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Climate Risk Profile: Brunswick Heads, NSW

Brunswick Heads, New South Wales· 2483
Medium Risk
Updated May 2026

Brunswick Heads is a coastal town in New South Wales that faces several climate-related risks. The most significant threats are coastal erosion, flooding, and heatwaves, which are expected to worsen with climate change. Residents should prepare for these increasing risks.

Overall Risk Score

55/100
Medium

Confidence: Medium

Hazard Breakdown

Flood
6.0
Bushfire
4.0
Heat
5.0
Coastal
7.0

Climate Hazard Breakdown for Brunswick Heads

increasing

Flood

60/100

Brunswick Heads faces a moderate risk of flooding due to its proximity to the Brunswick River and low-lying areas. Increased rainfall intensity and sea-level rise are expected to exacerbate this risk.

Key drivers:

  • ·Sea level rise
  • ·Increased rainfall intensity
increasing

Bushfire

40/100

The risk of bushfire in Brunswick Heads is moderate, with some areas bordering bushland. Drier conditions and higher temperatures are projected to increase the frequency and intensity of bushfires.

Key drivers:

  • ·Increased temperatures
  • ·Drier conditions
increasing

Heat

50/100

Brunswick Heads is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations, particularly the elderly and those with pre-existing health conditions.

Key drivers:

  • ·Increased temperatures
  • ·Heatwave frequency
increasing

Coastal

70/100

Brunswick Heads is highly vulnerable to coastal erosion and inundation due to sea-level rise. The town's low-lying coastal areas are at significant risk.

Key drivers:

  • ·Sea level rise
  • ·Storm surge
stable

Wind

28/100

Moderate wind risk — East Coast Lows and gust fronts

stable

Storm

39/100

Moderate storm risk — severe thunderstorms and hail

stable

Social

21/100

Moderate social stability — mixed urban density

increasing

Energy

35/100

Moderate energy costs — climate-driven cooling demand

In-Depth Climate Risk Guides for Brunswick Heads

Should I Buy

Property buying guide with climate risk assessment

Flood Risk

Flood zone mapping, historical events, and projections

Bushfire Risk

BAL assessment, vegetation proximity, and fire history

Climate Safety

Multi-hazard safety assessment to 2050

Storm Risk

Severe weather, hail, and wind risk analysis

Heat Risk

Extreme heat days, urban heat island, and cooling costs

Insurance Costs

Premium estimates and insurance availability

Investment Score

Climate-adjusted property investment analysis

Detailed Hazard Analysis

heat Risk

50/100

Brunswick Heads is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations, particularly the elderly and those with pre-existing health conditions.

Primary Drivers

  • ·Increased temperatures
  • ·Heatwave frequency
  • ·Urban heat island effect

Projections (RCP8.5)

2030

5.5

2050

6.5

Data source

flood Risk

60/100

Brunswick Heads faces a moderate risk of flooding due to its proximity to the Brunswick River and low-lying areas. Increased rainfall intensity and sea-level rise are expected to exacerbate this risk.

Primary Drivers

  • ·Sea level rise
  • ·Increased rainfall intensity
  • ·Riverine flooding

Projections (RCP8.5)

2030

6.5

2050

7.5

Data source

coastal Risk

70/100

Brunswick Heads is highly vulnerable to coastal erosion and inundation due to sea-level rise. The town's low-lying coastal areas are at significant risk.

Primary Drivers

  • ·Sea level rise
  • ·Storm surge
  • ·Coastal erosion

Projections (RCP8.5)

2030

7.5

2050

8.5

Data source

bushfire Risk

40/100

The risk of bushfire in Brunswick Heads is moderate, with some areas bordering bushland. Drier conditions and higher temperatures are projected to increase the frequency and intensity of bushfires.

Primary Drivers

  • ·Increased temperatures
  • ·Drier conditions
  • ·Vegetation dryness

Projections (RCP8.5)

2030

4.5

2050

5.0

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums are likely to increase due to the rising risk of flooding and coastal erosion.

Price Impact

Properties in high-risk areas may experience a decrease in value as climate risks become more apparent.

Buyer Checklist

  • 1.Check flood maps and coastal erosion zones.
  • 2.Assess the property's vulnerability to bushfire.
  • 3.Inquire about insurance costs and coverage.
  • 4.Consider the long-term impacts of climate change on property value.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Brunswick River
Elevation Range
0-10 meters
Flood Zone
Coastal floodplain

The Brunswick River regularly floods during heavy rainfall events, impacting low-lying areas of the town.

View council flood map

Bushfire Evidence

Distance to Bushland
Adjacent to town
Planning Overlay
RFS Bush Fire Prone Land Map
Bushfire Prone Area
Yes

Areas to the west of Brunswick Heads are designated as bushfire-prone, requiring specific building standards for new developments.

Heat Evidence

Avg January Max Temp
28.5°C
Heat Stress Days/Year
3 days

The number of days exceeding 35°C is projected to increase significantly by 2050.

Coastal Evidence

Distance to Coast
0.5 km
Sea Level Rise Exposure
High
Erosion Risk
Significant

Historical Climate Events

2022
floodMajor

Severe flooding impacted Brunswick Heads and surrounding areas, causing widespread damage and displacement.

Source
2019
bushfireModerate

Bushfires burned close to Brunswick Heads, prompting evacuations and raising concerns about property damage.

Source
2017
stormModerate

A severe storm caused coastal erosion and damage to beachfront properties in Brunswick Heads.

Source

Climate Outlook to 2050

Projections based on CSIRO and BOM climate modelling. Scenario: RCP8.5

HazardToday20302050
flood606.5(+0.5)7.5(+1.5)
bushfire404.3(+0.3)4.7(+0.7)
heat505.4(+0.4)6.0(+1.0)
coastal707.8(+0.8)9.0(+2.0)

By 2030, Brunswick Heads is projected to experience a noticeable increase in climate-related risks, particularly from coastal erosion and flooding. Heatwaves will become more frequent and intense, and bushfire risk will also increase.

CSIRO Climate Projections

Adaptation Recommendations

Improve Drainage Infrastructure

Near-term

Upgrade drainage systems to better manage increased rainfall and reduce the risk of flooding.

Est. cost: Medium

Learn more

Implement Coastal Erosion Management Strategies

Immediate

Develop and implement strategies to protect the coastline from erosion, such as seawalls and beach nourishment.

Est. cost: High

Learn more

Develop a Heatwave Management Plan

Near-term

Create a plan to protect vulnerable residents during heatwaves, including establishing cooling centers and providing public awareness campaigns.

Est. cost: Low

Learn more

Strengthen Building Codes

Long-term

Update building codes to ensure new buildings are more resilient to climate change impacts, such as flooding and bushfires.

Est. cost: Medium

Learn more

About Brunswick Heads's Climate Risk Profile

Brunswick Heads, located on the north coast of New South Wales, is a picturesque town at the mouth of the Brunswick River. Its coastal location makes it particularly vulnerable to the impacts of climate change, especially sea-level rise and coastal erosion.

The town's low-lying areas are susceptible to flooding from both the river and increased rainfall intensity. Climate change projections indicate that these flooding events will become more frequent and severe, potentially impacting homes, businesses, and infrastructure.

Bushfire risk is also a concern, with areas surrounding Brunswick Heads prone to bushfires during dry periods. Rising temperatures and prolonged droughts are expected to exacerbate this risk, increasing the likelihood of bushfires reaching populated areas.

Heatwaves are another growing threat, posing health risks to vulnerable residents. The frequency and intensity of heatwaves are projected to increase, placing strain on the community and local healthcare services.

Addressing these climate risks requires a coordinated effort from residents, local government, and state agencies. Implementing adaptation measures, such as improving drainage infrastructure, managing coastal erosion, and preparing for heatwaves, is crucial to protecting Brunswick Heads from the impacts of climate change.

Data sources: BOM · CSIRO · NSW RFS · NSW SES · Byron Shire Council

Local Government Resources

Byron Shire Council

Climate StrategyFlood MapsEmergency Services

Frequently Asked Questions

What are the main climate change risks for Brunswick Heads?

The main climate change risks for Brunswick Heads are coastal erosion, flooding, heatwaves, and bushfires. These risks are expected to increase in the future due to rising sea levels, increased rainfall intensity, and higher temperatures.

How will sea-level rise affect Brunswick Heads?

Sea-level rise will increase the risk of coastal erosion and inundation in Brunswick Heads, potentially impacting beachfront properties and infrastructure. Low-lying areas of the town are particularly vulnerable.

What is the council doing to address climate change in Brunswick Heads?

Byron Shire Council has developed a climate change strategy that outlines actions to reduce greenhouse gas emissions and adapt to the impacts of climate change. This includes improving drainage infrastructure, managing coastal erosion, and preparing for heatwaves.

How can I prepare my home for climate change impacts?

You can prepare your home for climate change impacts by checking flood maps and coastal erosion zones, assessing your property's vulnerability to bushfire, inquiring about insurance costs and coverage, and considering the long-term impacts of climate change on property value.

Where can I find more information about climate change risks in Brunswick Heads?

You can find more information about climate change risks in Brunswick Heads on the Byron Shire Council website, the NSW Department of Planning and Environment website, and the Bureau of Meteorology website.

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