📮 Narrabundah postcode: 2604

Flood Risk in Narrabundah, ACT: 2026 Assessment

Narrabundah, Australian Capital Territory· UNKNOWN· 2604
Narrabundah faces a moderate risk of flooding, primarily from intense rainfall events and the nearby Molonglo River. While the area is not directly on the floodplain, localized flooding can occur.Updated 9 Mar 2026

Flood Risk Score

4.0/10

Narrabundah faces a moderate risk of flooding, primarily from intense rainfall events and the nearby Molonglo River. While the area is not directly on the floodplain, localized flooding can occur.

Key Facts

Flood Risk
Narrabundah faces a moderate risk of flooding, primarily from intense rainfall events and the nearby Molonglo River. While the area is not directly on the floodplain, localized flooding can occur.
Trend
increasing
Suburb
Narrabundah, ACT
Overall Risk
Medium
Postcode
2604
Region
ACT
Median property value
$875,000
Dominant hazard
bushfire (6/10)
Highest high-risk exposure
11.5% of land (bushfire)

Flood Risk Analysis

Narrabundah, located in Australian Capital Territory, 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 Australian Capital Territory.

Localized flooding can occur due to intense rainfall events.

Narrabundah faces a moderate risk of flooding, primarily from intense rainfall events and the nearby Molonglo River. While the area is not directly on the floodplain, localized flooding can occur.

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.

Narrabundah sits within ClimateNest's suburb-level hazard model for flood risk. 5.2% of the suburb's land area is mapped in high-risk flood zones and 70.9% 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 Narrabundah.

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

Narrabundah (postcode 2604), is an Australian Capital Territory suburb tracked by ClimateNest. The suburb's median property value is $875,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Narrabundah.

Across the six hazard axes ClimateNest models, the dominant climate risk in Narrabundah is bushfire (score 6/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+30% 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 Narrabundah, bushfire 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 Narrabundah are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayMolonglo River
Elevation Range580-620m
Flood Zone ClassificationLow to Moderate

Historical Events

2022
Moderate

Heavy rainfall in 2022 caused localized flooding in parts of Canberra, including Narrabundah, leading to road closures and property damage.

Adaptation & Mitigation Actions

Improve stormwater drainage

Near-term

Upgrade stormwater infrastructure to handle increased rainfall intensity and reduce the risk of localized flooding.

Est. cost: Medium

Bushfire risk mitigation

Immediate

Implement bushfire risk reduction measures, such as vegetation management and community education programs.

Est. cost: Medium

Heatwave preparedness

Near-term

Develop a heatwave preparedness plan to protect vulnerable populations, including establishing cooling centers and providing public health advice.

Est. cost: Low

Community awareness programs

Long-term

Conduct community awareness programs to educate residents about climate risks and adaptation measures.

Est. cost: Low

Council & Emergency Services

ACT Government
Emergency Services

Data last updated: 9 March 2026

Explore Narrabundah Risk Reports

Frequently Asked Questions

Is Narrabundah at risk of flooding?

Based on available data, Narrabundah 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 Narrabundah?

Insurance costs for flood cover in Narrabundah 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 Narrabundah?

Yes, flood risk can affect property values in Narrabundah. 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 Narrabundah?

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

ClimateNest's suburb model rates Narrabundah's dominant climate risk as bushfire at 6/10 on a 0–10 index, followed by extreme heat (5/10) and damaging wind (5/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Narrabundah.

What share of Narrabundah is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 11.5% of Narrabundah in high-risk zones for bushfire, with a further 73.6% 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 Narrabundah Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Narrabundah, Australian Capital Territory, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

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