Flood Risk in Ballyrogan, VIC: 2026 Assessment

Ballyrogan, Victoria· South Gippsland
Ballyrogan faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.Updated 1 June 2026

Flood Risk Score

6.5/10

Ballyrogan faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

Key Facts

Flood Risk
Ballyrogan faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.
Trend
increasing
Suburb
Ballyrogan, VIC
Overall Risk
Medium
Postcode
3375
Region
Regional VIC
Median property value
$475,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
8.3% of land (surface flood)

Flood Risk Analysis

Ballyrogan, located in Victoria, has a notable flood risk profile based on available data including proximity to waterways, elevation, and historical flood events. The Bureau of Meteorology (BOM) maintains river height and flood warning data for catchments across Victoria.

Low-lying areas near the Tarwin River are susceptible to flooding during heavy rainfall events.

Ballyrogan faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

For a comprehensive property-specific flood assessment including address-level elevation data, flood overlay mapping, and insurance cost estimates, use the ClimateNest full analysis tool. General suburb data cannot replace a site-specific evaluation.

Ballyrogan sits within ClimateNest's suburb-level hazard model for flood risk. 7.7% of the suburb's land area is mapped in high-risk flood zones and 71.9% 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 Ballyrogan.

On ClimateNest's 0–10 suburb hazard index, Ballyrogan scores 3 for flood risk — a lower exposure relative to the Australian suburb range. For comparison, properties in Ballyrogan can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Ballyrogan located in Regional VIC (postcode 3375), is a Victoria suburb tracked by ClimateNest. The suburb's median property value is $475,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Ballyrogan.

Across the six hazard axes ClimateNest models, the dominant climate risk in Ballyrogan is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+25% 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 Ballyrogan, 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 Ballyrogan are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayTarwin River
Elevation Range5-20m
Flood Zone ClassificationPartial

Historical Events

2023
Moderate

Heavy rainfall caused flash flooding in parts of South Gippsland, including Ballyrogan.

2011
Moderate

Major flooding occurred in South Gippsland, impacting Ballyrogan and surrounding areas.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

Upgrade drainage systems to reduce the risk of flooding during heavy rainfall events.

Est. cost: Medium

Implement Bushfire Management Strategies

Immediate

Conduct fuel reduction burns and implement other bushfire management strategies to reduce the risk of bushfires.

Est. cost: Medium

Promote Water Conservation

Near-term

Encourage residents and businesses to conserve water through education and incentives.

Est. cost: Low

Develop a Heatwave Response Plan

Immediate

Create a plan to protect vulnerable populations during heatwaves, including opening cooling centers and providing assistance to those in need.

Est. cost: Low

Coastal Protection Measures

Long-term

Implement coastal protection measures such as seawalls and dune restoration to reduce the risk of coastal erosion and inundation.

Est. cost: High

Council & Emergency Services

South Gippsland Shire Council
Emergency Services

Data last updated: 1 June 2026

Explore Ballyrogan Risk Reports

Frequently Asked Questions

Is Ballyrogan at risk of flooding?

Based on available data, Ballyrogan has a notable flood risk profile. Flood risk varies by address — check your specific property for precise flood zone mapping and elevation data with ClimateNest.

What flood insurance costs can I expect in Ballyrogan?

Insurance costs for flood cover in Ballyrogan depend on the property's flood zone classification, elevation, and proximity to waterways. ClimateNest provides address-level insurance cost estimates based on your property's specific hazard exposure.

Does flood risk affect property values in Ballyrogan?

Yes, flood risk can affect property values in Ballyrogan. Properties in mapped flood zones may experience lower buyer demand, reduced valuations, and higher insurance costs. Lenders increasingly assess flood exposure as part of mortgage risk evaluation.

How does elevation affect flood risk in Ballyrogan?

Elevation is a critical factor in flood risk. Properties at higher elevations within Ballyrogan typically have lower flood exposure than those near waterways or in low-lying areas. Address-level elevation data combined with BOM flood mapping provides the most accurate picture.

What are the main climate risks in Ballyrogan?

ClimateNest's suburb model rates Ballyrogan's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by bushfire (4/10) and damaging wind (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Ballyrogan.

What share of Ballyrogan is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 8.3% of Ballyrogan in high-risk zones for surface flood, with a further 62.3% 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 Ballyrogan Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Ballyrogan, Victoria, covering flood, bushfire, sea level rise and more.

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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