Demographics · Issue 02
The city already won
UN: more than half of humanity lives in urban areas. In 1950 it was about a third. By 2050 it will be about two-thirds. The century’s demand is a skyline: housing, wires, water, heat, and a bus.
- World urban share, mid-2020s (UN)
- ~58%
- 1950
- ~30%
- 2050 path
- ~68%
- UN qualitative for 2050
- 2/3
The most important 30-point move nobody charts
The UN’s 2025 urbanisation wrap is a sentence: more than half of us live in cities, up from about a third in 1950, toward about two-thirds in 2050. Crossing 50% around 2007 was a headline. The next 18 points are cement, copper, buses, heat, and political density. Pair this with Africa’s century, on one axis — the urban increment is African and Asian, not European.
A city is a pipes chart
Housing, water, sewers, metros, transformers, district heat, fibre. The waiting list for US grids is a rich-country version of the same thing. 655 million people without electricity are, mostly, people the city has not yet reached, or a city that does not have a wire. Distribution tech is urbanisation’s bill of materials.
The long view is denser, hotter, older, and African
The 2050 two-thirds is not Manhattan. It is Lagos, Dhaka, Kinshasa, and a hundred secondary cities that need housing that does not flood and a grid that does not die. Own the urban stack in growing cities — housing-adjacent, water, buses, cooling — and be careful of rich-world luxury residential that needs endless 29-year-old buyers.
Investing lens
Horizon 10–25 years · Educational, not advice
Urbanisation is the demand curve under copper, cement, cooling, water and housing. Own the urban stack in growing cities. Do not own a rich-world tower that needs a 2010s first-time buyer.
Where the map points
- Urban water, cooling, and transit in growing metros
- Housing and building products in African and South Asian cities, sized for execution risk
- Grid and heat-pump kit as the rich-world urban retrofit
- Avoid luxury residential in ultra-low-fertility capitals as a demographic compounder
What can break it
- Climate that makes a coastal city uninsurable (see Swiss Re)
- Politics that freeze rents and freeze supply together
- A WUP definition of ‘urban’ that is not a skyline
CHART does not recommend securities, funds or trades. Figures can be revised by their publishers. Do your own research and consider regulated advice before allocating capital.
Sources
Every headline number traces to a named publisher. Contextual sources inform the essay, not the key stat.
- 01PrimaryUnited Nations Population Division2025World Urbanization Prospects 2025 — Summary of Results
More than half the world lives in urban areas, up from about one-third in 1950, toward about two-thirds by 2050. 2025 Degree of Urbanisation: Jakarta ~42 million (1st), Dhaka ~37 million, Tokyo 33 million. Previous vintage had Jakarta ~12 million (30th).
- 02PrimaryUnited Nations Population Division2024-07World Population Prospects 2024
Peak ~10.3 billion in the mid-2080s. Global TFR 2.25; China 1.01; more than half of countries below replacement.
- 03CorroboratedUnited Nations2024Global Issues: Population
Life expectancy 73.3 years in 2024; 65+ outnumber children under 18 by 2080.
Keep reading
Africa’s century, on one axis
Africa has 1.5 billion people. Europe has 740 million. By 2050 the UN sees 2.5 billion Africans and 710 million Europeans. This is the demographic chart the 20th century would not have believed.
2.5bn
Africa population, 2050 (UN)
2,500 gigawatts waiting for a wire
The IEA’s 2026 electricity report puts more than 2,500 GW of projects — renewables, batteries, data centres — in grid connection queues. The world spends $400 billion a year on grids and $1 trillion on generation. That is the distribution bottleneck.
2,500 GW
Projects stalled in grid queues, 2026
655 million people still sit in the dark
The joint IEA / World Bank / WHO tracking print for 2026: 655 million people have no electricity. Renewables overtook coal in the same decade. The last mile is not a terawatt-hour chart. It is a continent.
655m
People without electricity, 2026 tracking
A quieter catastrophe year is not a safer planet
Insured natural-catastrophe losses fell to $107 billion in 2025. Swiss Re still pencils $148 billion if 2026 merely returns to trend. The gap is luck, not adaptation.
$107bn
Insured nat-cat losses, 2025