Is Crowther Island, NSW Climate Safe? 2026 Assessment
Climate Safety Score
7.2/10Climate risk is high — address assessment recommended
Key Facts
- Climate Safety
- High
- Flood
- Crowther Island is highly susceptible to flooding due to its low elevation and proximity to waterways. Riverine and flash flooding are potential concerns.
- Bushfire
- The area around Crowther Island has a moderate bushfire risk due to surrounding vegetation. Hot, dry conditions can increase the likelihood of bushfires.
- Heat
- Crowther Island is likely to experience more frequent and intense heatwaves, posing a risk to vulnerable populations.
- Storm
- Moderate storm risk — East Coast Lows bring severe weather including hail and damaging winds
- Postcode
- 2460
- Region
- Coastal NSW
- Median property value
- $925,000
- Dominant hazard
- extreme heat (5/10)
- Highest high-risk exposure
- 11.4% of land (bushfire)
Climate Safety Analysis
Crowther Island in New South Wales has an overall climate safety rating of High. This multi-hazard assessment combines flood, bushfire, heat, coastal, and storm risk data with climate projections to 2050 from CSIRO and the Bureau of Meteorology.
Key factors affecting Crowther Island's climate safety include heat, flood, coastal, bushfire. Each hazard is assessed independently and combined for an overall picture. Australia has warmed by approximately 1.5 °C since 1910, with flow-on effects to fire weather, extreme rainfall, and heatwave frequency.
Climate safety for property in Crowther Island is not uniform — it varies by address. Factors such as elevation, distance to waterways, proximity to bushland, and local drainage all influence actual risk at a specific property. Two nearby properties can have materially different risk profiles.
For a complete property-specific climate safety report for Crowther Island including address-level hazard mapping, insurance outlook, and adaptation recommendations, use the ClimateNest full analysis tool.
Crowther Island located in Coastal NSW (postcode 2460), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $925,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Crowther Island.
Across the six hazard axes ClimateNest models, the dominant climate risk in Crowther Island is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+30% by 2030). These suburb-level signals help prioritise which properties need the closest look — the actual risk of any single home can only be confirmed with an address-level report.
Whether you are buying, selling or renovating in Crowther Island, 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 Crowther Island are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Historical Events
Severe flooding of the Hawkesbury River inundated large parts of Crowther Island, causing significant property damage.
Bushfires in the surrounding region caused smoke haze and increased fire risk on Crowther Island.
Record-breaking heatwave conditions led to heat stress and health concerns for vulnerable residents.
Heavy rainfall caused localized flooding on Crowther Island, disrupting transport and damaging property.
Adaptation & Mitigation Actions
Improve Drainage Infrastructure
ImmediateUpgrade drainage systems to handle increased rainfall and reduce flood risk.
Est. cost: High
Implement Bushfire Mitigation Strategies
Near-termClear vegetation around properties and develop community bushfire plans.
Est. cost: Medium
Strengthen Coastal Defenses
Near-termConstruct seawalls and other coastal protection measures to reduce erosion.
Est. cost: High
Develop Heatwave Response Plan
ImmediateEstablish cooling centers and provide support for vulnerable residents during heatwaves.
Est. cost: Low
Raise Home Foundations
Long-termElevate homes to reduce flood damage.
Est. cost: High
Council & Emergency Services
Explore Crowther Island Risk Reports
View other climate risk assessments for Crowther Island:
Frequently Asked Questions
Is Crowther Island safe from climate change?
No location in Australia is entirely immune to climate change impacts. Crowther Island has an overall High climate risk rating. Understanding the specific hazards at your property address — not just the suburb average — provides the most reliable risk picture.
Which climate hazard poses the biggest risk in Crowther Island?
The dominant hazard for Crowther Island depends on geography and local environment. Proximity to waterways elevates flood risk, while proximity to bushland increases bushfire risk. ClimateNest's multi-hazard analysis identifies the highest-risk hazards for any specific address.
How does Crowther Island compare to nearby suburbs for climate safety?
Nearby suburbs may have different climate risk profiles depending on elevation, vegetation cover, drainage patterns, and land use. ClimateNest allows comparison of climate safety scores across New South Wales suburbs.
Should I be concerned about buying property in Crowther Island?
Climate risk should be one factor in your decision, alongside price, location, and amenity. An informed buyer understands the specific risks at a property address and factors insurance costs and climate projections into their assessment of long-term value.
What climate projections should I know for Crowther Island?
Key projections for New South Wales from CSIRO include increased average temperatures, more frequent hot days, changes in rainfall seasonality, longer fire seasons, and potential increases in extreme rainfall intensity. These trends inform the long-term outlook for Crowther Island.
What are the main climate risks in Crowther Island?
ClimateNest's suburb model rates Crowther Island's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (5/10) and severe storm (5/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Crowther Island.
What share of Crowther Island is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 11.4% of Crowther Island in high-risk zones for bushfire, with a further 78.1% 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 Crowther Island Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Crowther Island, New South Wales, covering flood, bushfire, sea level rise and more.
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Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections