Should I Buy Property in Number One, NSW? 2026 Guide
Buyability Score
5.5/10Buy with due diligence
Key Facts
- Overall Risk
- Medium
- Insurance Outlook
- Insurance premiums are likely to increase due to climate risks.
- Buyer Caution
- Moderate
- Suburb
- Number One, NSW
- Postcode
- 2424
- Highest high-risk exposure
- 8.8% of land (bushfire)
Should I Buy Analysis
Number One in New South Wales has an overall climate risk rating of Medium. For prospective property buyers, this means climate risks should be factored into your purchase decision.
Insurance premiums are likely to increase due to climate risks.
Due diligence for buying in Number One should include: obtaining a climate risk report for the specific property address, reviewing council hazard overlays, getting pre-purchase insurance quotes, understanding disclosure obligations under New South Wales law, and considering how climate projections to 2050 may affect long-term property values.
Use ClimateNest to generate a complete property-specific report including address-level hazard scores, insurance cost estimates, climate projections to 2050, and a buyer due diligence checklist for any property in Number One.
Number One (postcode 2424) 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 bushfire (8.8% of land in high-risk zones), surface flood (8.1% of land in high-risk zones), riverine flood (4.8% of land in high-risk zones). Exposure is not uniform across Number One — 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
Historical Events
Severe storm caused flash flooding and power outages in the suburb.
Prolonged heatwave with record-breaking temperatures impacted the region, leading to heat stress and health concerns.
Bushfire near the suburb caused smoke haze and required evacuation of some residents.
Major flooding event impacted the region, causing property damage and disruptions to infrastructure.
Adaptation & Mitigation Actions
Improve stormwater drainage
Near-termUpgrade stormwater infrastructure to handle increased rainfall intensity and reduce the risk of flooding.
Est. cost: Medium
Implement a heatwave action plan
ImmediateDevelop a plan to protect vulnerable populations during heatwaves, including cooling centers and community outreach programs.
Est. cost: Low
Strengthen coastal defenses
Long-termInvest in coastal protection measures, such as seawalls and beach nourishment, to mitigate the impacts of sea level rise and coastal erosion.
Est. cost: High
Bushfire hazard reduction
Near-termUndertake regular bushfire hazard reduction activities, such as clearing vegetation and creating firebreaks, to reduce the risk of bushfires.
Est. cost: Medium
Council & Emergency Services
Explore Number One Risk Reports
View other climate risk assessments for Number One:
Frequently Asked Questions
Should I buy a house in Number One?
Number One has an overall Medium climate risk rating. The best approach is to obtain an address-level climate risk report for any property you are considering, get pre-purchase insurance quotes, review council hazard maps, and factor climate projections into your long-term ownership plan.
What due diligence is needed before buying in Number One?
Due diligence for Number One property purchases should include: climate risk report for the specific address, flood and bushfire overlay review from your local council, pre-purchase insurance quotes, understanding disclosure obligations under New South Wales law, and considering long-term climate projections to 2050.
How will climate change affect property values in Number One?
Climate change may affect Number One property values through insurance affordability, buyer risk perception, lender conditions in high-risk areas, and physical damage from extreme weather. Properties with lower hazard exposure may command premiums over higher-risk properties in the same suburb.
What insurance costs should I budget for in Number One?
Insurance costs in Number One vary by property address and hazard exposure. Budget for building insurance, contents insurance, and potentially separate flood cover depending on flood zone classification. ClimateNest provides address-level insurance estimates.
Is now a good time to buy in Number One?
Market timing for Number One depends on your personal circumstances, financial position, and risk tolerance. Being informed about the specific climate risks at your target property address lets you make a confident decision regardless of broader market conditions.
What share of Number One is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 8.8% of Number One in high-risk zones for bushfire, with a further 85.2% 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 Number One Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Number One, New South Wales, covering flood, bushfire, sea level rise and more.
What A$69 could save you from
*Industry sources: ICA, APRA, RBA
Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections