Solar Panels in the BS11 Postcode Area
The BS11 postcode area covers Avonmouth and surrounding areas in Bristol. A typical 4kWp solar panel system here generates around 3,832 kWh per year, saving an estimated £1,073/yr on electricity bills and covering roughly 101% of average household electricity usage.
Solar Performance in BS11
About Solar in BS11, Avonmouth
Homeowners in the BS11 postcode area are eligible for 0% VAT on solar panel installations, making 2026 an excellent time to invest in solar energy. With 958 kWh generated per kWp of installed capacity, the BS11 area benefits from above-average solar irradiance for the UK.
Through the Smart Export Guarantee (SEG), you can also earn money by exporting surplus electricity back to the grid. Most MCS-certified installations in Bristol qualify for SEG payments from energy suppliers.
Bristol in the South West generates 955 kWh per kWp, about 4% above the UK average of 920 kWh/kWp. As a major city with ambitious climate goals, Bristol was the UK's first European Green Capital and has one of the highest rates of solar adoption among urban areas, with strong sunshine from the Severn Estuary.