Australia is experiencing a significant and sustained imbalance between housing supply and demand. Current forecasts indicate the country is facing a material housing shortfall exceeding 250,000 dwellings, with the gap expected to persist over the coming years.

This structural undersupply is increasingly influencing housing affordability, rental markets, and development activity across the country.

The Current Supply Gap

The National Housing Supply and Affordability Council (NHSAC), the Australian Government’s independent advisory body, has forecast that Australia will fall short of its housing targets by approximately 262,000 dwellings by 2029 under current conditions.

This estimate reflects the gap between:

• The Federal Government’s target of 1.2 million new homes over five years, and
• The projected number of dwellings likely to be completed based on current construction capacity and market conditions.

Other industry and economic commentators have similarly identified a shortfall broadly in the range of 250,000 to 300,000 dwellings, reinforcing the view that Australia’s housing system is operating below required supply levels.

Key Drivers of the Housing Shortage

The current housing shortfall is the result of multiple structural factors rather than a single cyclical issue.

Population Growth and Demand

Australia’s population growth, including migration, has increased demand for housing at a pace that has exceeded new supply. This has placed sustained pressure on both owner-occupier and rental markets.

Construction Constraints

The residential construction sector continues to face:

• Labour shortages across key trades
• Elevated construction and material costs
• Capacity constraints following builder insolvencies in recent years

These factors have reduced the number of projects that are financially viable and slowed delivery timelines.

Planning and Infrastructure Limitations

Delays in planning approvals, zoning constraints, and infrastructure delivery have limited the ability to bring new housing supply to market efficiently. In many cases, land may be zoned but not yet development-ready.

Reduced Building Activity

Current dwelling approval and completion levels remain below what is required to meet national housing targets. The Housing Accord target implies a need for approximately 240,000 homes per year, which is above recent construction output levels.

Why the Shortfall May Persist

Addressing a housing undersupply of this scale is complex and likely to take time.

Key constraints include:

• Limited construction workforce capacity
• Ongoing cost pressures impacting feasibility
• Planning system complexity across jurisdictions
• Infrastructure funding and delivery timelines

Even with policy initiatives aimed at increasing supply, forecasts suggest that the gap between housing demand and supply may continue over the medium term.

Implications for the Property Market

A sustained imbalance between supply and demand can influence property markets in several ways:

Housing Availability

Limited new supply contributes to lower housing availability, particularly in high-demand urban areas.

Rental Market Conditions

Tight supply conditions have been associated with low vacancy rates and upward pressure on rents in many regions.

Development Environment

While supply constraints can support demand for new housing, they can also increase development complexity, particularly where costs, timelines, and delivery risks are elevated.

Conclusion

Australia’s housing shortfall, currently forecast to exceed 250,000 dwellings, reflects a structural imbalance driven by long-term supply constraints and sustained demand.

While government policy initiatives aim to increase housing supply, current projections indicate that the shortfall may persist over the coming years.

Understanding these structural dynamics is important for interpreting broader property market conditions and the challenges associated with delivering new housing supply.

Sources

• National Housing Supply and Affordability Council (NHSAC), State of the Housing System 2025
• Australian Government, National Housing Accord (1.2 million homes target)
• Australian Bureau of Statistics (ABS), dwelling approvals and completions data
• Treasury, Budget Papers 2024–25 (housing supply and infrastructure)