๐Ÿ“ฎ Ingleside postcode: 2101

Flood Risk in Ingleside, NSW: 2026 Assessment

Ingleside, New South Walesยท UNKNOWNยท 2101
Ingleside faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding.Updated 24 May 2026

Flood Risk Score

6.0/10

Ingleside faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding.

Key Facts

Flood Risk
Ingleside faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding.
Trend
increasing
Suburb
Ingleside, NSW
Overall Risk
Medium
Postcode
2101
Highest high-risk exposure
26.1% of land (bushfire)

Flood Risk Analysis

Ingleside, 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.

Local drainage infrastructure may be insufficient to handle extreme rainfall events.

Ingleside faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding.

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.

Ingleside sits within ClimateNest's suburb-level hazard model for flood risk. 6% of the suburb's land area is mapped in high-risk flood zones and 65.5% 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 Ingleside.

Ingleside (postcode 2101) is tracked in ClimateNest's suburb hazard model, which maps the share of the suburb's land exposed to each hazard at high and moderate levels. The suburb's highest high-risk exposures are bushfire (26.1% of land in high-risk zones), riverine flood (6% of land in high-risk zones), surface flood (4.7% of land in high-risk zones). Exposure is not uniform across Ingleside โ€” individual properties can sit well above or below these averages, so an address-level check is recommended before buying, selling or insuring.

Local Hazard Evidence

Nearest WaterwayNarrabeen Lagoon
Elevation Range5-100m
Flood Zone ClassificationAreas near Narrabeen Lagoon are prone to flooding.

Historical Events

2020
Moderate

Heavy rainfall caused flash flooding in low-lying areas of Ingleside, impacting homes and businesses.

Adaptation & Mitigation Actions

Improve drainage infrastructure

Near-term

Upgrade drainage systems to handle increased rainfall intensity and reduce the risk of flash flooding.

Est. cost: Medium

Implement bushfire management strategies

Immediate

Conduct regular vegetation clearing, create firebreaks, and educate residents on bushfire preparedness.

Est. cost: Medium

Develop a heatwave response plan

Near-term

Establish cooling centers, provide public awareness campaigns, and support vulnerable populations during heatwaves.

Est. cost: Low

Promote water conservation

Long-term

Encourage residents to conserve water through rainwater harvesting, efficient irrigation, and water-wise landscaping.

Est. cost: Low

Council & Emergency Services

Northern Beaches Council
Emergency Services

Data last updated: 24 May 2026

Explore Ingleside Risk Reports

Frequently Asked Questions

Is Ingleside at risk of flooding?

Based on available data, Ingleside has a notable flood risk profile. Flood risk varies by address โ€” check your specific property for precise flood zone mapping and elevation data with ClimateNest.

What flood insurance costs can I expect in Ingleside?

Insurance costs for flood cover in Ingleside 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 Ingleside?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Ingleside 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 share of Ingleside is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 26.1% of Ingleside in high-risk zones for bushfire, with a further 47.9% in moderate-risk zones. Suburb-level exposure is not uniform โ€” individual properties can differ from these averages, so an address-level check is recommended.

Is Ingleside Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Ingleside, 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 ยท Australian addresses only ยท 8 hazard scores ยท Insurance trajectory ยท 2030 & 2050 projections