The population of Hounslow is 271,767 according to mid-2020 population figures published by the ONS. Based on recent growth rates we estimate the current 2022 population of Hounslow to be 272,256. In the year between mid-2019 and mid-2020, the population in Hounslow grew by an estimated 244 people, and in the ten years prior to mid-2020, the population grew by 16,840. Compare population by area.
Hounslow's population growth rate between mid-2019 and mid-2020 was 0.1%, which is 0.6% lower than the average population growth rate in Hounslow for the ten years prior to mid-2020 (0.7%).
Hounslow covers an area of 56 square kilometres (22 square miles) and has a population density of 4,855 people per square kilometre (km2), based on the latest population estimates taken in mid-2020. That figure has increased by 301 people per km2 over the past decade.
Between mid-2019 and mid-2020, net internal migration out of Hounslow was 4,430, and net international migration into Hounslow was 2,742.
Hounslow's fertility rate (the total number of children that would be born to the average woman in Hounslow if she were to live to the end of her child-bearing years) of 1.91, and birth rate (the number of live births per thousand of population per year) of 14.3, led to population increases of 3,870 during the year, and Hounslow's death rate or mortality rate (the number of deaths per thousand of population per year) of 6.9 resulted in a 1,863 population decrease. In total, a net 2,007 person natural increase.
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During the past decade, internal migration has fallen from a net outflow of 1,068 in 2011 to a net 4,430 outflow. International migration has fallen from a net inflow of 3,473 in 2011 to an inflow of 2,742 in 2020.
The natural increase in population, due to births and deaths, has fallen from an annual net increase of 3,034 people in 2011 to 2,007 in 2020.
International migration was the largest driver of population change over the past decade, representing circa 142% of the total change in population (over 100% as other factors were net outflows).
Hounslow's population, population density, and population growth rate, over the past decade.
Figures reported by the ONS in 2021.
Hounslow's forecast, population density, and population growth rate, over the next twenty years. Figures reported by the ONS in 2018.
The population of Hounslow is forecast to be 275,712 in 2025 and 276,621 in 2030.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2021. Data sources: ONS Local statistics