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PROPERTY ANALYTICS

Climate Risk Profile: Sackville, NSW

Sackville, New South Wales· UNKNOWN
Medium Risk
Updated Mar 2026

Sackville is a suburb in New South Wales that faces moderate climate risks, primarily from flooding and heatwaves. The risk of flooding is expected to increase due to climate change. Residents should prepare for more frequent and intense extreme weather events.

Overall Risk Score

5.8/10
Medium

Confidence: Medium

Hazard Breakdown

Flood
7.5
Bushfire
4.2
Heat
6.0
Coastal
1.0

Detailed Hazard Analysis

heat Risk

6.0/10

Sackville experiences hot summers, with potential for heatwaves. Vulnerable populations are at risk during extreme heat events.

Primary Drivers

  • ·Rising average temperatures
  • ·Increased frequency of heatwaves
  • ·Urban heat island effect

Projections (RCP8.5)

2030

6.5

2050

7.0

Data source

flood Risk

7.5/10

Sackville is located near the Hawkesbury River and is susceptible to flooding. Riverine flooding can inundate properties and disrupt infrastructure.

Primary Drivers

  • ·Increased rainfall intensity
  • ·Sea level rise affecting river flow
  • ·Urban development increasing runoff

Projections (RCP8.5)

2030

8.0

2050

8.5

Data source

coastal Risk

1.0/10

Sackville is not directly exposed to coastal hazards, but sea level rise can affect riverine flooding.

Primary Drivers

  • ·Sea level rise
  • ·Changes in river flow

Projections (RCP8.5)

2030

1.2

2050

1.5

Data source

bushfire Risk

4.2/10

Sackville has some bushfire risk due to surrounding vegetation. Grassfires are also a potential hazard.

Primary Drivers

  • ·Dry vegetation
  • ·Hot and windy conditions
  • ·Potential ignition sources

Projections (RCP4.5)

2030

4.5

2050

4.8

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums may increase due to flood risk.

Price Impact

Properties in flood-prone areas may experience price reductions.

Buyer Checklist

  • 1.Check flood maps and historical flood data.
  • 2.Assess property's vulnerability to flooding and bushfire.
  • 3.Consider the cost of insurance and potential for increased premiums.
  • 4.Inquire about council plans for climate adaptation.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Hawkesbury River
Elevation Range
5-15 meters
Flood Zone
Yes

The Hawkesbury River is prone to significant flooding events.

View council flood map

Bushfire Evidence

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

Check RFS website for current fire danger ratings.

Heat Evidence

Avg January Max Temp
32.5°C
Heat Stress Days/Year
3 days

Plan for extended periods of high temperatures during summer.

Coastal Evidence

Distance to Coast
50 km
Sea Level Rise Exposure
Indirectly affected by sea level rise via riverine flooding
Erosion Risk
Low

Historical Climate Events

1990
floodMajor

Major flooding of the Hawkesbury River inundated many properties in Sackville.

Source
2011
floodModerate

Significant flooding along the Hawkesbury River affected Sackville.

Source
2019
bushfireModerate

Bushfires in the region caused smoky conditions and heightened fire risk in Sackville.

Source
2020
floodModerate

Flooding along the Hawkesbury River impacted Sackville.

Source

Climate Outlook to 2050

Projections based on CSIRO and BOM climate modelling. Scenario: RCP4.5

HazardToday20302050
flood7.58.0(+0.5)8.5(+1.0)
bushfire4.24.3(+0.1)4.5(+0.3)
heat6.06.4(+0.4)6.8(+0.8)
coastal1.01.1(+0.1)1.2(+0.2)

Under a moderate emissions scenario, Sackville is projected to experience increased flooding and heatwave risks by 2030.

CSIRO Climate Projections

Adaptation Recommendations

Develop a household emergency plan

Immediate

Create a plan that includes evacuation routes, emergency contacts, and a supply kit.

Est. cost: Low

Learn more

Invest in flood protection measures

Near-term

Consider installing flood barriers, raising electrical appliances, and improving drainage.

Est. cost: Medium

Learn more

Improve home energy efficiency

Near-term

Install insulation, upgrade to energy-efficient appliances, and use solar panels to reduce energy consumption and lower heat.

Est. cost: Medium

Learn more

Participate in community climate action

Long-term

Join local groups and initiatives to advocate for climate-friendly policies and build community resilience.

Est. cost: Low

Learn more

About Sackville's Climate Risk Profile

Sackville, NSW, is located in a region that is increasingly vulnerable to the impacts of climate change. The primary concerns for this suburb are flooding, heatwaves, and bushfire risk.

Flooding is a significant threat due to Sackville's proximity to the Hawkesbury River. Climate change is expected to increase rainfall intensity, leading to more frequent and severe flooding events. Sea level rise can also exacerbate riverine flooding by reducing the river's capacity to drain.

Heatwaves are another growing concern. Rising average temperatures and more frequent heatwaves can pose health risks, especially for vulnerable populations such as the elderly and those with chronic illnesses. The urban heat island effect can further amplify temperatures in built-up areas.

Bushfire risk is present due to surrounding vegetation. While not as severe as flooding or heatwaves, residents should still be aware of the potential for bushfires, especially during dry and windy conditions.

Residents and property owners in Sackville should take steps to prepare for these climate risks. This includes developing emergency plans, investing in flood protection measures, and taking precautions during heatwaves and bushfire season.

Data sources: BOM · CSIRO · NSW SES · NSW RFS · Hawkesbury City Council

Local Government Resources

Hawkesbury City Council

Climate StrategyFlood MapsEmergency Services

Frequently Asked Questions

What are the main climate risks in Sackville?

The main climate risks in Sackville are flooding, heatwaves, and bushfire risk. Flooding is the most significant concern due to the suburb's proximity to the Hawkesbury River.

How can I prepare for flooding in Sackville?

You can prepare for flooding by developing a household emergency plan, investing in flood protection measures, and staying informed about flood warnings.

What resources are available to help me prepare for climate change?

The NSW State Emergency Service (SES), the Bureau of Meteorology (BOM), and Hawkesbury City Council provide resources and information to help residents prepare for climate change.

Will climate change affect property values in Sackville?

Climate change may affect property values in Sackville, particularly in flood-prone areas. Properties in these areas may experience price reductions.

What is the council doing to address climate change?

Hawkesbury City Council is developing and implementing climate strategies to reduce emissions and build community resilience. Check the council website for more information.

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