Population density of the capital city in United Kingdom

United Kingdom: Population density of the capital city was 6,813 people per km² in 2100. ▲ Rising

Latest (2100)
6,813 people per km²
World rank
64th
of 191 countries
All-time high
6,866 people per km²
in 2085
All-time low
6,122 people per km²
in 2020
Years of data
17
2020–2100

Population density of the capital city in United Kingdom, 2020–2100

02.0k4.0k6.0k2020206021002020: 6.1k people per km²2025: 6.3k people per km²2030: 6.5k people per km²2035: 6.6k people per km²2040: 6.6k people per km²2045: 6.6k people per km²2050: 6.7k people per km²2055: 6.7k people per km²2060: 6.7k people per km²2065: 6.8k people per km²2070: 6.8k people per km²2075: 6.8k people per km²2080: 6.9k people per km²2085: 6.9k people per km²2090: 6.9k people per km²2095: 6.8k people per km²2100: 6.8k people per km²

Source: European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data. Measured in people per km².

Analysis

The most recent figure for population density of the capital city in United Kingdom is 6,813 people per km², measured in 2100.

Compared with earlier readings it is down 0.7% over ten years.

Over the whole period, population density of the capital city in United Kingdom peaked at 6,866 people per km² in 2085 and was at its lowest, 6,122 people per km², in 2020.

United Kingdom ranks 64th of 191 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 17 years of available data.

Population density of the capital city in United Kingdom, year by year

Annual values for Population density of the capital city in United Kingdom, 2020 to 2100.
Year people per km² Change
2020 6,122 people per km²
2025 6,328 people per km² +3.4%
2030 6,498 people per km² +2.7%
2035 6,624 people per km² +1.9%
2040 6,586 people per km² -0.6%
2045 6,616 people per km² +0.4%
2050 6,664 people per km² +0.7%
2055 6,717 people per km² +0.8%
2060 6,738 people per km² +0.3%
2065 6,754 people per km² +0.2%
2070 6,799 people per km² +0.7%
2075 6,824 people per km² +0.4%
2080 6,853 people per km² +0.4%
2085 6,866 people per km² +0.2%
2090 6,863 people per km² -0.0%
2095 6,847 people per km² -0.2%
2100 6,813 people per km² -0.5%

Averages by decade

DecadeAverage LowestHighest Years
2020s 6,225 people per km² 6,122 people per km² 6,328 people per km² 2
2030s 6,561 people per km² 6,498 people per km² 6,624 people per km² 2
2040s 6,601 people per km² 6,586 people per km² 6,616 people per km² 2
2050s 6,690 people per km² 6,664 people per km² 6,717 people per km² 2
2060s 6,746 people per km² 6,738 people per km² 6,754 people per km² 2
2070s 6,811 people per km² 6,799 people per km² 6,824 people per km² 2
2080s 6,859 people per km² 6,853 people per km² 6,866 people per km² 2
2090s 6,855 people per km² 6,847 people per km² 6,863 people per km² 2
2100s 6,813 people per km² 6,813 people per km² 6,813 people per km² 1

Countries ranked near United Kingdom

  1. 61 Mozambique 7,005 people per km² compare
  2. 62 Mongolia 6,979 people per km² compare
  3. 63 Venezuela 6,900 people per km² compare
  4. 65 Mexico 6,804 people per km² compare
  5. 66 Algeria 6,765 people per km² compare
  6. 67 Bolivia 6,714 people per km² compare

See the full ranking of 191 places →

More population data for United Kingdom

All data for United Kingdom →

Frequently asked questions

What is population density of the capital city in United Kingdom?
Population density of the capital city in United Kingdom was 6,813 people per km² in 2100, according to European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data.
What is the highest population density of the capital city recorded in United Kingdom?
The highest recorded value was 6,866 people per km² in 2085.
What is the lowest population density of the capital city recorded in United Kingdom?
The lowest recorded value was 6,122 people per km² in 2020.
How does United Kingdom rank for population density of the capital city?
United Kingdom ranks 64th out of 191 countries with data for 2100.
Is population density of the capital city rising or falling in United Kingdom?
Over the last ten years it is down 0.7%. The long-run trend across the full record is rising.
Where does this United Kingdom data come from?
The figures come from European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data, published as part of Population density of the capital city. Statizoid updates them automatically from the source API.

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Population density of the capital city in United Kingdom. Statizoid, drawing on European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data. Retrieved 28 August 2026, from https://population.statizoid.com/stat/population-density-of-the-capital-city/united-kingdom/

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About this data

Indicator
Population density of the capital city
Unit
people per km²
Source
European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
191 places, 3,183 data points, 2020–2100
Last refreshed

Projected number of people per km² of land area in the country's capital city. City boundaries are defined using a consistent global approach based on satellite imagery and population data.