Housing affordability and the supply of new homes is one of New Zealand's most persistent national problems, touching renters, would-be first-home buyers, builders, councils and people on the social-housing waitlist. After a pandemic-era price surge and a sharp correction, the market in 2026 has flattened at still-elevated levels while the National-led coalition pursues a major rewrite of the planning system to make it easier and cheaper to build.

What's happening:

• Home values have stabilised but remain high. The QV House Price Index for March 2026 showed values down just 0.4% over the year and 0.1% for the quarter, with QV spokesperson Simon Petersen noting values still sit well above pre-pandemic levels — about 21.6% higher than March 2020.
• Construction is recovering. Stats NZ reported 39,087 new dwellings consented in the year to April 2026, up 16% on the prior year, with townhouses, flats and units (16,832, up 19%) now rivalling stand-alone houses (17,900) and apartments up 27%.
• The government is replacing the Resource Management Act. On 9 December 2025 the Planning Bill and Natural Environment Bill were introduced, consolidating 100-plus council plans into 17 and, the government says, removing up to 46% of consents.
• Officials estimate the reform could save $13.3 billion over 30 years (an analysis by Castalia), with homeowners no longer needing consent for changes that only affect their own property, such as decks or extensions.
• The Going for Housing Growth programme rests on three pillars — freeing up land, infrastructure funding, and council incentives — backed by an Incentives for Growth Fund of up to $400 million over four years from 2026/27, paid against building consents.

Where the parties stand:

• The coalition frames reform as overdue. RMA Reform Minister Chris Bishop called it a "once-in-a-generation" chance to cast off the RMA, building on National's commitment to replace the Resource Management Act. ACT's Simon Court described it as a "monumental shift" putting property rights "at the core."
• Business groups back it: Infrastructure NZ chief Nick Leggett called the changes "long overdue" and BusinessNZ's Katherine Rich praised reduced compliance.
• On social housing, Housing Minister Bishop and Finance Minister Nicola Willis announced a Budget 2026 shake-up lifting weekly support for about 110,000 families by roughly $15 while leaving about 80,000 worse off by $30. Labour and the Greens strongly opposed it: Labour leader Chris Hipkins said the government "does not care about people on low incomes" and housing spokesperson Kieran McAnulty said you "do not help families into independence by making them poorer."
• The Greens want more state building, not less. Co-leader Marama Davidson warned the approach would worsen homelessness, and housing spokesperson Tamatha Paul called it "out of touch" given the public-housing waitlist. The Greens' plan to build 40,000 social homes and Labour's pledge to build 35,000 public homes sit in contrast to the coalition's flat Kāinga Ora build target of about 78,000 homes.
• Environmental and council voices are split: Forest & Bird's Erika Toleman warned the reforms could "weaken critical environmental safeguards," while Local Government NZ's Rehette Stoltz stressed councils need funding to implement the changes.

What to watch:

• Whether the Planning and Natural Environment Bills pass in 2026 as planned, with the new system not fully operational until 2029.
• Whether the consent recovery translates into lower prices and rents, or is offset by affordability constraints as incomes lag.
• How councils respond to the Incentives for Growth Fund and 30-year zoning requirements.
• The real-world effect of the social-housing eligibility changes on the waitlist and homelessness.

Why people end up on the waitlist — the root causes

The social housing register stood at around 19,089 households as of May 2025 — down from a peak above 26,000 but still far above pre-pandemic levels. Almost half of those waiting are Māori. Understanding why people end up on the waitlist matters because the policy response differs depending on the cause.

Poverty and housing cost: The most direct driver is the gap between incomes and rents. When households spend more than 30% of their income on housing — economists' standard definition of housing stress — private rental becomes unaffordable. Low-income households, including those on main benefits or minimum-wage employment, have few alternatives once private-market rents rise faster than wages.

Family and domestic violence: Fleeing violence is one of the most acute triggers of sudden housing need — a family that must leave overnight cannot wait months on a waitlist. The housing system must respond to this as an emergency, not as a standard demand signal.

Mental health and hospital discharge: People discharged from acute mental health facilities often have no stable housing to return to. Without a home, recovery is extraordinarily difficult. The health and housing systems have historically operated in silos, creating a revolving door.

Addiction and substance use: Addiction — frequently a consequence of trauma, not its cause — contributes both to job loss and to difficulty sustaining tenancies, which can result in eviction from private rentals and subsequent housing need.

Colonisation and Māori over-representation: Māori are four times more likely to live in crowded housing than European New Zealanders, and as of 2013 only 28.2% of Māori households owned their home compared with 56.8% of European households. In some Housing First cohorts, over 70% of participants are Māori. This over-representation is not incidental — it reflects the cumulative effect of land confiscation, discriminatory housing policy, and economic marginalisation over generations. The pipeline from colonisation to housing deprivation is also examined on the TPM: Abolish Prisons by 2040 page, which traces how the same structural disadvantages feed the criminal justice system.

Youth leaving state care: Around 3,000 young people aged 15–20 are eligible for Oranga Tamariki transition support services, but the ministry has acknowledged it had only 134 supported accommodation placements. About 1 in 10 care-experienced young people end up in "unstable accommodation" such as a car or garage. Adults who experienced state care as children are nine times more likely to have used emergency housing and half as likely to be in employment.

Job loss and economic disruption: Redundancy, even in a well-functioning economy, can quickly erode savings and trigger housing crisis for households without emergency buffers — particularly renters.

These causes are structural and systemic, not reflections of individual character or moral failing. Housing policy that treats "supply" as the only lever will not address a person fleeing violence tonight, or a young person discharged from care with nowhere to go.

State housing as a short-term bridge — or a permanent home?

The debate about how long people should live in state housing is one of the genuinely contested questions in housing policy, with real evidence on both sides.

What the data shows: According to the MSD Social Outcomes Model 2023, 30% of current Kāinga Ora tenants have been in social housing for over 10 years, and the average household is forecast to remain in social housing for a further 16.7 years from the time of assessment. Kāinga Ora tenancies are currently indefinite periodic tenancies — there is no formal time limit.

The case for stable, long-term tenancy: The "Housing First" model — which provides permanent housing without preconditions — has produced striking results in New Zealand's own research. A five-year longitudinal study using the Stats NZ Integrated Data Infrastructure found that Housing First participants experienced hospitalisations down 44%, community-based mental health events down 24%, police offences down 36%, criminal charges down 43%, and income from wages up 138% compared with the period before housing. For women specifically, hospitalisations were 65% lower. The argument: housing stability is itself the platform for better outcomes. The Lancet-published systematic review30055-4/fulltext) of permanent supportive housing found it increased long-term housing stability for those with high support needs, though it had no measurable effect on psychiatric symptoms or employment outcomes compared with standard social services.

The case for time-limited, transitional housing: A competing view — represented in recent government policy — holds that indefinite tenancy without review can reduce motivation to move toward private rental or home ownership, and that the aspiration of independence is better served by a housing ladder than a permanent subsidy. One strand of US research found that young people who grew up in public housing experienced earnings boosts and lower welfare dependency in adulthood, suggesting proximity to the state sector need not permanently reduce self-sufficiency. However, other research on adult tenants finds that perceived relative deprivation — feeling one's home is worth less than others' nearby — correlates with lower self-esteem and reduced sense of mastery. The Budget 2026 social housing reforms include moves toward defined tenancy durations and regular income-based reviews, explicitly aiming to incentivise transitions to the private market.

The design question: The honest framing of this debate is not "is state housing good or bad?" but "what does the design of support — its duration, standard, exit support, and review mechanism — do to long-term outcomes?" Both housing stability and motivation for independence are real goods. The question is whether they can be achieved together, or whether policies must trade one off against the other. The evidence suggests that wraparound support for exit (employment, financial literacy, private rental assistance) matters more than the physical standard of the home in shaping outcomes.

The cost of building — a broken process?

Even when land is available and consent is granted, building in New Zealand is expensive. A cluster of systemic factors adds cost before a single brick is laid.

Building consent delays: The statutory deadline for a building consent is 20 working days. Infometrics analysis of MBIE data found wide variation: Far North achieved 100% on-time in recent quarters; Horowhenua processed only 25% of non-residential applications on time in June 2024. Building and Construction Minister Chris Penk estimated that consent delays could cost around $4,000 per dwelling. The single biggest cause of delay is incomplete applications triggering Requests for Further Information (RFIs) — 64.3% of applications received at least one RFI, with applicants taking a median 11.6 days to respond. One critique of the process is that it involves significant personal discretion rather than consistent rules — what one council accepts, another rejects — which adds cost and unpredictability for developers.

Development contributions — who pays for the pipes? When a new subdivision is developed, infrastructure must be extended: water, wastewater, stormwater, roads, parks. In New Zealand, councils charge developers a "development contribution" to cover these costs. Auckland Council's 2025/26 policy set an average of $48,000 per household equivalent in Investment Priority Areas (Drury, Mangere, Mt Roskill, Tamaki, Westgate) and $20,000 elsewhere. Wellington charges $20,000–$30,000+ per dwelling. These fees are paid by developers before a building consent is issued — and are typically passed directly to buyers in the purchase price.

The policy question is whether this is the right cost allocation. The developer captures the capital gain from turning farmland into housing. The council — and ultimately ratepayers — are expected to fund the infrastructure that makes that gain possible. Some argue this should be inverted: infrastructure costs should be borne more fully by developers as a condition of consent, with the public benefiting from lower house prices rather than subsidising developer margins. The UK's Community Infrastructure Levy (CIL), introduced in 2010, sets a per-square-metre levy on new developments that funds infrastructure — a formulaic, transparent approach designed to reduce negotiation and discretion compared with project-by-project contributions.

Consent reform: The government's announcement in 2024–25 that minor product and design changes no longer require new consents, and that 80% of inspections must be completed within 3 working days, with quarterly public reporting, marks an attempt to reduce friction. The underlying goal of RMA replacement — removing 46% of resource consent requirements — could reduce a parallel layer of cost and delay for more complex builds.

The GIB scandal and market competition

Between 2021 and 2022, New Zealand experienced an acute shortage of plasterboard, known almost universally by the brand name GIB. The cause was structural: Winstone Wallboards, a subsidiary of Fletcher Building, held approximately 94% of the New Zealand plasterboard market. When demand surged during the construction boom and supply chains were disrupted by COVID-19, the near-monopoly meant there was no alternative supplier to absorb the shock.

The shortage was severe enough to stall building sites across the country. Construction costs rose 10% in 2021, and a December 2021 survey found materials costs had risen 16% in three months, with a forecast of a further 12% rise in the following six months.

In November 2024, the Commerce Commission filed court proceedings against Winstone Wallboards in the Auckland High Court, alleging breaches of sections 27 and 36 of the Commerce Act. The Commission alleges that Winstone used retroactive tiered rebates in its supply agreements with building merchants between 2017 and 2022 — a mechanism that, in the Commission's view, leveraged Winstone's substantial market power to suppress competition from smaller importers and new entrants, ultimately leading to consumers paying higher prices. Winstone Wallboards has said it will "vigorously defend" the proceedings, which could take some time to resolve in court. As of mid-2026, no judgment has been issued.

The case raises a policy question beyond the legal outcome: if anti-competitive behaviour by a construction materials monopolist inflated the cost of every home built during a period of housing crisis, is the appropriate penalty a nominal fine under a cap designed for ordinary commercial contexts — or should it be calibrated to the aggregate harm across the entire affected market? A penalty proportional to the number of houses affected and the price premium extracted during the relevant period would reflect the scale of consumer harm in a way a capped fine may not.

Urban planning — designing the city before building it

Building more homes is only part of the challenge. Building them in the right places — with adequate stormwater, traffic, schools and utilities — requires planning systems capable of modelling consequences before they happen.

Auckland's January 2023 floods as a case study: On 27 January 2023, 245 mm of rain fell across parts of Auckland within 24 hours, exceeding prior records and triggering flash flooding, landslides and river overflows that caused four deaths and damaged thousands of properties. Residents and engineers identified blocked drains, inadequate culverts, and a stormwater network not designed for urban intensification at the density now occurring. The Conversation's analysis found that design standards were not aligned between organisations, service levels were set project-by-project, and low-impact development principles had not been integrated into intensification approvals. Urban development had proceeded without adequate modelling of cumulative stormwater effects.

Singapore's Virtual Singapore — proof of concept: Singapore's Virtual Singapore project, completed in 2022 after a SGD $73 million investment, created the world's first national-scale digital twin — a real-time 3D model of the entire country used for urban planning, emergency response simulation, infrastructure management and climate resilience modelling. The Singapore Land Authority reported saving over SGD $25 million through more accurate road mapping; planning costs were cut by an estimated 15%; and mapping time was reduced by 67%. Emergency planners use it to simulate monsoon evacuation routes; transport authorities optimise bus frequency from real ridership data; real estate developers model noise pollution from airports to inform quieter housing design. The platform is shared across government agencies, private developers and research institutions.

The concept applied to New Zealand: The Auckland case suggests that approving intensification without modelling cumulative infrastructure effects creates costs that fall on residents, ratepayers and the public — not developers. A digital-twin simulation requirement before major development approval — modelling traffic, stormwater, school capacity and infrastructure loading — costs more upfront but could prevent the far greater costs of undersized pipes, flooded homes, and congested roads. Some NZ councils are beginning to explore digital tools: Auckland was recognised as a World Economic Forum Digital Twin City Pioneer in 2023 for its Safeswim water quality prediction system. The question is whether simulation-before-consent becomes a requirement rather than an exceptional innovation.

---

Neutrality note: this entry states each party's and stakeholder's position as attributed claims; figures are sourced and the framing of "crisis," "cruel" or "out of touch" reflects named speakers, not the tracker. The "transitional vs permanent" housing debate and the "modest housing as motivator" concept are presented as a legitimate policy debate, not as the tracker's own position.