Flood Risk in Belgrave South, VIC: 2026 Assessment

Belgrave South, Victoria· UNKNOWN
Belgrave South faces a moderate risk of flooding, primarily from heavy rainfall events and local creek overflows. Properties in low-lying areas are particularly vulnerable.Updated 24 Mar 2026

Flood Risk Score

6.5/10

Belgrave South faces a moderate risk of flooding, primarily from heavy rainfall events and local creek overflows. Properties in low-lying areas are particularly vulnerable.

Key Facts

Flood Risk
Belgrave South faces a moderate risk of flooding, primarily from heavy rainfall events and local creek overflows. Properties in low-lying areas are particularly vulnerable.
Trend
increasing
Suburb
Belgrave South, VIC
Overall Risk
High
Postcode
3160
Region
Greater Melbourne
Median property value
$1.2 million
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
9.9% of land (bushfire)

Flood Risk Analysis

Belgrave South, 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.

Historical flood data indicates that properties near Monbulk Creek have experienced flooding in the past.

Belgrave South faces a moderate risk of flooding, primarily from heavy rainfall events and local creek overflows. Properties in low-lying areas are particularly vulnerable.

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.

Belgrave South sits within ClimateNest's suburb-level hazard model for flood risk. 4.4% of the suburb's land area is mapped in high-risk flood zones and 69.6% 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 Belgrave South.

On ClimateNest's 0–10 suburb hazard index, Belgrave South scores 2 for flood risk — a lower exposure relative to the Australian suburb range. For comparison, properties in Belgrave South can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Belgrave South located in Greater Melbourne (postcode 3160), is a Victoria suburb tracked by ClimateNest. The suburb's median property value is $1.2 million, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Belgrave South.

Across the six hazard axes ClimateNest models, the dominant climate risk in Belgrave South is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+20% 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 Belgrave South, 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 Belgrave South are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayMonbulk Creek
Elevation Range180-300m
Flood Zone ClassificationAreas near Monbulk Creek are designated as flood zones.

Historical Events

1997
Moderate

Heavy rainfall caused flooding in low-lying areas of Belgrave South, affecting several properties.

Adaptation & Mitigation Actions

Develop a Bushfire Survival Plan

Immediate

Create a detailed plan for evacuating your property in the event of a bushfire. Clear vegetation around your home and prepare a bushfire survival kit.

Est. cost: Low

Improve Home Insulation

Near-term

Insulate your home to reduce energy consumption and improve thermal comfort during heatwaves. Consider installing energy-efficient windows and shading devices.

Est. cost: Medium

Install a Rainwater Tank

Near-term

Collect rainwater for use in your garden or for flushing toilets. This can help reduce your reliance on mains water and mitigate the impact of droughts.

Est. cost: Medium

Support Local Climate Action Initiatives

Long-term

Participate in community-based climate action initiatives and advocate for policies that reduce greenhouse gas emissions and promote climate resilience.

Est. cost: Low

Council & Emergency Services

Yarra Ranges Council
Emergency Services

Data last updated: 24 March 2026

Explore Belgrave South Risk Reports

Frequently Asked Questions

Is Belgrave South at risk of flooding?

Based on available data, Belgrave South 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 Belgrave South?

Insurance costs for flood cover in Belgrave South 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 Belgrave South?

Yes, flood risk can affect property values in Belgrave South. 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 Belgrave South?

Elevation is a critical factor in flood risk. Properties at higher elevations within Belgrave South 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 Belgrave South?

ClimateNest's suburb model rates Belgrave South's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by severe storm (4/10) and damaging wind (3/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Belgrave South.

What share of Belgrave South is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 9.9% of Belgrave South in high-risk zones for bushfire, with a further 68.9% 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 Belgrave South Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Belgrave South, 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