The UK has a rare opportunity to rethink how new towns are delivered and governed and ensure we move from fragmented, output-driven development toward genuinely place-led settlements that create lasting legacies, Alison Coutinho writes

Alison Coutinho cropped

Alison Coutinho is an architect and operations director at Mace, where she leads the UK Development Advisory Services team

Since the post‑Second World War period, new towns programmes have created planned settlements across the UK, aimed at tackling housing shortages and supporting regional development. Yet too often, the complex journey from concept to delivery erodes this ambition.

The housing design audit for England found that 75% of new housing schemes delivered “mediocre” or “poor” outcomes, with one in five so poor they should have been refused. These outcomes arise from fragmented delivery, siloed decision making and governance structures which struggle to hold the original placemaking vision intact as programmes evolve.

Architects and designers set a clear vision, only to see their influence narrow once decisions move into delivery structuring, phasing, land release, commercial strategy and construction

Designing Tomorrow's Housing

Placemaking is central to wellbeing and long-term community resilience, but the mechanisms that uphold it typically weaken after the early design stages. Architects and designers set a clear vision, only to see their influence narrow once decisions move into delivery structuring, phasing, land release, commercial strategy and construction.

What begins as a coherent, place-led concept can gradually be reshaped by short-term pressures, with design intent diluted along the way. This gap between ambition and delivery is common across complex programmes, where long time-frames, multiple actors, shifting priorities and external pressures – from policy cycles to market conditions – can overwhelm early intentions unless they are actively protected.

The governance gap at the heart of new town delivery

New towns rarely behave like unified major programmes. Instead, they emerge from a constellation of top-down and bottom-up projects, including transport schemes, utilities, housing parcels and community assets, delivered over extended timeframes by a mix of organisations. That reality poses a fundamental question: who holds long-term responsibility for place?

Development corporations can provide the necessary custodial function where they are established. However, many large-scale new settlements now progress outside that model. National agencies, such as Homes England, also have an important role to play. This moment presents a clear opportunity to give equal weight to the quality, resilience and longevity of places as to the number of homes delivered, and to consider what structures and behaviours can safeguard these aims over decades rather than months.

How systems thinking protects design intent

To safeguard placemaking, new towns must be understood as integrated systems rather than a sequence of unrelated projects. Organisations with experience navigating major, multi-stakeholder programmes recognise that success rarely hinges on a single decision. Instead, it emerges from the way that decisions interact and influence one another over time.

A systems approach acknowledges this interplay, how procurement shapes design, how phasing affects community cohesion, and how governance determines whether placemaking principles persist or fade. With clearer visibility of these interdependencies, multidisciplinary teams can anticipate unintended consequences, maintain alignment across diverse partners and keep the original vision alive throughout delivery. This is the kind of discipline required on programmes where thousands of decisions accumulate into outcomes that will define a place for generations.

In motorsport, a powerful engine does not win a race on its own; performance comes from the whole system working together. It is the same with new towns. Placemaking is protected when every part of delivery pulls in the same direction, and every decision reinforces the design intent.

Embedding systems thinking to secure long‑term placemaking legacies

Protecting placemaking requires governance and delivery arrangements that are clear, empowered and resilient. This includes creating frameworks where placemaking principles are genuinely embedded in decision making rather than referenced only at the outset.

It involves keeping the strategic, place-wide design custodians engaged beyond early planning stages so that their insight continues to shape how projects evolve. It also relies on clear lines of accountability for place outcomes across the organisations involved, supported by custodial roles, whether within local authorities, combined authorities or national agencies, that maintain continuity of vision throughout the lifespan of a new town.

Ultimately, these arrangements underpin the long‑term stewardship required to safeguard placemaking quality over decades.

When teams are empowered to challenge assumptions, escalate risks early and collaborate across organisational boundaries, place-led outcomes are far more likely to be sustained

Just as importantly, delivery partners and consultancy teams need a way to understand the cumulative impact of multiple dispersed projects, so that day-to-day decisions continually reinforce rather than dilute the overarching ambition for place. This is an area where partnerships with experienced delivery specialists, accustomed to integrating complex systems, creating certainty, spotting risks early and driving real outcomes, can help public bodies, development corporations and other programme leaders establish the structures and processes that keep programmes aligned even when circumstances shift.

Experience from major programmes shows that, when teams are empowered to challenge assumptions, escalate risks early and collaborate across organisational boundaries, place-led outcomes are far more likely to be sustained. Delivery leaders who understand how programmes behave in practice, not just in theory, can help to navigate uncertainty, maintain visibility of placemaking priorities and translate ambition into tangible outcomes with clarity and confidence.

A moment to reset how we deliver new towns at scale

The UK now has a rare opportunity to rethink how new towns are delivered and governed. By embedding systems thinking and ensuring that placemaking principles endure throughout the lifecycle, it is possible to move from fragmented, output-driven development toward genuinely place-led new towns that create lasting legacies.

Placemaking cannot rely on early ambition alone. It requires systems, behaviours and governance structures which ensure that good intentions survive the complexities of real-world delivery. Getting this right means the next generation of new towns will not only deliver the homes we need, but also thrive as resilient and valued places where people genuinely want to live, work and grow.