The United States, Britain, New Zealand and Canada all need more homes. All four are producing fewer. The specific causes differ in every case. The underlying failure does not, and it is the one thing policy keeps refusing to buy.
Line up the four markets and the symptoms look unrelated.
American housing starts hit a six year low in May 2026 with ten months of unsold stock behind it. British new home registrations fell 6 per cent in the first quarter, with London down 37 per cent to just 937 homes. New Zealand consents rose 19 per cent while the value of building work fell 8.2 per cent. Canada stood up a federal agency with $13 billion to build homes the private market was not building.
Four different diseases. Tariffs and inventory in America. Regulation and viability in Britain. A cyclical trough in New Zealand. A structural supply gap in Canada.
Then look at what each one runs into when it tries to fix the problem, and the four stories collapse into one.
The pattern
In every case, the binding constraint is not money, land, or demand. It is the capacity to convert those things into finished homes.
Germany is the purest example available anywhere, and it has just delivered the cleanest proof yet. German building permits rose 10.6 per cent in 2025, to 238,100. In the same year, completions fell 18 per cent to 206,600, the lowest level since 2012. Approvals up. Deliveries down. In the same twelve months.
Sitting behind that, Destatis recorded 760,700 approved but not yet completed dwellings at the end of 2025, of which only 307,200 were actually under construction. And 35,700 permits simply expired during the year, the highest number since 2002.
Germany approved more homes and built fewer, then watched 35,700 permits expire unused. There is no clearer demonstration anywhere that approvals were never the binding constraint.
The average time between permit and completion in Germany has stretched to 27 months, from 20 months in 2020. The system can approve homes. It cannot build them economically, and the gap is widening.
Britain is the same wall from a different angle. The workforce that was promised 1.5 million homes and could not be found is the constraint, not the ambition. London registered 937 new homes in a quarter, against more than 7,000 in the same quarter of 2014. That is an eightfold fall in a decade, in the city with the most acute shortage in the country.
Canada is running into it from the opposite direction. It has the political will, a dedicated agency and a $13 billion envelope, and industry leaders are openly questioning whether the country has enough workers to double homebuilding. You cannot procure your way past a labour shortage. You can only relocate it, which is precisely why the strategy leans on factory built housing.
Japan got there first, as it usually does, with an ageing workforce that could not be replaced fast enough and construction identified as one of its worst affected sectors.
New Zealand is the same mechanism on a shorter timescale. Consents up 19 per cent, building work down 8.2 per cent, and 551 fewer building companies in business at the end of 2025 than a year earlier. The consents are real. Roughly half the firms that disappeared were in multi family dwellings, which is exactly where the consent growth is strongest. The demand is returning to a segment that lost its builders.
Why capacity keeps getting missed
Capacity is unglamorous, slow, and impossible to announce.
A minister can announce a target on Tuesday. A planning reform can pass in a session. A funding envelope can be committed in a budget. All three produce a headline, a number, and a sense of movement.
An apprentice takes four years. A competent site supervisor takes fifteen. A trade business with enough depth to take on volume takes a decade to build and eighteen months of bad conditions to destroy.
So the policy instruments that operate on a political timescale act on approvals, targets and funding, because those are the levers that move inside an electoral cycle. The lever that actually binds moves on a generational timescale and gets attention only when it has already failed.
By then the sequence has run: conditions tighten, firms fail, apprentices leave, trade depth thins, and the capacity to build is quietly reduced. Then conditions improve, demand returns, and the industry cannot respond, because the response requires people who left three years ago.
New Zealand has a particularly sharp version of this. Certified Builders reported that consented projects halted after the last election were associated with roughly 15,000 job losses. Those were not marginal workers. They were the capacity that a returning pipeline now needs, and they are in Australia.
The part that is not the industry’s fault
It is worth being precise about this, because the usual telling gets it backwards.
None of these countries lost capacity because builders stopped being good at building. The American builders holding lots rather than starting spec homes are making a correct commercial judgement. The British SMEs halting operations, selling assets and diversifying into general building work are surviving intelligently. The New Zealand firms that went under mostly did not fail at construction. They ran out of cash while the pipeline was still full of future work. The German projects sitting in that 760,700 backlog are not stalled because nobody knows how to build them. They are stalled because the economics do not work, and 35,700 permits expired to prove it.
Capacity did not erode through incompetence. It eroded because the conditions made staying at scale irrational, and a rational industry responded rationally.
That distinction matters, because it determines what actually fixes it. If you believe capacity was lost through failure, you regulate. If you understand it was lost through conditions, you fix the conditions, and the capacity rebuilds itself because the people who left would rather be building.
What this means here
Australia is not exempt from any of this and there is no reason to think we are.
We have targets. We have funding. We have planning reform running in every state. We have the same demographic pressure. And we have the same question sitting underneath all of it, largely unanswered: who is going to build it?
So when the forecasts land, the useful discipline is to read what the forecasts are actually measuring. A projection of demand is not a projection of delivery. A pipeline number is not a capacity number. An approval is not a house. Germany just proved that with 35,700 expired permits in a single year.
For an individual builder, the practical translation is narrower and more immediate.
The national capacity problem is not yours to fix. But the capacity of the business you actually run is entirely yours, and it is the only variable in this whole picture you control. How many jobs you can genuinely carry. Whether your systems survive your best supervisor taking annual leave. Whether the trade base you can call on when volume returns is a list of names or a set of real relationships you have maintained through the quiet.
That last one is the sleeper. Every market in this piece is going to discover the same thing at the same moment: when demand comes back, the constraint is not finance or approvals. It is whether you can put a crew on site. The builders who kept those relationships warm through the downturn will find out they were building the most valuable asset in the business without noticing.
The uncomfortable conclusion
There is no version of this where a target fixes it, and every one of these governments has now demonstrated that at some expense.
Homes get built by people. People take years to train, need a reason to stay, and leave when the industry stops being a reasonable place to make a living. Every policy that treats housing supply as a function of approvals, funding or ambition is solving a problem that is not the binding one.
The countries that work this out first will not be the ones with the boldest targets. They will be the ones that made building a stable enough business that the capacity stopped leaving.
That is a much less impressive announcement. It is also the only one that would work.
The Good Builder Take
Four countries, four different diagnoses, one identical wall.
America has the money and stopped building. Britain has the target and 937 registrations a quarter in London. Germany approved 10.6 per cent more homes, built 18 per cent fewer, and let 35,700 permits expire. New Zealand has the consents and lost 551 of the companies that would have built them. Canada has $13 billion and an open question about whether the workers exist.
Not one of these is a planning problem. Every one of them is a capacity problem wearing a planning problem’s clothes, and capacity is the only thing on the list that cannot be announced into existence.
The honest read for Australia is that we are running the same playbook and should expect the same result unless something changes about how attractive it is to stay in this industry at scale. That is not a builder failure. It is a conditions failure, and conditions are fixable, which is the closest thing to good news in this piece.
Frequently asked questions
Housing shortages across developed markets share a common constraint. Demand, funding and planning approvals are broadly in place, but the industry capacity to convert approvals into completed homes has eroded through successive downturns, business failures and workforce losses. Germany illustrates this most clearly: permits rose 10.6 per cent in 2025 while completions fell 18 per cent, with 760,700 approved dwellings sitting unbuilt and 35,700 permits expiring unused.
Germany recorded its lowest housing completions since 2012 in 2025, at 206,600 against an estimated need of around 320,000 a year. Britain is far behind its 1.5 million home target, with London registrations down to 937 in the first quarter of 2026. The United States faces a shortfall measured in millions while starts fell to a six year low in May 2026. Canada established a $13 billion federal agency in response to a projected 690,000 unit gap by 2035.
Across the markets examined, funding has generally not been the binding constraint. Canada committed $13 billion and industry leaders questioned whether enough workers exist to deliver the target. Germany has 760,700 approved dwellings it cannot deliver economically. In most developed markets, workforce capacity and business capacity are the limiting factors rather than capital or approvals.
Construction capacity is the industry’s practical ability to convert approvals and funding into completed homes. It includes the number of trading building businesses, available skilled trades, supervisors, supply chains and management depth. It matters because it takes years to build and can be lost in months, and unlike targets or funding it cannot be created by policy announcement.
The specific drivers differ, but Australia shares the underlying structure. Targets, funding and planning reform are all in place across jurisdictions, while the workforce and business capacity required to deliver at the targeted volume remains the open question. That is the same pattern visible in the United States, Britain, Canada, Germany and New Zealand.
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Britain’s Building Problem: 1.5 Million Homes Promised, No Workers to Build Them
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Hear more conversations with builders working through exactly these conditions on The Good Builder Podcast, available on Spotify and Apple Podcasts.
Last updated: 17 July 2026. Synthesises figures from the US Census Bureau, the National House Building Council, Stats NZ, Centrix, Destatis, the Parliamentary Budget Officer and Housing, Infrastructure and Communities Canada.
This article is intended for general information purposes only and does not constitute legal, financial, or professional advice. Laws, regulations, and industry requirements vary by state and territory and change over time. Builders and trades professionals should seek independent advice relevant to their specific circumstances before making business, legal, or financial decisions.
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