📮 Bywong postcode: 2621

Flood Risk in Bywong, NSW: 2026 Assessment

Bywong, New South Wales· UNKNOWN· 2621
Bywong faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from nearby creeks and waterways. The risk is projected to increase with climate change due to more intense rainfall.Updated 24 May 2026

Flood Risk Score

6.0/10

Bywong faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from nearby creeks and waterways. The risk is projected to increase with climate change due to more intense rainfall.

Key Facts

Flood Risk
Bywong faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from nearby creeks and waterways. The risk is projected to increase with climate change due to more intense rainfall.
Trend
increasing
Suburb
Bywong, NSW
Overall Risk
Medium
Postcode
2621
Region
Regional NSW
Median property value
$550,000
Dominant hazard
extreme heat (6/10)
Highest high-risk exposure
13.9% of land (surface flood)

Flood Risk Analysis

Bywong, located in New South Wales, 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 New South Wales.

Historical flood data indicates localised flooding during periods of intense rainfall.

Bywong faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from nearby creeks and waterways. The risk is projected to increase with climate change due to more intense 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.

Bywong sits within ClimateNest's suburb-level hazard model for flood risk. 6.3% of the suburb's land area is mapped in high-risk flood zones and 77.7% 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 Bywong.

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

Bywong located in Regional NSW (postcode 2621), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $550,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Bywong.

Across the six hazard axes ClimateNest models, the dominant climate risk in Bywong 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 Bywong, 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 Bywong are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayMolonglo River
Elevation Range600-700m
Flood Zone ClassificationPotentially affected by overland flow

Historical Events

2023
Minor

Minor flooding occurred in low-lying areas of Bywong following heavy rainfall.

2017
Moderate

Heavy rainfall caused localised flooding in Bywong, affecting some properties and roads.

Adaptation & Mitigation Actions

Develop a Bushfire Survival Plan

Immediate

Create a comprehensive plan for protecting your family and property in the event of a bushfire, including evacuation routes and emergency contacts.

Est. cost: Low

Improve Home Energy Efficiency

Near-term

Install insulation, energy-efficient appliances, and solar panels to reduce energy consumption and lower your carbon footprint.

Est. cost: Medium

Implement Water Conservation Measures

Near-term

Install rainwater tanks, use water-efficient appliances, and practice water-wise gardening to conserve water resources.

Est. cost: Low

Support Local Climate Action Initiatives

Long-term

Participate in community-based climate action initiatives and advocate for policies that promote sustainability and resilience.

Est. cost: Low

Prepare for Increased Flooding

Near-term

Understand your property's flood risk and implement measures to protect it, such as raising electrical outlets and storing valuables above flood level.

Est. cost: Medium

Council & Emergency Services

Queanbeyan-Palerang Regional Council
Emergency Services

Data last updated: 24 May 2026

Explore Bywong Risk Reports

Frequently Asked Questions

Is Bywong at risk of flooding?

Based on available data, Bywong 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 Bywong?

Insurance costs for flood cover in Bywong 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 Bywong?

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

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

ClimateNest's suburb model rates Bywong'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 Bywong.

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

ClimateNest's hazard overlay maps 13.9% of Bywong in high-risk zones for surface flood, with a further 65.7% 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 Bywong Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Bywong, New South Wales, 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