There are currently an estimated 30,597 grey belt sites across England, enough to deliver 3.4m homes to the market if developed, according to data released by Searchland.

Ian Barnett, National Land Director at Leaders Romans Group looks at the 'grey belt' and how it can contribute to housing targets.

William Nichols, regional director at Lanpro, explores the new Government's new affordable housing targets and how the so-called Grey Belt might be defined, where it exists and how...

Paul Davis, co-founder of property intelligence platform Nimbus, shares his insight and has analysed the data to try and add substance to the grey belt argument.