Energy efficiency in SW8 (Wandsworth) sits at an average score of 73 out of 100, placing it above the national average. To put this in context, the national average sits at 67. The most common rating band is C, with 30.9% of homes rated A or B and 64.1% in the C or D bands. Meanwhile, 0.6% of homes sit in the F or G bands — the least efficient categories. In practical terms, a C rating suggests reasonably efficient homes, though there is still room for improvement on heating and insulation.

Most of the housing stock here consists of flats. Flats alone account for 84% of all certificated properties — a distinctly urban profile. Around 35% of properties are owner-occupied , while 30% are privately rented and 35% are social housing. Gas central heating is the main fuel source for 62% of homes, which is typical for urban areas across England.

There is genuine room for improvement here. If every recommended upgrade were carried out, the average score could climb from 73 to 79 — a 6-point jump that would lift the typical rating to C. If you live in SW8 and want to reduce your energy bills, start with our guide to loft insulation — it is one of the most cost-effective upgrades you can make.