Flood Risk in Yarralumla, ACT: 2026 Assessment
Flood Risk Score
4.0/10Yarralumla has a moderate risk of flooding due to its proximity to Lake Burley Griffin and the Molonglo River. Localized flooding can occur during periods of heavy rainfall.
Key Facts
- Flood Risk
- Yarralumla has a moderate risk of flooding due to its proximity to Lake Burley Griffin and the Molonglo River. Localized flooding can occur during periods of heavy rainfall.
- Trend
- increasing
- Suburb
- Yarralumla, ACT
- Overall Risk
- Medium
- Postcode
- 2600
- Region
- Regional
- Median property value
- $500,000
- Dominant hazard
- extreme heat (5/10)
- Highest high-risk exposure
- 11.9% of land (bushfire)
Flood Risk Analysis
Yarralumla, 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.
Areas near the lake are more prone to inundation.
Yarralumla has a moderate risk of flooding due to its proximity to Lake Burley Griffin and the Molonglo River. Localized flooding can occur during periods of heavy rainfall.
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.
Yarralumla sits within ClimateNest's suburb-level hazard model for flood risk. 5.6% of the suburb's land area is mapped in high-risk flood zones and 85.3% 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 Yarralumla.
On ClimateNest's 0–10 suburb hazard index, Yarralumla scores 3 for flood risk — a lower exposure relative to the Australian suburb range. For comparison, properties in Yarralumla can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.
Yarralumla located in Regional (postcode 2600), is an Australian Capital Territory suburb tracked by ClimateNest. The suburb's median property value is $500,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Yarralumla.
Across the six hazard axes ClimateNest models, the dominant climate risk in Yarralumla 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 Yarralumla, 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 Yarralumla are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Historical Events
Heavy rainfall caused localized flooding in low-lying areas of Yarralumla.
Adaptation & Mitigation Actions
Improve drainage infrastructure
Near-termUpgrade drainage systems to handle increased rainfall intensity and reduce the risk of flooding.
Est. cost: High
Implement heatwave management plan
ImmediateDevelop and implement a heatwave management plan to protect vulnerable populations during extreme heat events.
Est. cost: Medium
Bushfire preparedness
Near-termUndertake property maintenance to reduce bushfire risk, such as clearing vegetation and maintaining gutters.
Est. cost: Low
Promote water conservation
Long-termEncourage water conservation measures to reduce demand on water resources during periods of drought.
Est. cost: Low
Council & Emergency Services
Explore Yarralumla Risk Reports
View other climate risk assessments for Yarralumla:
Frequently Asked Questions
Is Yarralumla at risk of flooding?
Based on available data, Yarralumla 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 Yarralumla?
Insurance costs for flood cover in Yarralumla 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 Yarralumla?
Yes, flood risk can affect property values in Yarralumla. 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 Yarralumla?
Elevation is a critical factor in flood risk. Properties at higher elevations within Yarralumla 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 Yarralumla?
ClimateNest's suburb model rates Yarralumla's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (4/10) and severe storm (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Yarralumla.
What share of Yarralumla is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 11.9% of Yarralumla in high-risk zones for bushfire, with a further 80.8% 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 Yarralumla Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Yarralumla, Australian Capital Territory, covering flood, bushfire, sea level rise and more.
What A$69 could save you from
*Industry sources: ICA, APRA, RBA
Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections