Urban Change: Decline and Growth in UK Cities

One city can decline and grow at the same time

Urban change is uneven. An old industrial neighbourhood can lose jobs and residents while new housing spreads around the city's edge. Later, investment may bring people and businesses back into some formerly declining areas. Economic growth means an increase in economic activity, such as employment and business investment; population growth means more people living in an area. These changes are connected, but they are not identical.

London provides examples of both decline and growth. Its population fell from about 8 million in 1961 to 6.8 million in 1991, before rising to about 8.8 million in 2021. These city-wide totals conceal different experiences within individual neighbourhoods.

De-industrialisation: why industrial districts lost jobs

De-industrialisation is a decline in the importance of industry, especially manufacturing. London experienced a rapid industrial decline between the 1960s and 1980s.

Changes in shipping helped undermine London's older docks. Containerisation means transporting goods in standard-sized containers that can be transferred between ships, lorries and trains. Larger container ships could not be accommodated by the old London docks, contributing to dock closures, including the closure of the Royal Docks in 1981.

The effects spread beyond dock workers. Manufacturing businesses depended on goods arriving through the docks, so their decline contributed to manufacturing losses in areas such as the Lea Valley, Tottenham and Stratford. London's manufacturing employment fell from about 1 million in 1971 to 245,000 in 2004.

Factory and dock closures left buildings and land unused. By 1981, over 60% of the Docklands area was derelict or vacant. This was both a challenge—abandoned land and lost employment—and a potential opportunity for later redevelopment.

Depopulation can deepen economic decline

When jobs disappear, some residents move away to find work. This reduces the population: depopulation. The Docklands population fell by around 20% as people left to seek employment.

Fewer residents and lower household incomes mean less spending in local shops and services. Businesses may then struggle or close, reducing employment further. Industrial decline can therefore set off a reinforcing chain of job losses, out-migration and falling local demand.

Population decline also reflects movement towards suburbs, not just movement away from the wider city. Better transport and greater car ownership made it easier to live farther from central workplaces. Larger homes, gardens, more space and a less polluted environment attracted households outward.

Decentralisation moves activity away from central areas

Decentralisation occurs when shops, businesses and other activities relocate away from central urban locations. Unlike de-industrialisation, it does not necessarily mean an activity disappears: it may grow elsewhere.

Out-of-town shopping centres, retail parks and business parks offer space for larger premises and parking. Cheaper rents, road access and nearby suburban customers and workers can make these locations attractive. Bluewater at Dartford is an example of an out-of-town shopping centre serving the wider London area. Cork Tree Retail Park in Tottenham and Uxbridge Business Park illustrate other forms of decentralised activity.

Transport developments make this movement possible. London's Underground and bus networks supported suburban travel, while increased car ownership made peripheral destinations easier to reach. Accessibility therefore helps explain both where households live and where businesses locate.

E-commerce adds another pressure. Online shopping reduces the need for retailers to occupy premises close to customers. Businesses can operate from locations outside central areas, while traditional shopping streets may lose customers and trade. Growth in online retail can therefore coexist with decline in some physical shopping areas.

Growth at the rural–urban fringe

The rural–urban fringe is the transition zone between the built-up city and surrounding countryside. When housing and other development spread outward into this zone, the result is urban sprawl.

New housing accommodates residents, while retail and business developments provide employment and services. Population growth and decentralisation can therefore reinforce each other at the urban edge, even while some older districts decline.

Much of London's recent population growth has occurred towards its western and eastern edges. However, the green belt restricts outward development around London. Pressure for growth can consequently extend beyond it to towns such as Reading and Maidstone. This is not simply continuous building across the green belt: some growth occurs farther out, separated from London by protected land.

Financial services, business services and international investment

A city's economy can grow through services even after manufacturing has declined. Financial services include activities such as banking, while business services support other organisations through activities such as legal advice and consultancy.

London attracts major companies and headquarters, including HSBC and Unilever. Investment by transnational corporations creates employment and demand for supporting services. Employees also spend money in shops, cafés and other local businesses, spreading some of the benefits beyond the investing company.

This helps explain why industrial job losses do not necessarily mean permanent decline for the whole city. However, new service-sector jobs may require different skills from the jobs that disappeared, so growth does not automatically benefit every former industrial worker.

Regeneration and the return to inner-city areas

Regeneration involves investment intended to improve an area's economy, buildings and living conditions. Clearing or reusing former industrial land creates brownfield sites for new homes, workplaces and leisure facilities. Such redevelopment can help attract people back into urban areas: re-urbanisation.

Gentrification is one way neighbourhoods change. Housing is upgraded and wealthier residents move in, often attracted by access to work, culture and leisure. New spending can support improved shops and services. However, rising property prices and rents can make it harder for existing residents to remain.

Studentification is another form of neighbourhood change, associated with concentrations of students and rental housing, often subdivided into smaller units. Students create demand for accommodation, shops and services, changing the local economy and housing market. Liverpool's inner-city experience illustrates how studentification and gentrification can accompany urban growth, while also creating challenges for existing communities.

Culture and leisure also attract visitors, investment and residents. In London, the 2012 Olympic Games, the West End's theatres, museums and galleries, and the O2 Arena illustrate this attraction. Their importance is not just entertainment: they support employment and spending, and help make urban locations desirable places to visit and live.

Urban growth is therefore best understood as a set of connected changes. New jobs attract people, people support businesses, and redevelopment changes how land is used. The benefits and costs vary between places and between groups of residents.