In the UK in 2020, 9,453 adults aged 18 to 80 participated in the GEM survey. This report mainly focuses on the working-age adults sub-sample (18 to 64 year olds), comprising 7,587 participants. This monitoring report for the UK compares GEM measures of entrepreneurial attitudes, activity and aspirations in the UK, Germany and the United States. It also compares the results across the four home nations of the UK.