In 2018, women outnumbered men in the United Kingdom by approximately 860 thousand, while the largest age group in that year were those aged between 50 and 54. The United Kingdom is also quite a heavily urbanized country, with the degree of urbanization reaching 83.14 in 2017. By far its largest city is London which had a population of 8.9 million people in 2018, more than three times as big as the next largest city, Birmingham.
The birth rate of the United Kingdom in 2017 was 11.4 births per 1,000 population, a significant drop when compared with 2010 when it was 12.9. In total there were 755 thousand live births in the United Kingdom in 2017, over 19 thousand than there were in the previous year. While there have also been significant improvements in life expectancy, improvements have stalled in recent years and stood at 83.11 years for women in 2017 and 79.49 years for men.