In 2021, the average salary for the UK was £25,971 an increase of 0.3% compared to 2020. Separate HMRC data shows that the average UK salary at the start of 2022 was £24,600, a 6.3% increase YoY (Jan vs Jan). The average full-time salary in the UK fell 0.6% to £31,285 in 2021 when compared to 2020.