Encouragingly, all sustainability indicators tracked have shown improvement in recent years, with UK renewable energy installations growing by 18.4% in 2023, and average local residual household waste in England decreasing by 6% in 2023, while local authority CO2 emissions per capita dropped by 6.5% to a record low in 2022.
Of the 61 major urban areas assessed, eight of the top 10 performers are situated in the south – with York being the only northern city – possibly due to fewer carbon-intensive industries and a higher prevalence of service-based businesses.
"However, local plans up and down the country are being re-drafted to incorporate encouraging policy targets and initiatives which should help towards evening the playing field," said Josh Arnold, associate director at BNP Paribas Real Estate.
“We are also seeing significant momentum from new towns, including Milton Keynes and Peterborough, which have benefitted from newer infrastructure, supporting metrics like average EPC ratings and renewable energy installations, as well as being designed with open space as a focal point."
The top 10 greenest cities in the ranking are shown below: