📮 Collaroy postcode: 2097

Bushfire Risk in Collaroy, QLD: 2026 Assessment

Collaroy, Queensland· Northern Beaches· 2097
Collaroy has a relatively low bushfire risk due to its coastal location and urban development. However, areas adjacent to bushland reserves are still susceptible to ember attack and potential fire spread during extreme conditions.Updated 3 Apr 2026

Bushfire Risk Score

3.5/10

Collaroy has a relatively low bushfire risk due to its coastal location and urban development. However, areas adjacent to bushland reserves are still susceptible to ember attack and potential fire spread during extreme conditions.

Key Facts

Bushfire Risk
Collaroy has a relatively low bushfire risk due to its coastal location and urban development. However, areas adjacent to bushland reserves are still susceptible to ember attack and potential fire spread during extreme conditions.
Trend
stable
Suburb
Collaroy, QLD
Overall Risk
Medium
Postcode
4707
Highest high-risk exposure
15.6% of land (tropical cyclone)

Bushfire Risk Analysis

Collaroy, Queensland, has a collaroy has a relatively low bushfire risk due to its coastal location and urban development. however, areas adjacent to bushland reserves are still susceptible to ember attack and potential fire spread during extreme conditions. bushfire risk profile. Key factors include distance to classified bushland, vegetation type, slope, and historical bushfire activity in the region. The Queensland fire authority maps bushfire-prone areas and assigns BAL (Bushfire Attack Level) ratings.

Properties bordering the park should maintain firebreaks and clear gutters regularly.

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

Collaroy sits within ClimateNest's suburb-level hazard model for bushfire risk. 13.3% of the suburb's land area is mapped in high-risk bushfire zones and 65.4% 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 Collaroy.

Collaroy (postcode 4707) is tracked in ClimateNest's suburb hazard model, which maps the share of the suburb's land exposed to each hazard at high and moderate levels. The suburb's highest high-risk exposures are tropical cyclone (15.6% of land in high-risk zones), riverine flood (14.7% of land in high-risk zones), bushfire (13.3% of land in high-risk zones). Exposure is not uniform across Collaroy — individual properties can sit well above or below these averages, so an address-level check is recommended before buying, selling or insuring.

Local Hazard Evidence

Distance to BushlandAdjacent to Narrabeen Lagoon State Park
BAL Overlay / ZoneSome areas are within bushfire prone land
Bushfire Prone AreaYes

Adaptation & Mitigation Actions

Improve Coastal Defenses

Immediate

Invest in seawalls, beach nourishment, and other coastal protection measures to reduce erosion and inundation risks.

Est. cost: High

Upgrade Drainage Infrastructure

Near-term

Improve stormwater drainage systems to reduce the risk of flash flooding during heavy rainfall events.

Est. cost: Medium

Implement Heatwave Action Plan

Immediate

Develop and implement a heatwave action plan to protect vulnerable populations during extreme heat events.

Est. cost: Low

Raise Awareness and Education

Long-term

Educate residents about climate risks and adaptation measures through community workshops and online resources.

Est. cost: Low

Council & Emergency Services

Northern Beaches Council
Emergency Services

Data last updated: 3 April 2026

Explore Collaroy Risk Reports

Frequently Asked Questions

Is Collaroy in a bushfire prone area?

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

BAL ratings in Collaroy 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 Collaroy?

Yes, properties in bushfire-prone parts of Collaroy 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 Collaroy?

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 Queensland fire authority for property-specific guidance.

What share of Collaroy is exposed to high tropical cyclone risk?

ClimateNest's hazard overlay maps 15.6% of Collaroy in high-risk zones for tropical cyclone, with a further 54.6% in moderate-risk zones. Suburb-level exposure is not uniform — individual properties can differ from these averages, so an address-level check is recommended.

Is Collaroy Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Collaroy, Queensland, 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 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections