Solar Panels in the NG31 Postcode Area
The NG31 postcode area covers Grantham and surrounding areas in Lincolnshire. A typical 4kWp solar panel system here generates around 3,740 kWh per year, saving an estimated £1,047/yr on electricity bills and covering roughly 98% of average household electricity usage.
Solar Performance in NG31
About Solar in NG31, Grantham
Homeowners in the NG31 postcode area are eligible for 0% VAT on solar panel installations, making 2026 an excellent time to invest in solar energy. With 935 kWh generated per kWp of installed capacity, the NG31 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 Lincolnshire qualify for SEG payments from energy suppliers.
Lincolnshire in the East Midlands generates 930 kWh per kWp, about 1% above the UK average of 920 kWh/kWp. England's second-largest region by area features vast flat agricultural land on the eastern seaboard, making it one of the UK's leading areas for solar farms alongside its rich arable farming tradition.