Solar Panels in the DL1 Postcode Area
The DL1 postcode area covers Darlington and surrounding areas in Durham. A typical 4kWp solar panel system here generates around 3,456 kWh per year, saving an estimated £968/yr on electricity bills and covering roughly 91% of average household electricity usage.
Solar Performance in DL1
About Solar in DL1, Darlington
Homeowners in the DL1 postcode area are eligible for 0% VAT on solar panel installations, making 2026 an excellent time to invest in solar energy. With 864 kWh generated per kWp of installed capacity, the DL1 area benefits from near-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 Durham qualify for SEG payments from energy suppliers.
Durham in the North East generates 860 kWh per kWp, about 7% below the UK average of 920 kWh/kWp. The eastern lowlands around Durham City are notably drier than the Pennine uplands to the west, and the region's historic cathedral city and university town has seen growing solar adoption on its mix of Victorian and modern housing.