📮 Brownlow Hill postcode: 2570

Flood Risk in Brownlow Hill, SA: 2026 Assessment

Brownlow Hill, South Australia· Camden· 2570
Brownlow Hill 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 30 May 2026

Flood Risk Score

6.5/10

Brownlow Hill 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
Brownlow Hill 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
Brownlow Hill, SA
Overall Risk
Medium
Postcode
5374
Region
Regional SA
Median property value
$375,000
Dominant hazard
extreme heat (6/10)
Highest high-risk exposure
13.2% of land (bushfire)

Flood Risk Analysis

Brownlow Hill, located in South Australia, 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 South Australia.

Historical flood data indicates past events have impacted properties near the river.

Brownlow Hill 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.

Brownlow Hill sits within ClimateNest's suburb-level hazard model for flood risk. 2.6% of the suburb's land area is mapped in high-risk flood zones and 71.5% 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 Brownlow Hill.

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

Brownlow Hill located in Regional SA (postcode 5374), is a South Australia suburb tracked by ClimateNest. The suburb's median property value is $375,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Brownlow Hill.

Across the six hazard axes ClimateNest models, the dominant climate risk in Brownlow Hill is extreme heat (score 6/10), 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 Brownlow Hill, 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 Brownlow Hill are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayNepean River
Elevation RangeVaries, some low-lying areas
Flood Zone ClassificationPotentially affected areas near the Nepean River

Historical Events

2011
Moderate

Another flood event along the Nepean River caused property damage.

1990
Moderate

Significant flooding of the Nepean River impacted low-lying areas around Brownlow Hill.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

Upgrade local drainage systems to handle increased rainfall intensity and reduce flood risk.

Est. cost: Medium

Bushfire Preparedness Planning

Immediate

Develop and implement community bushfire preparedness plans, including evacuation routes and firebreaks.

Est. cost: Low

Heatwave Early Warning System

Near-term

Establish a heatwave early warning system to alert vulnerable populations and provide guidance on staying safe during extreme heat events.

Est. cost: Low

Promote Energy Efficiency

Long-term

Encourage residents to adopt energy-efficient practices and technologies to reduce greenhouse gas emissions and lower energy bills.

Est. cost: Medium

Council & Emergency Services

Camden Council
Emergency Services

Data last updated: 30 May 2026

Explore Brownlow Hill Risk Reports

Frequently Asked Questions

Is Brownlow Hill at risk of flooding?

Based on available data, Brownlow Hill 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 Brownlow Hill?

Insurance costs for flood cover in Brownlow Hill 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 Brownlow Hill?

Yes, flood risk can affect property values in Brownlow Hill. 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 Brownlow Hill?

Elevation is a critical factor in flood risk. Properties at higher elevations within Brownlow Hill 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 Brownlow Hill?

ClimateNest's suburb model rates Brownlow Hill's dominant climate risk as extreme heat at 6/10 on a 0–10 index, followed by bushfire (5/10) 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 Brownlow Hill.

What share of Brownlow Hill is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 13.2% of Brownlow Hill in high-risk zones for bushfire, with a further 75% 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 Brownlow Hill Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Brownlow Hill, South Australia, 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