International modular construction statistics can help explain industry history, but they are not a current census of Australian homes or evidence that a particular product is approved. Keep the source year, geography and definition beside each number before using it to compare markets.
What the historical comparison actually says
McKinsey's June 2019 report, Exhibit 8, printed page 22, shows:
| Geography in the 2019 report | Historical share shown |
|---|---|
| Finland, Norway and Sweden grouped together | 45% |
| Japan | 15% |
| Australia | 5% |
These historical figures are not new 2026 measurements. The Nordic label is grouped, not Sweden alone. The preceding page discusses Australia in terms of new homes, not all construction or existing dwellings.
McKinsey's May 2023 discussion also cites the Nordic group and Japan. That publication date does not, on its own, establish a new survey year for each percentage.
Why definitions matter
The report covers panels, volumetric modules and hybrids, not just expandable homes. Check the scope before comparing different sources.
For any proposed statistic, record:
- 01Whether it counts new homes, existing housing stock, projects, floor area or construction spending.
- 02Whether it includes panels and components, complete modules or both.
- 03Whether it covers one country or a grouped region.
- 04The publication date and, where available, the measurement period.
- 05Whether it is an observed estimate, an industry target or a forecast.
A percentage without those details can sound more precise than the evidence supports. This guide does not claim a newly verified Australian market share, a guaranteed adoption target or a universal resale premium.
What buyers should compare instead
National adoption is not a substitute for checking the actual proposal. Ask for the product drawings, selected inclusions, engineering and approval responsibilities, installation method and delivery assumptions.
Separate the product starting price from site works, transport, lifting, connections and any selected upgrades. Request a programme that distinguishes manufacture, delivery, installation and permission to occupy. A high-adoption overseas market does not establish the cost, timing or lawful use of a home on your land.
For builders considering repeat projects, use a documented pilot to test the supplier and site interfaces before assuming that results will scale. Our builder partnership guide outlines the preliminary discussion; the final scope and responsibilities require project-specific agreement.
Frequently asked questions
Does the 45% figure refer to Sweden alone?
No. McKinsey's 2019 Exhibit 8 groups Finland, Norway and Sweden. It is not a new Sweden-only estimate.
Is Australia's modular construction share currently 5%?
Not established here. The 5% figure is from McKinsey's 2019 comparison of housing. A current estimate needs current evidence and definitions.
Does prefabricated mean the same thing as expandable?
No. Prefabrication is a broad description of offsite production. An expandable product travels compact and opens on site; not every prefabricated building has that format.
Does overseas adoption prove a modular home will cost less or arrive faster?
No. Assess the actual configuration, supply scope, site, delivery, installation and approvals. A national adoption figure is not a quote, delivery commitment or approval for your project.
Planning an Australian project
Compare the expandable home range or customisable pods around the intended use. A Planning Assessment helps ModuHaus shape the preliminary brief and suitable supplier pathway; it is not engineering, certification or approval.
General industry information only. Historical statistics are identified by source publication year; no current market-share measurement or investment outcome is claimed.
Last updated: 17/10/2026.
Sources and further reading
Requirements change and can be applied differently by site and local authority. Check the current official sources and confirm your project with the relevant council, certifier or qualified professional.