London’s current population is 8.825 million (2017 mid-year estimate, ONS)   GLA Projections The GLA’s population projections are updated annually at both local authority and ward level. The most up-to-date complete set of GLA projections are the 2016-based projections. 2017-based trend population and household outputs are now also available. The next full update of the the GLA's projections will be the 2018-based projections, schedu...