The population of Cambridge is 125,063 according to mid-2020 population figures published by the ONS. Based on recent growth rates we estimate the current 2022 population of Cambridge to be 125,595. In the year between mid-2019 and mid-2020, the population in Cambridge grew by an estimated 265 people, and in the ten years prior to mid-2020, the population grew by 2,338. Compare population by area.
Cambridge's population growth rate between mid-2019 and mid-2020 was 0.2%, which is 0.0% higher than the average population growth rate in Cambridge for the ten years prior to mid-2020 (0.2%).
Cambridge covers an area of 41 square kilometres (16 square miles) and has a population density of 3,073 people per square kilometre (km2), based on the latest population estimates taken in mid-2020. That figure has increased by 57 people per km2 over the past decade.
Between mid-2019 and mid-2020, net internal migration out of Cambridge was 1,968, and net international migration into Cambridge was 1,831.
Cambridge's fertility rate (the total number of children that would be born to the average woman in Cambridge if she were to live to the end of her child-bearing years) of 1.87, and birth rate (the number of live births per thousand of population per year) of 10.5, led to population increases of 1,315 during the year, and Cambridge's death rate or mortality rate (the number of deaths per thousand of population per year) of 6.7 resulted in a 838 population decrease. In total, a net 477 person natural increase.
During the past decade, internal migration has fallen from a net outflow of 913 in 2011 to a net 1,968 outflow. International migration has risen from a net inflow of 1,165 in 2011 to an inflow of 1,831 in 2020.
The natural increase in population, due to births and deaths, has fallen from an annual net increase of 642 people in 2011 to 477 in 2020.
International migration was the largest driver of population change over the past decade, representing circa 232% of the total change in population (over 100% as other factors were net outflows).
Cambridge's population, population density, and population growth rate, over the past decade.
Figures reported by the ONS in 2021.
Cambridge's forecast, population density, and population growth rate, over the next twenty years. Figures reported by the ONS in 2018.
The population of Cambridge is forecast to be 125,220 in 2025 and 126,763 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