Low

Strengthen coastal defenses

Long-term

Invest in coastal protection measures, such as seawalls and beach nourishment, to mitigate the impacts of sea level rise and erosion.

Est. cost: High

Enhance bushfire preparedness

Near-term

Implement bushfire mitigation measures, such as vegetation management and community education programs, to reduce the risk of bushfires.

Est. cost: Medium

Council & Emergency Services

Sutherland Shire Council
Emergency Services

Data last updated: 26 May 2026

Explore Gymea Bay Risk Reports

Frequently Asked Questions

Is Gymea Bay in a bushfire prone area?

Parts of Gymea Bay may be designated as bushfire prone land. Based on available data, Gymea Bay has a notable bushfire risk. Check your specific property for BAL ratings through ClimateNest or your local council.

What BAL rating applies to properties in Gymea Bay?

BAL ratings in Gymea Bay depend on the property's distance from classified vegetation, vegetation type, and slope. A site-specific assessment under AS 3959 is required to determine the exact BAL rating for any property within the suburb.

Does bushfire risk affect insurance in Gymea Bay?

Yes, properties in bushfire-prone parts of Gymea Bay may face higher building insurance premiums. Insurers assess bushfire risk based on BAL rating, fire history, and proximity to bushland. Some insurers may restrict cover in very high-risk locations.

What bushfire mitigation measures help protect homes in Gymea Bay?

Effective bushfire mitigation includes maintaining cleared asset protection zones, using ember-proof mesh on vents, installing metal gutter guards, using non-combustible building materials, and maintaining defendable space. Consult the New South Wales fire authority for property-specific guidance.

What are the main climate risks in Gymea Bay?

ClimateNest's suburb model rates Gymea Bay's dominant climate risk as extreme heat at 5/10 on a 0โ€“10 index, followed by damaging wind (4/10) and severe storm (4/10). These are suburb-level averages โ€” an address-level report is needed to confirm the risk of a specific property in Gymea Bay.

What share of Gymea Bay is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 16.4% of Gymea Bay in high-risk zones for bushfire, with a further 78.4% in moderate-risk zones. Suburb-level exposure is not uniform โ€” individual properties can differ from these averages, so an address-level check is recommended.

Is Gymea Bay Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Gymea Bay, New South Wales, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

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 ยท Australian addresses only ยท 8 hazard scores ยท Insurance trajectory ยท 2030 & 2050 projections