Oxley Island Demographics: Population, Age & Income Profile (NSW)

Oxley Island, New South Wales· UNKNOWN
Oxley Island has a medium demographic profile typical of New South Wales suburbsUpdated 8 May 2026

Liveability Score

5.5/10

Oxley Island has a medium demographic profile typical of New South Wales suburbs

Key Facts

Median Age
38 years (state avg)
Median Household Income
$1,468/wk (state avg)
Families with Children
28.7% of households
Home Ownership
64.5% own — 31.5% rent
Postcode
2430
Highest high-risk exposure
12.5% of land (surface flood)

Demographics Analysis

Oxley Island in New South Wales reflects the broader demographic characteristics of the region. According to the Australian Bureau of Statistics (ABS) 2021 Census, the typical household in New South Wales has a median weekly income of around $1,468, with a median age of 38 years.

The ABS reports that 28.7% of households in New South Wales are couples with children, while 24.7% are couples without children. Lone person households account for 24.5% of households. This family composition data helps home buyers understand the neighbourhood character and amenity demand.

Home ownership rates in New South Wales show that 64.5% of households own their home (with or without a mortgage), while 31.5% rent. These tenure patterns affect property turnover rates, rental demand, and neighbourhood stability — all important factors for home buyers evaluating Oxley Island.

Climate risk is an increasingly important factor for property buyers evaluating suburbs like Oxley Island. Different demographic groups face different climate exposure profiles — families may prioritise heat safety near schools, while retirees may be more concerned about insurance costs in flood-prone areas. Get an address-level climate risk report for your Oxley Island property to understand how climate projections may affect your investment.

Oxley Island (postcode 2430) 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 surface flood (12.5% of land in high-risk zones), bushfire (10.2% of land in high-risk zones), riverine flood (4.7% of land in high-risk zones). Exposure is not uniform across Oxley Island — individual properties can sit well above or below these averages, so an address-level check is recommended before buying, selling or insuring.

Adaptation & Mitigation Actions

Improve Flood Defenses

Immediate

Invest in levees, drainage improvements, and flood-proofing measures to protect homes and businesses from flooding.

Est. cost: High

Develop a Heatwave Management Plan

Near-term

Implement a plan to protect vulnerable populations during heatwaves, including cooling centers and community outreach programs.

Est. cost: Medium

Protect Coastal Areas

Near-term

Implement coastal protection measures, such as seawalls and beach nourishment, to reduce erosion and protect infrastructure.

Est. cost: High

Raise Awareness and Educate Residents

Long-term

Provide residents with information about climate risks and how to prepare for extreme weather events.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 8 May 2026

Explore Oxley Island Risk Reports

Frequently Asked Questions

What is the population of Oxley Island?

Population data for Oxley Island comes from the ABS 2021 Census, the most recent national census. For the most current suburb-level population data, refer to ABS QuickStats or consult the New South Wales state government's population projections. Understanding population trends helps home buyers assess housing demand, infrastructure investment, and neighbourhood character.

What is the median age in Oxley Island?

The median age for New South Wales is 38 years according to the 2021 ABS Census, which serves as a reference point for Oxley Island. A younger median age often indicates more families and first home buyers, while older demographics suggest established households and potentially lower turnover. Both have implications for property demand and investment strategy.

What is the average household income in Oxley Island?

The median weekly household income in New South Wales is $1,468 per week (ABS 2021 Census). Household income affects serviceability for mortgage lending, rental affordability, and the type of housing stock in demand within a suburb. Higher-income areas typically support stronger property values and faster capital growth. Combine demographic research with a climate risk report from ClimateNest for a complete property assessment.

What type of people live in Oxley Island?

The demographic profile of Oxley Island is broadly shaped by its location within New South Wales. According to the ABS Census, 28.7% of households in the state are couples with children, while 24.7% are couples without children. The overall population of New South Wales has a median age of 38 — use this as context when assessing the demographic character of Oxley Island.

What share of Oxley Island is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 12.5% of Oxley Island in high-risk zones for surface flood, with a further 67.3% 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 Oxley Island Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Oxley Island, 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