๐Ÿ“ฎ Coasters Retreat postcode: 2108

Bushfire Risk in Coasters Retreat, NSW: 2026 Assessment

Coasters Retreat, New South Walesยท Northern Beachesยท 2108
Coasters Retreat has a high bushfire risk due to its proximity to dense bushland. Hot, dry summers and strong winds can exacerbate the risk.Updated 31 May 2026

Bushfire Risk Score

7.0/10

Coasters Retreat has a high bushfire risk due to its proximity to dense bushland. Hot, dry summers and strong winds can exacerbate the risk.

Key Facts

Bushfire Risk
Coasters Retreat has a high bushfire risk due to its proximity to dense bushland. Hot, dry summers and strong winds can exacerbate the risk.
Trend
increasing
Suburb
Coasters Retreat, NSW
Overall Risk
Medium
Postcode
2108
Region
Greater Sydney
Median property value
$1.6 million
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
19.7% of land (bushfire)

Bushfire Risk Analysis

Coasters Retreat, New South Wales, has a coasters retreat has a high bushfire risk due to its proximity to dense bushland. hot, dry summers and strong winds can exacerbate the risk. 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.

Properties in close proximity to the national park are at higher risk.

CSIRO research indicates climate change is extending fire seasons and increasing the number of severe fire weather days across southern and eastern Australia. For Coasters Retreat, 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 Coasters Retreat including BAL zone assessment, evacuation route mapping, and property-specific risk mitigation recommendations.

Coasters Retreat sits within ClimateNest's suburb-level hazard model for bushfire risk. 19.7% of the suburb's land area is mapped in high-risk bushfire zones and 70.5% 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 Coasters Retreat.

On ClimateNest's 0โ€“10 suburb hazard index, Coasters Retreat scores 2 for bushfire risk โ€” a lower exposure relative to the Australian suburb range. For comparison, properties in Coasters Retreat can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Coasters Retreat located in Greater Sydney (postcode 2108), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $1.6 million, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Coasters Retreat.

Across the six hazard axes ClimateNest models, the dominant climate risk in Coasters Retreat is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+20% 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 Coasters Retreat, 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 Coasters Retreat are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Distance to BushlandAdjacent to Ku-ring-gai Chase National Park
BAL Overlay / ZoneRFS Bush Fire Prone Land Map
Bushfire Prone AreaYes

Historical Events

2019
Moderate

Bushfires in the region caused smoke haze and elevated fire danger in Coasters Retreat.

Adaptation & Mitigation Actions

Improve drainage infrastructure

Near-term

Upgrade drainage systems to handle increased rainfall and reduce flood risk.

Est. cost: Medium

Implement bushfire management strategies

Immediate

Reduce fuel loads and create firebreaks to protect properties from bushfires.

Est. cost: Medium

Develop a heatwave response plan

Near-term

Establish cooling centers and provide support to vulnerable residents during heatwaves.

Est. cost: Low

Protect coastal areas from erosion

Long-term

Implement coastal protection measures such as seawalls and beach nourishment.

Est. cost: High

Promote community awareness and education

Near-term

Educate residents about climate risks and adaptation measures.

Est. cost: Low

Council & Emergency Services

Northern Beaches Council
Emergency Services

Data last updated: 31 May 2026

Explore Coasters Retreat Risk Reports

Frequently Asked Questions

Is Coasters Retreat in a bushfire prone area?

Parts of Coasters Retreat may be designated as bushfire prone land. Based on available data, Coasters Retreat 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 Coasters Retreat?

BAL ratings in Coasters Retreat 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 Coasters Retreat?

Yes, properties in bushfire-prone parts of Coasters Retreat 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 Coasters Retreat?

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 Coasters Retreat?

ClimateNest's suburb model rates Coasters Retreat'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 Coasters Retreat.

What share of Coasters Retreat is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 19.7% of Coasters Retreat in high-risk zones for bushfire, with a further 70.5% 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 Coasters Retreat Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Coasters Retreat, 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